aboutsummaryrefslogtreecommitdiff
path: root/gnu/packages/python-crypto.scm
blob: b30a8874293f002a496e47e3be08469237792efe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 Eric Dvorsak <eric@dvorsak.fr>
;;; Copyright © 2015, 2016, 2017, 2018, 2019, 2020 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2015, 2016, 2017, 2019 Leo Famulari <leo@famulari.name>
;;; Copyright © 2016, 2017, 2020 Marius Bakke <mbakke@fastmail.com>
;;; Copyright © 2017 Ben Sturmfels <ben@sturm.com.au>
;;; Copyright © 2016 Sou Bunnbu <iyzsong@gmail.com>
;;; Copyright © 2015 Cyril Roelandt <tipecaml@gmail.com>
;;; Copyright © 2014, 2017 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2015, 2016 David Thompson <davet@gnu.org>
;;; Copyright © 2016, 2017, 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2016, 2017 Nikita <nikita@n0.is>
;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015, 2016, 2017, 2019 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2016 Danny Milosavljevic <dannym+a@scratchpost.org>
;;; Copyright © 2016, 2017, 2020 Arun Isaac <arunisaac@systemreboot.net>
;;; Copyright © 2017 Carlo Zancanaro <carlo@zancanaro.id.au>
;;; Copyright © 2018 Tomáš Čech <sleep_walker@gnu.org>
;;; Copyright © 2018 Nicolas Goaziou <mail@nicolasgoaziou.fr>
;;; Copyright © 2018 Vagrant Cascadian <vagrant@debian.org>
;;; Copyright © 2018 Nam Nguyen <namn@berkeley.edu>
;;; Copyright © 2019 Guillaume Le Vaillant <glv@posteo.net>
;;; Copyright © 2019 Clément Lassieur <clement@lassieur.org>
;;; Copyright © 2020 Alexandros Theodotou <alex@zrythm.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages python-crypto)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix build-system python)
  #:use-module (gnu packages)
  #:use-module (gnu packages check)
  #:use-module (gnu packages crypto)
  #:use-module (gnu packages kerberos)
  #:use-module (gnu packages libffi)
  #:use-module (gnu packages multiprecision)
  #:use-module (gnu packages password-utils)
  #:use-module (gnu packages protobuf)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-check)
  #:use-module (gnu packages python-web)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages time)
  #:use-module (gnu packages tls)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (srfi srfi-1))

(define-public python-base58
  (package
    (name "python-base58")
    (version "1.0.3")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "base58" version))
       (sha256
        (base32
         "0q1yr0n5jaf17xq98m7dma6z4rh8p19ch55l1s09gi3rk5ckqycs"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-pyhamcrest" ,python-pyhamcrest)))
    (home-page "https://github.com/keis/base58")
    (synopsis "Base58 and Base58Check implementation")
    (description "Base58 and Base58Check implementation compatible
with what is used by the Bitcoin network.")
    (license license:expat)))

(define-public python-bcrypt
  (package
    (name "python-bcrypt")
    (version "3.1.7")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "bcrypt" version))
       (sha256
        (base32 "0hhywhxx301cxivgxrpslrangbfpccc8y83qbwn1f57cab3nj00b"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-pycparser" ,python-pycparser)
       ("python-pytest" ,python-pytest)))
    (propagated-inputs
     `(("python-cffi" ,python-cffi)
       ("python-six" ,python-six)))
    (home-page "https://github.com/pyca/bcrypt/")
    (synopsis
     "Modern password hashing library")
    (description
     "Bcrypt is a Python module which provides a password hashing method based
on the Blowfish password hashing algorithm, as described in
@url{http://static.usenix.org/events/usenix99/provos.html,\"A Future-Adaptable
Password Scheme\"} by Niels Provos and David Mazieres.")
    (license license:asl2.0)))

(define-public python2-bcrypt
  (package-with-python2 python-bcrypt))

(define-public python-passlib
  (package
    (name "python-passlib")
    (version "1.7.2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "passlib" version))
       (sha256
        (base32 "1a5ngap7kq0b4azq8nlfg6xg5bcl1i0v1sbynhmbr631jgpnqrld"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-nose" ,python-nose)))
    (propagated-inputs
     `(("python-py-bcrypt" ,python-py-bcrypt)))
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-before 'check 'set-PYTHON_EGG_CACHE
           ;; some tests require access to "$HOME/.cython"
           (lambda* _ (setenv "PYTHON_EGG_CACHE" "/tmp") #t)))))
    (home-page "https://bitbucket.org/ecollins/passlib")
    (synopsis "Comprehensive password hashing framework")
    (description
     "Passlib is a password hashing library for Python 2 & 3, which provides
cross-platform implementations of over 30 password hashing algorithms, as well
as a framework for managing existing password hashes.  It's designed to be
useful for a wide range of tasks, from verifying a hash found in /etc/shadow,
to providing full-strength password hashing for multi-user application.")
    (license license:bsd-3)))

(define-public python2-passlib
  (package-with-python2 python-passlib))

(define-public python-py-bcrypt
  (package
    (name "python-py-bcrypt")
    (version "0.4")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "py-bcrypt" version))
       (sha256
        (base32
         "0y6smdggwi5s72v6p1nn53dg6w05hna3d264cq6kas0lap73p8az"))))
    (build-system python-build-system)
    (home-page "https://code.google.com/p/py-bcrypt")
    (synopsis
     "Bcrypt password hashing and key derivation")
    (description
     "A python wrapper of OpenBSD's Blowfish password hashing code.  This
system hashes passwords using a version of Bruce Schneier's Blowfish block
cipher with modifications designed to raise the cost of off-line password
cracking and frustrate fast hardware implementation.  The computation cost of
the algorithm is parametrised, so it can be increased as computers get faster.
The intent is to make a compromise of a password database less likely to
result in an attacker gaining knowledge of the plaintext passwords (e.g. using
John the Ripper).")
    ;; "sha2.c" is under BSD-3;
    ;; "blowfish.c" and "bcrypt.c" are under BSD-4;
    ;; the rest is under ISC.
    (license (list license:isc license:bsd-3 license:bsd-4))))

(define-public python2-py-bcrypt
  (package-with-python2 python-py-bcrypt))

(define-public python-pyblake2
  (package
    (name "python-pyblake2")
    (version "1.1.2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "pyblake2" version))
       (sha256
        (base32
         "0gz9hgznv5zw4qjq43xa56y0yikimx30gffvibxzm0nv5sq7xk2w"))))
    (build-system python-build-system)
    (home-page "https://github.com/dchest/pyblake2")
    (synopsis "BLAKE2 hash function for Python")
    (description "BLAKE2 is a cryptographic hash function, which offers
stronger security while being as fast as MD5 or SHA-1, and comes in two
flavors: @code{BLAKE2b}, optimized for 64-bit platforms and produces digests
of any size between 1 and 64 bytes, and @code{BLAKE2s}, optimized for 8- to
32-bit platforms and produces digests of any size between 1 and 32 bytes.

This package provides a Python interface for BLAKE2.")
    ;; The COPYING file declares it as public domain, with the option to
    ;; alternatively use and redistribute it under a variety of permissive
    ;; licenses. cc0 is explicitly mentioned in setup.py and pyblake2module.c.
    (license (list license:public-domain license:cc0))))

(define-public python-paramiko
  (package
    (name "python-paramiko")
    (version "2.4.2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "paramiko" version))
       (sha256
        (base32
         "1jqgj2gl1pz7bi2aab1r2xq0ml0gskmm9p235cg9y32nydymm5x8"))))
    (build-system python-build-system)
    (arguments
     `(;; FIXME: Tests require many unpackaged libraries, see dev-requirements.txt.
       #:tests? #f))
    (propagated-inputs
     `(("python-bcrypt" ,python-bcrypt)
       ("python-pyasn1" ,python-pyasn1)
       ("python-pynacl" ,python-pynacl)
       ("python-cryptography" ,python-cryptography)))
    (home-page "https://www.paramiko.org/")
    (synopsis "SSHv2 protocol library")
    (description "Paramiko is a python implementation of the SSHv2 protocol,
providing both client and server functionality.  While it leverages a Python C
extension for low level cryptography (PyCrypto), Paramiko itself is a pure
Python interface around SSH networking concepts.")
    (license license:lgpl2.1+)))

(define-public python2-paramiko
  (package-with-python2 python-paramiko))

(define-public python-ecdsa
  (package
    (name "python-ecdsa")
    (version "0.14.1")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "ecdsa" version))
       (sha256
        (base32 "13nx5cbfxc0gnax5zwdmp9xc40qd1llk62mv85jyrvqkbw017ik4"))))
    (build-system python-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (replace 'check
           (lambda _ (invoke "pytest"))))))
    (propagated-inputs
     `(("python-six" ,python-six)))
    (native-inputs
     `(("openssl" ,openssl)
       ("python-pytest" ,python-pytest)))
    (home-page "https://github.com/warner/python-ecdsa")
    (synopsis "ECDSA cryptographic signature library (pure python)")
    (description
     "This is an easy-to-use implementation of ECDSA cryptography (Elliptic
Curve Digital Signature Algorithm), implemented purely in Python.  With this
library, you can quickly create keypairs (signing key and verifying key), sign
messages, and verify the signatures.  The keys and signatures are very short,
making them easy to handle and incorporate into other protocols.")
    (license license:expat)))

(define-public python2-ecdsa
  (package-with-python2 python-ecdsa))

;;; Pycrypto is abandoned upstream:
;;;
;;; https://github.com/dlitz/pycrypto/issues/173
;;;
;;; TODO Remove this package from GNU Guix.
(define-public python-pycrypto
  (package
    (name "python-pycrypto")
    (version "2.6.1")
    (source
     (origin
      (method url-fetch)
      (uri (pypi-uri "pycrypto" version))
      (patches (search-patches "python-pycrypto-CVE-2013-7459.patch"
                               "python-pycrypto-time-clock.patch"))
      (sha256
       (base32
        "0g0ayql5b9mkjam8hym6zyg6bv77lbh66rv1fyvgqb17kfc1xkpj"))))
    (build-system python-build-system)
    (inputs
     `(("python" ,python)
       ("gmp" ,gmp)))
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-before 'build 'set-build-env
           ;; pycrypto runs an autoconf configure script behind the scenes
           (lambda _ (setenv "CONFIG_SHELL" (which "bash")) #t)))))
    (home-page "https://www.dlitz.net/software/pycrypto/")
    (synopsis "Cryptographic modules for Python")
    (description
     "Pycrypto is a collection of both secure hash functions (such as SHA256
and RIPEMD160), and various encryption algorithms (AES, DES, RSA, ElGamal,
etc.).  The package is structured to make adding new modules easy.")
    (license license:public-domain)))

(define-public python2-pycrypto
  (let ((pycrypto (package-with-python2 python-pycrypto)))
    (package (inherit pycrypto)
      (inputs
       `(("python" ,python-2)
         ,@(alist-delete
            "python"
            (package-inputs pycrypto)))))))

(define-public python-kerberos
  (package
    (name "python-kerberos")
    (version "1.3.0")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "kerberos" version))
       (sha256
        (base32
         "19663qxmma0i8bfbjc2iwy5hgq0g4pfb75r023v5dps68zfvffgh"))))
    (build-system python-build-system)
    (inputs
     `(("mit-krb5" ,mit-krb5)))
    (home-page "https://github.com/apple/ccs-pykerberos")
    (synopsis
     "Python Kerberos library used by CalendarServer")
    (description
     "This Python package is a high-level wrapper for Kerberos (GSSAPI)
operations.  The goal is to avoid having to build a module that wraps the
entire Kerberos.framework, and instead offer a limited set of functions that
do what is needed for client/server Kerberos authentication based on
<http://www.ietf.org/rfc/rfc4559.txt>.")
    (license license:asl2.0)))

(define-public python-keyring
  (package
    (name "python-keyring")
    (version "21.0.0")
    (source
     (origin
      (method url-fetch)
      (uri (pypi-uri "keyring" version))
      (sha256
       (base32
        "1k0w3yh3fz0qp0cvkxdiinq9jzbrnc6bd88qpjz34x3cgcr94psz"))
      (modules '((guix build utils)))
      (snippet
        ;; https://github.com/jaraco/keyring/issues/414
       '(begin (substitute* "tests/test_packaging.py"
                 (("ep, =") "(ep,) =")) #t))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace 'check
           (lambda _
             ;; Not clear why this test fails.
             (delete-file "tests/test_packaging.py")
             (substitute* "pytest.ini"
               (("--black ") ""))
             (invoke "pytest"))))))
    (native-inputs
     `(("python-pytest" ,python-pytest)
       ("python-pytest-checkdocs" ,python-pytest-checkdocs)
       ("python-pytest-cov" ,python-pytest-cov)
       ("python-pytest-flake8" ,python-pytest-flake8)
       ("python-setuptools-scm" ,python-setuptools-scm)))
    (propagated-inputs
     `(("python-importlib-metadata" ,python-importlib-metadata)
       ("python-secretstorage" ,python-secretstorage)))
    (home-page "https://github.com/jaraco/keyring")
    (synopsis "Store and access your passwords safely")
    (description
     "The Python keyring lib provides a easy way to access the system keyring
service from python.  It can be used in any application that needs safe
password storage.")
    ;; "MIT" and PSF dual license
    (properties `((python2-variant . ,(delay python2-keyring))))
    (license license:x11)))

(define-public python2-keyring
  (let ((keyring (package-with-python2
                   (strip-python2-variant python-keyring))))
    (package
      (inherit keyring)
      (name "python2-keyring")
      (version "8.7")
      (source
        (origin
          (method url-fetch)
          (uri (pypi-uri "keyring" version))
          (sha256
           (base32
            "0482rmi2x6p78wl2kz8qzyq21xz1sbbfwnv5x7dggar4vkwxhzfx"))))
      (arguments
       `(#:python ,python-2))
      (native-inputs
       `(("python2-pytest" ,python2-pytest)
         ("python2-pytest-runner" ,python2-pytest-runner)
         ("python2-setuptools-scm" ,python2-setuptools-scm)))
      (propagated-inputs
       `(("python2-pycrypto" ,python2-pycrypto))))))

(define-public python-keyrings.alt
  (package
    (name "python-keyrings.alt")
    (version "3.4.0")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "keyrings.alt" version))
        (sha256
         (base32
          "0gdjdqpq2hf770p6iwi891mil0vbsdhvy88x0v8b2w4y4b28lcli"))
        (modules '((guix build utils)))
        (snippet
         '(begin
            (delete-file "keyrings/alt/_win_crypto.py")
            ;; Rely on python-keyring>20:
            ;; https://github.com/jaraco/keyrings.alt/issues/33
            (substitute* '("keyrings/alt/tests/test_Gnome.py"
                           "keyrings/alt/tests/test_Google.py"
                           "keyrings/alt/tests/test_Windows.py"
                           "keyrings/alt/tests/test_file.py"
                           "keyrings/alt/tests/test_pyfs.py")
              (("keyring.tests.test_backend") "keyring.testing.backend")
              (("keyring.tests.util") "keyring.testing.util"))
            #t))))
    (build-system python-build-system)
    (native-inputs
     `(("python-keyring" ,python-keyring)
       ("python-pytest" ,python-pytest)
       ("python-setuptools-scm" ,python-setuptools-scm)))
    (home-page "https://github.com/jaraco/keyrings.alt")
    (synopsis "Alternate keyring implementations")
    (description "Keyrings in this package may have security risks or other
implications.  These backends were extracted from the main keyring project to
make them available for those who wish to employ them, but are discouraged for
general production use.  Include this module and use its backends at your own
risk.")
    (license license:expat)))

(define-public python-certifi
  (package
    (name "python-certifi")
    (version "2019.3.9")
    (source (origin
              (method url-fetch)
              (uri (pypi-uri "certifi" version))
              (sha256
               (base32
                "1bnpw7hrf9i1l9gfxjnzi45hkrvzz0pyn9ia8m4mw7sxhgb08qdj"))))
    (build-system python-build-system)
    (home-page "https://certifi.io/")
    (synopsis "Python CA certificate bundle")
    (description
     "Certifi is a Python library that contains a CA certificate bundle, which
is used by the Requests library to verify HTTPS requests.")
    (license license:asl2.0)))

(define-public python2-certifi
  (package-with-python2 python-certifi))

(define-public python-cryptography-vectors
  (package
    (name "python-cryptography-vectors")
    (version "2.7")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "cryptography_vectors" version))
       (sha256
        (base32
         "1g38zw90510azyfrj6mxbslx2gp9yrnv5dac0w2819k9ssdznbgi"))))
    (build-system python-build-system)
    (home-page "https://github.com/pyca/cryptography")
    (synopsis "Test vectors for the cryptography package")
    (description
      "This package contains test vectors for the cryptography package.")
    ;; Distributed under either BSD-3 or ASL2.0
    (license (list license:bsd-3 license:asl2.0))))

(define-public python2-cryptography-vectors
  (package-with-python2 python-cryptography-vectors))

(define-public python-cryptography
  (package
    (name "python-cryptography")
    (version "2.7")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "cryptography" version))
       (sha256
        (base32
         "1inlnr36kl36551c9rcad99jmhk81v33by3glkadwdcgmi17fd76"))))
    (build-system python-build-system)
    (inputs
     `(("openssl" ,openssl)))
    (propagated-inputs
     `(("python-asn1crypto" ,python-asn1crypto)
       ("python-cffi" ,python-cffi)
       ("python-six" ,python-six)
       ("python-idna" ,python-idna)
       ("python-iso8601" ,python-iso8601)))
    (native-inputs
     `(("python-cryptography-vectors" ,python-cryptography-vectors)
       ("python-hypothesis" ,python-hypothesis)
       ("python-pretend" ,python-pretend)
       ("python-pytz" ,python-pytz)
       ("python-pytest" ,python-pytest)))
    (home-page "https://github.com/pyca/cryptography")
    (synopsis "Cryptographic recipes and primitives for Python")
    (description
      "cryptography is a package which provides cryptographic recipes and
primitives to Python developers.  It aims to be the “cryptographic standard
library” for Python.  The package includes both high level recipes, and low
level interfaces to common cryptographic algorithms such as symmetric ciphers,
message digests and key derivation functions.")
    ;; Distributed under either BSD-3 or ASL2.0
    (license (list license:bsd-3 license:asl2.0))
    (properties `((python2-variant . ,(delay python2-cryptography))))))

(define-public python2-cryptography
  (let ((crypto (package-with-python2
                 (strip-python2-variant python-cryptography))))
    (package (inherit crypto)
      (propagated-inputs
       `(("python2-ipaddress" ,python2-ipaddress)
         ("python2-backport-ssl-match-hostname"
          ,python2-backport-ssl-match-hostname)
         ("python2-enum34" ,python2-enum34)
         ,@(package-propagated-inputs crypto))))))

(define-public python-pyopenssl
  (package
    (name "python-pyopenssl")
    (version "19.0.0")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "pyOpenSSL" version))
       (sha256
        (base32
         "007j40y7x3k8xj54dy2qnij9lldfp71k9mkflhd9vqbdiwrndjmf"))))
    (build-system python-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (delete 'check)
         (add-after 'install 'check
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (add-installed-pythonpath inputs outputs)
             ;; PyOpenSSL runs tests against a certificate with a fixed
             ;; expiry time.  To ensure successful builds in the future,
             ;; set the time to roughly the release date.
             (invoke "faketime" "2019-01-01" "py.test" "-v" "-k"
                     (string-append
                      ;; This test tries to look up certificates from
                      ;; the compiled-in default path in OpenSSL, which
                      ;; does not exist in the build environment.
                      "not test_fallback_default_verify_paths "
                      ;; This test attempts to make a connection to
                      ;; an external web service.
                      "and not test_set_default_verify_paths")))))))
    (propagated-inputs
     `(("python-cryptography" ,python-cryptography)
       ("python-six" ,python-six)))
    (inputs
     `(("openssl" ,openssl)))
    (native-inputs
     `(("libfaketime" ,libfaketime)
       ("python-flaky" ,python-flaky)
       ("python-pretend" ,python-pretend)
       ("python-pytest" ,python-pytest)))
    (home-page "https://github.com/pyca/pyopenssl")
    (synopsis "Python wrapper module around the OpenSSL library")
    (description
      "PyOpenSSL is a high-level wrapper around a subset of the OpenSSL
library.")
    (license license:asl2.0)))

(define-public python2-pyopenssl
  (package-with-python2 python-pyopenssl))

(define-public python-ed25519
  (package
    (name "python-ed25519")
    (version "1.4")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "ed25519" version))
        (sha256
          (base32
            "0ahx1nkxa0xis3cw0h5c4fpgv8mq4znkq7kajly33lc3317bk499"))))
    (build-system python-build-system)
    (home-page "https://github.com/warner/python-ed25519")
    (synopsis "Ed25519 public-key signatures")
    (description "Ed25519 public-key signatures")
    (license license:expat)))

(define-public python2-ed25519
  (package-with-python2 python-ed25519))

(define-public python-axolotl-curve25519
  (package
    (name "python-axolotl-curve25519")
    (version "0.4.1.post2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "python-axolotl-curve25519" version))
       (sha256
        (base32
         "18v3rfyv7xi26fb97nw1xc0l6x8wi0i4xj8dlq4gblpbjxiac187"))))
    (build-system python-build-system)
    (home-page "https://github.com/tgalal/python-axolotl-curve25519")
    (synopsis "Python wrapper for curve25519 library")
    (description "This is a python wrapper for the curve25519 library
with ed25519 signatures.  The C code was pulled from
libaxolotl-android.  At the moment this wrapper is meant for use by
python-axolotl.")
    (license (list license:gpl3    ; Most files
                   license:bsd-3)))) ; curve/curve25519-donna.c

(define-public python2-axolotl-curve25519
  (package-with-python2 python-axolotl-curve25519))

(define-public python-axolotl
  (package
    (name "python-axolotl")
    (version "0.2.3")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "python-axolotl" version))
       (sha256
        (base32
         "1bwdp24fmriffwx91aigs9k162albb51iskp23nc939z893q23py"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         ;; Don't install tests
         (add-before 'install 'remove-tests
           (lambda _
             (for-each delete-file-recursively
                       '("axolotl/tests" "build/lib/axolotl/tests"))
             #t)))))
    (propagated-inputs
     `(("python-axolotl-curve25519" ,python-axolotl-curve25519)
       ("python-cryptography" ,python-cryptography)
       ("python-protobuf" ,python-protobuf)))
    (home-page "https://github.com/tgalal/python-axolotl")
    (synopsis "Python port of libaxolotl-android")
    (description "This is a python port of libaxolotl-android.  This
is a ratcheting forward secrecy protocol that works in synchronous and
asynchronous messaging environments.")
    (license license:gpl3)))

(define-public python2-axolotl
  (package-with-python2 python-axolotl))

;; SlowAES isn't compatible with Python 3.
(define-public python2-slowaes
  (package
    (name "python2-slowaes")
    (version "0.1a1")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "slowaes" version))
       (sha256
        (base32
         "02dzajm83a7lqgxf6r3hgj64wfmcxz8gs4nvgxpvj5n19kjqlrc3"))))
    (build-system python-build-system)
    (arguments `(#:python ,python-2))
    (home-page "http://code.google.com/p/slowaes/")
    (synopsis "Implementation of AES in Python")
    (description "This package contains an implementation of AES in Python.
This implementation is slow (hence the project name) but still useful when
faster ones are not available.")
    (license license:asl2.0)))

(define-public python-pyaes
  (package
    (name "python-pyaes")
    (version "1.6.1")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "pyaes" version))
       (sha256
        (base32
         "13vdaff15k0jyfcss4b4xvfgm8xyv0nrbyw5n1qc7lrqbi0b3h82"))))
    (build-system python-build-system)
    (home-page "https://github.com/ricmoo/pyaes")
    (synopsis "Implementation of AES in Python")
    (description "This package contains a pure-Python implementation of the
AES block cipher algorithm and the common modes of operation (CBC, CFB, CTR,
ECB and OFB).")
    (license license:expat)))

(define-public python2-pyaes
  (package-with-python2 python-pyaes))

(define-public python-asn1crypto
  (package
    (name "python-asn1crypto")
    (version "0.24.0")
    (source
      (origin
       (method git-fetch)
       (uri (git-reference
              (url "https://github.com/wbond/asn1crypto.git")
              (commit version)))
        (file-name (git-file-name name version))
        (sha256
         (base32
          "10lai2cs5mnz3gpaffbw1m7b885ls8328q5wxm35vfmcip1f0xmb"))))
    (build-system python-build-system)
    (home-page "https://github.com/wbond/asn1crypto")
    (synopsis "ASN.1 parser and serializer in Python")
    (description "asn1crypto is an ASN.1 parser and serializer with definitions
for private keys, public keys, certificates, CRL, OCSP, CMS, PKCS#3, PKCS#7,
PKCS#8, PKCS#12, PKCS#5, X.509 and TSP.")
    (license license:expat)))

(define-public python2-asn1crypto
  (package-with-python2 python-asn1crypto))

(define-public python-pynacl
  (package
    (name "python-pynacl")
    (version "1.3.0")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "PyNaCl" version))
       (modules '((guix build utils)))
       ;; Remove bundled libsodium.
       (snippet '(begin (delete-file-recursively "src/libsodium")
                        #t))
       (sha256
        (base32
         "0330wyvggm19xhmwmz9rrr97lzbv3siwfy50gmax3vvgs7nh0q8c"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-before 'build 'use-system-sodium
           (lambda _
             (setenv "SODIUM_INSTALL" "system")
             #t)))))
    (native-inputs
     `(("python-hypothesis" ,python-hypothesis)
       ("python-pytest" ,python-pytest)))
    (propagated-inputs
     `(("python-cffi" ,python-cffi)
       ("python-six" ,python-six)
       ("libsodium" ,libsodium)))
    (home-page "https://github.com/pyca/pynacl/")
    (synopsis "Python bindings to libsodium")
    (description
     "PyNaCl is a Python binding to libsodium, which is a fork of the
Networking and Cryptography library.  These libraries have a stated goal
of improving usability, security and speed.")
    (license license:asl2.0)))

(define-public python2-pynacl
  (package-with-python2 python-pynacl))

(define-public python2-pgpdump
  (package
    (name "python2-pgpdump")
    (version "1.5")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "pgpdump" version))
       (sha256
        (base32
         "0s4nh8h7qsdj2yf29bspjs1zvxd4lcd11r6g11dp7fppgf2h0iqw"))))
    (build-system python-build-system)

    ;; Currently fails to build with Python 3.
    (arguments `(#:python ,python-2))

    (home-page "https://github.com/toofishes/python-pgpdump")
    (synopsis "Python library for parsing PGP packets")
    (description
     "Python-pgpdump is an OpenPGP packet parser based on
@uref{http://www.mew.org/~kazu/proj/pgpdump/, pgpdump}.  It notably supports:

@itemize
@item signature packets;
@item public key packets;
@item secret key packets;
@item trust, user ID, and user attribute packets;
@item ASCII-armor decoding and CRC check.
@end itemize\n")
    (license license:bsd-3)))

(define-public python2-roca-detect
  (package
    (name "python2-roca-detect")
    (version "1.0.8")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "roca-detect" version))
       (sha256
        (base32
         "1di4akyw2lf5r8zfwvyhkilz8jv8g4b66rgaqwfabmjwma6gnw27"))))
    (build-system python-build-system)
    (native-inputs
     ;; TODO: apk_parse_ph4, pyjks
     `(("python2-dateutil" ,python2-dateutil)
       ("python2-six" ,python2-six)
       ("python2-cryptography" ,python2-cryptography)
       ("python2-future" ,python2-future)
       ("python2-coloredlogs" ,python2-coloredlogs)
       ("python2-pgpdump" ,python2-pgpdump)))
    (arguments
     `(;; Basic testing routine is quite simple and works with Py3
       ;; but the rest of the code that processes the different
       ;; key formats and extracts the modulus for inspection is
       ;; not yet fully py3 ready.
       #:python ,python-2))
    (home-page "https://github.com/crocs-muni/roca")
    (synopsis "ROCA detection tool")
    (description
     "This tool is related to the paper entitled @i{Return of the
Coppersmith’s Attack: Practical Factorization of Widely Used RSA Moduli}.  It
enables you to test public RSA keys for a presence of the described
vulnerability.  Currently the tool supports the following key formats: X.509
Certificate (DER encoded, PEM encoded), RSA PEM (encoded private key, public
key), SSH public key, ASC-encoded OpenPGP key, APK Android application, LDIFF
file, and more.")
    (license license:gpl3)))

(define-public python-blurhash
  (package
    (name "python-blurhash")
    (version "1.1.4")
    (source
      (origin
        ;; Tests not included in pypi release and releases not tagged in git repo.
        (method git-fetch)
        (uri (git-reference
               (url "https://github.com/halcy/blurhash-python")
               (commit "22e081ef1c24da1bb5c5eaa2c1d6649724deaef8")))
        (file-name (git-file-name name version))
        (sha256
         (base32
          "1qq6mhydlp7q3na4kmaq3871h43wh3pyfyxr4b79bia73wjdylxf"))))
    (build-system python-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (replace 'check
           (lambda _
             (delete-file "setup.cfg")
             (invoke "pytest"))))))
    (native-inputs
     `(("python-numpy" ,python-numpy)
       ("python-pillow" ,python-pillow)
       ("python-pytest" ,python-pytest)))
    (home-page "https://github.com/halcy/blurhash-python")
    (synopsis
     "Pure-Python implementation of the blurhash algorithm")
    (description
     "Pure-Python implementation of the blurhash algorithm.")
    (license license:expat)))

(define-public python-ecpy
  (package
    (name "python-ecpy")
    (version "0.10.0")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "ECPy" version))
        (sha256
          (base32
            "1gc3i5s93zq6x1nkaxkq1dvmsc12vmrw0hns9f5s1hcb78ni52c8"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-future" ,python-future)))
    (home-page "https://github.com/ubinity/ECPy")
    (synopsis "Pure Python Elliptic Curve Library")
    (description "This package provides a Elliptic Curve Library in pure
Python.")
    (license license:asl2.0)))

(define-public python2-ecpy
  (package-with-python2 python-ecpy))

(define-public python-josepy
  (package
    (name "python-josepy")
    (version "1.1.0")
    (source (origin
              (method url-fetch)
              (uri (pypi-uri "josepy" version))
              (sha256
               (base32
                "11khz8malzrv375b27jjkv66z6z6khdx1v5mkkr4vq16gp3n4p7v"))))
    (build-system python-build-system)
    (arguments
     ;; The tests require flake8 >= 3.5, which is not yet packaged.
     '(#:tests? #f))
    (propagated-inputs
     `(("python-cryptography" ,python-cryptography)
       ("python-pyopenssl" ,python-pyopenssl)
       ("python-six" ,python-six)))
;; TODO Enable when we have flake8 >= 3.5.
;    (native-inputs
;     `(("python-coverage" ,python-coverage)
;       ("python-flake8" ,python-flake8)
;       ("python-isort" ,python-isort)
;       ("python-mock" ,python-mock)
;       ("python-pytest" ,python-pytest)
;       ("python-pytest-cov" ,python-pytest-cov)
;       ("python-pytest-cache" ,python-pytest-cache)
;       ("python-pytest-flake8" ,python-pytest-flake8)))
    (home-page "https://github.com/certbot/josepy")
    (synopsis "JOSE protocol implementation in Python")
    (description "This package provides a Python implementation of the JOSE
protocol (Javascript Object Signing and Encryption).")
    (license license:asl2.0)))

(define-public python2-josepy
  (package-with-python2 python-josepy))

(define-public python-pycryptodome
  (package
    (name "python-pycryptodome")
    (version "3.7.3")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "pycryptodome" version))
       (sha256
        (base32
         "0dh6ky5ngxayyn5f6n7gdamjl49g3khz6pdx9sdnag1zwi8248hs"))))
    (build-system python-build-system)
    (home-page "https://www.pycryptodome.org")
    (synopsis "Cryptographic library for Python")
    (description "This package provides a cryptographic library for Python.

It brings the following enhancements with respect to the last official version
of PyCrypto:

@itemize
@item Authenticated encryption modes (GCM, CCM, EAX, SIV, OCB)
@item Accelerated AES on Intel platforms via AES-NI
@item First class support for PyPy
@item Elliptic curves cryptography (NIST P-256 curve only)
@item Better and more compact API (nonce and iv attributes for ciphers,
automatic generation of random nonces and IVs, simplified CTR cipher mode, and
more)
@item SHA-3 (including SHAKE XOFs) and BLAKE2 hash algorithms
@item Salsa20 and ChaCha20 stream ciphers
@item scrypt and HKDF
@item Deterministic (EC)DSA
@item Password-protected PKCS#8 key containers
@item Shamir’s Secret Sharing scheme
@item Random numbers get sourced directly from the OS (and not from a CSPRNG
in userspace)
@item Cleaner RSA and DSA key generation (largely based on FIPS 186-4)
@item Major clean ups and simplification of the code base
@end itemize\n")
    (license license:bsd-2)))

(define-public python2-pycryptodome
  (package-with-python2 python-pycryptodome))

(define-public python-m2crypto
  (package
    (name "python-m2crypto")
    (version "0.35.2")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "M2Crypto" version))
       (sha256
        (base32 "09yirf3w77w6f49q6nxhrjm9c3a4y9s30s1k09chqrw8zdgx8sjc"))))
    (build-system python-build-system)
    (inputs `(("openssl" ,openssl)))
    (home-page "https://gitlab.com/m2crypto/m2crypto")
    (synopsis "Python crypto and TLS toolkit")
    (description "@code{M2Crypto} is a complete Python wrapper for OpenSSL
featuring RSA, DSA, DH, EC, HMACs, message digests, symmetric ciphers
(including AES); TLS functionality to implement clients and servers; HTTPS
extensions to Python's httplib, urllib, and xmlrpclib; unforgeable HMAC'ing
AuthCookies for web session management; FTP/TLS client and server; S/MIME;
M2Crypto can also be used to provide TLS for Twisted.  Smartcards supported
through the Engine interface.")
    (properties `((python2-variant . ,(delay python2-m2crypto))))
    (license license:expat)))

(define-public python2-m2crypto
  (let ((m2crypto (package-with-python2
                   (strip-python2-variant python-m2crypto))))
    (package (inherit m2crypto)
             (propagated-inputs
              `(("python2-typing" ,python2-typing))))))

(define-public python-pylibscrypt
  (package
    (name "python-pylibscrypt")
    (version "1.7.1")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "pylibscrypt" version))
       (sha256
        (base32
         "1b3rgzl6dbzs08vhv41b6y4n5189wv7lr27acxn104hs45745abs"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-before 'build 'hard-code-path-to-libscrypt
           (lambda* (#:key inputs #:allow-other-keys)
             (let ((libscrypt (assoc-ref inputs "libscrypt")))
               (substitute* "pylibscrypt/pylibscrypt.py"
                 (("find_library\\('scrypt'\\)")
                  (string-append "'" libscrypt "/lib/libscrypt.so'")))
               #t))))
       ;; The library can use various scrypt implementations and tests all of
       ;; them.  Since we only provide a single implementation, most tests
       ;; fail.  Simply skip them.
       #:tests? #f))
    ;; FIXME: Using "libscrypt" is the second best choice.  The best one
    ;; requires "hashlib.scrypt", provided by Python 3.6+ built with OpenSSL
    ;; 1.1+.  Use that as soon as Guix provides it.
    (inputs
     `(("libscrypt" ,libscrypt)))
    (home-page "https://github.com/jvarho/pylibscrypt")
    (synopsis "Scrypt for Python")
    (description "There are a lot of different scrypt modules for Python, but
none of them have everything that I'd like, so here's one more.  It uses
@code{libscrypt}.")
    (license license:isc)))

(define-public python-libnacl
  (package
    (name "python-libnacl")
    (version "1.6.1")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "libnacl" version))
       (sha256
        (base32
         "0nv7n8nfswkhl614x5mllrkvaslraa0053q11iylb337cy43vb4v"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'locate-libsodium
           (lambda* (#:key inputs #:allow-other-keys)
             (substitute* "libnacl/__init__.py"
               (("(return ctypes.cdll.LoadLibrary\\(')libsodium.so('\\))"
                 _ pre post)
                (let ((libsodium (string-append (assoc-ref inputs "libsodium")
                                                "/lib/libsodium.so")))
                  (string-append pre libsodium post)))))))))
    (native-inputs
     `(("python-pyhamcrest" ,python-pyhamcrest)))
    (inputs
     `(("libsodium" ,libsodium)))
    (home-page "https://libnacl.readthedocs.org/")
    (synopsis "Python bindings for libsodium based on ctypes")
    (description "@code{libnacl} is used to gain direct access to the
functions exposed by @code{NaCl} library via @code{libsodium}.  It has
been constructed to maintain extensive documentation on how to use
@code{NaCl} as well as being completely portable.")
    (license license:asl2.0)))

(define-public python-scrypt
  (package
    (name "python-scrypt")
    (version "0.8.7")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "scrypt" version))
       (sha256
        (base32
         "0hjk71k3mgnl8siikm9lii9im8kv0rb7inkjzx78rnancra48xxr"))))
    (build-system python-build-system)
    (inputs
     `(("openssl" ,openssl)))
    (home-page "https://bitbucket.org/mhallin/py-scrypt")
    (synopsis "Bindings for the scrypt key derivation function library")
    (description "This is a set of Python bindings for the scrypt key
derivation function.")
    (license license:bsd-2)))

(define-public python-service-identity
  (package
    (name "python-service-identity")
    (version "18.1.0")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "service_identity" version))
       (sha256
        (base32
         "0b9f5qiqjy8ralzgwjgkhx82h6h8sa7532psmb8mkd65md5aan08"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-attrs" ,python-attrs)
       ("python-pyasn1" ,python-pyasn1)
       ("python-pyasn1-modules" ,python-pyasn1-modules)
       ("python-pyopenssl" ,python-pyopenssl)))
    (home-page "https://service-identity.readthedocs.io/")
    (synopsis "Service identity verification for PyOpenSSL")
    (description
     "@code{service_identity} aspires to give you all the tools you need
for verifying whether a certificate is valid for the intended purposes.
In the simplest case, this means host name verification.  However,
service_identity implements RFC 6125 fully and plans to add other
relevant RFCs too.")
    (license license:expat)))

(define-public python2-service-identity
  (package-with-python2 python-service-identity))

(define-public python-hkdf
  (package
    (name "python-hkdf")
    (version "0.0.3")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "hkdf" version))
        (sha256
         (base32
          "1jhxk5vhxmxxjp3zj526ry521v9inzzl8jqaaf0ma65w6k332ak2"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-nose" ,python-nose)))
    (home-page "https://github.com/casebeer/python-hkdf")
    (synopsis "HMAC-based Extract-and-Expand Key Derivation Function (HKDF)")
    (description "This package provides a Python implementation of the HMAC Key
Derivation function (HKDF) defined in RFC 5869.")
    (license license:bsd-2)))

(define-public python-spake2
  (package
    (name "python-spake2")
    (version "0.8")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "spake2" version))
        (sha256
         (base32
          "1x16r7lrbklvfzbacb66qv9iiih6liq1y612dqh2chgf555n2yn1"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-hkdf" ,python-hkdf)))
    (home-page "https://github.com/warner/python-spake2")
    (synopsis "SPAKE2 password-authenticated key exchange in Python")
    (description "This package provides a Python implementation of the SPAKE2
Password-Authenticated Key Exchange algorithm.")
    (license license:expat)))

(define-public python-txtorcon
  (package
    (name "python-txtorcon")
    (version "19.0.0")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "txtorcon" version))
        (sha256
         (base32
          "0fxzhsc62bhmr730vj9pzallmw56gz6iykvl28a5agrycm0bfc9p"))))
    (build-system python-build-system)
    (arguments
      ;; The tests fail immediately due to a missing file. Reported upstream:
      ;; <https://github.com/meejah/txtorcon/issues/330>
     `(#:tests? #f))
    (propagated-inputs
     `(("python-automat" ,python-automat)
       ("python-idna" ,python-idna)
       ("python-incremental" ,python-incremental)
       ("python-ipaddress" ,python-ipaddress)
       ("python-service-identity" ,python-service-identity)
       ("python-twisted" ,python-twisted)
       ("python-zope-interface" ,python-zope-interface)))
    (home-page "https://github.com/meejah/txtorcon")
    (synopsis "Twisted-based Tor controller client")
    (description "This package provides a Twisted-based Tor controller client,
with state-tracking and configuration abstractions.")
    (license license:expat)))

(define-public python-keyutils
  (package
    (name "python-keyutils")
    (version "0.6")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "keyutils" version))
       (sha256
        (base32
         "0lipygpzhwzzsq2k5imb1jgkmj8y4khxdwhzadjs3bd56g6bmkx9"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-pytest" ,python-pytest)
       ("python-pytest-runner" ,python-pytest-runner)))
    (inputs
     `(("keyutils" ,keyutils)))
    (arguments
     '(#:tests? #f))
    (home-page "https://github.com/sassoftware/python-keyutils")
    (synopsis "Python bindings for keyutils")
    (description
     "This is a set of python bindings for keyutils, a key management suite
that leverages the infrastructure provided by the Linux kernel for safely
storing and retrieving sensitive information in your programs.")
    (license license:asl2.0)))

(define-public python-mcuboot-imgtool
  (package
    (name "python-mcuboot-imgtool")
    (version "1.4.0")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/JuulLabs-OSS/mcuboot")
             (commit (string-append "v" version))))
       (file-name (git-file-name name version))
       (sha256
        (base32
         "1m1csyvzq4jx81zg635ssy1n7sc0z539z0myh872ll3nwqx7wa0q"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'fix-broken-test
           (lambda _
             (substitute* "scripts/imgtool/keys/ed25519_test.py"
               (("raw_sign") "sign_digest"))
             #t))
         (add-before 'build 'change-directory
           (lambda _
             (chdir "scripts")
             #t)))))
    (propagated-inputs
     `(("python-click" ,python-click)
       ("python-intelhex" ,python-intelhex)
       ("python-cryptography" ,python-cryptography)))
    (home-page "https://mcuboot.com")
    (synopsis "Tool to securely sign firmware images for booting by MCUboot")
    (description "MCUboot is a secure bootloader for 32-bit MCUs.  This
package provides a tool to securely sign firmware images for booting by
MCUboot.")
    (license license:expat)))

(define-public python-ntlm-auth
  (package
    (name "python-ntlm-auth")
    (version "1.4.0")
    (source
     (origin
       (method url-fetch)
       (uri (pypi-uri "ntlm-auth" version))
       (sha256
        (base32
         "16mavidki4ma5ip8srqalr19gz4f5yn3cnmmgps1fmgfr24j63rm"))))
    (build-system python-build-system)
    (propagated-inputs
     `(("python-cryptography" ,python-cryptography)))
    (home-page "https://github.com/jborean93/ntlm-auth")
    (synopsis
     "Calculates NTLM Authentication codes")
    (description
     "This library handles the low-level details of NTLM authentication for
use in authenticating with a service that uses NTLM.  It will create and parse
the 3 different message types in the order required and produce a base64
encoded value that can be attached to the HTTP header.

The goal of this library is to offer full NTLM support including signing and
sealing of messages as well as supporting MIC for message integrity and the
ability to customise and set limits on the messages sent.  Please see Features
and Backlog for a list of what is and is not currently supported.")
    (license license:expat)))

(define-public python-secretstorage
  (package
    (name "python-secretstorage")
    (version "3.1.2")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "SecretStorage" version))
        (sha256
         (base32
          "1xmzr0j3066s220bss4nkgqbiwb5k4kkp2rkpqlqwjb5kfc8mnhm"))))
    (build-system python-build-system)
    (arguments
     '(#:tests? #f)) ; Tests require a running dbus service.
    (propagated-inputs
     `(("python-cryptography" ,python-cryptography)
       ("python-jeepney" ,python-jeepney)))
    (home-page "https://github.com/mitya57/secretstorage")
    (synopsis "Python bindings to FreeDesktop.org Secret Service API")
    (description
     "@code{python-secretstorage} provides a way for securely storing passwords
and other secrets.  It uses D-Bus Secret Service API that is supported by GNOME
Keyring (since version 2.30) and KSecretsService.  SecretStorage supports most
of the functions provided by Secret Service, including creating and deleting
items and collections, editing items, locking and unlocking collections
(asynchronous unlocking is also supported).")
    (license license:bsd-3)))

(define-public python-jeepney
  (package
    (name "python-jeepney")
    (version "0.4.2")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "jeepney" version))
        (sha256
         (base32
          "1fz9lb5fl831sijg2j0sbki698j2z6awbblas7mz3gp9jz2xi9hb"))))
    (build-system python-build-system)
    (native-inputs
     `(("python-testpath" ,python-testpath)
       ("python-tornado" ,python-tornado)
       ("python-pytest" ,python-pytest)))
    (home-page "https://gitlab.com/takluyver/jeepney")
    (synopsis "Low-level, pure Python DBus protocol wrapper")
    (description
     "This is a low-level, pure Python DBus protocol client.  It has an
I/O-free core, and integration modules for different event loops.")
    (license license:expat)))

(define-public python-argon2-cffi
  (package
    (name "python-argon2-cffi")
    (version "20.1.0")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "argon2-cffi" version))
        (sha256
         (base32
          "0zgr4mnnm0p4i99023safb0qb8cgvl202nly1rvylk2b7qnrn0nq"))
        (modules '((guix build utils)))
        (snippet '(begin (delete-file-recursively "extras") #t))))
    (build-system python-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (replace 'build
           (lambda _
             (setenv "ARGON2_CFFI_USE_SYSTEM" "1")
             (invoke "python" "setup.py" "build")))
         (replace 'check
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (add-installed-pythonpath inputs outputs)
             (invoke "pytest")
             (invoke "python" "-m" "argon2" "--help")
             ;; see tox.ini
             (invoke "python" "-m" "argon2" "-n" "1" "-t" "1" "-m" "8" "-p" "1"))))))
    (propagated-inputs
     `(("python-cffi" ,python-cffi)
       ("python-six" ,python-six)))
    (inputs `(("argon2" ,argon2)))
    (native-inputs
     `(("python-hypothesis" ,python-hypothesis)
       ("python-pytest" ,python-pytest)))
    (home-page "https://argon2-cffi.readthedocs.io/")
    (synopsis "Secure Password Hashes for Python")
    (description
     "Argon2 is a secure password hashing algorithm.  It is designed to have
both a configurable runtime as well as memory consumption.  This means that you
can decide how long it takes to hash a password and how much memory is required.")
    (license license:expat)))

(define-public python-privy
  (package
    (name "python-privy")
    (version "6.0.0")
    (source
      (origin
        (method git-fetch)
        (uri (git-reference
               ;; Releases are untagged
               (url "https://github.com/ofek/privy")
               (commit "2838db3df239797c71bddacc48a4c49a83f35747")))
        (file-name (git-file-name name version))
        (sha256
         (base32
          "1m32dh5fqc8cy7jyf1z5fs6zvmdkbq5fi98hr609gbl7s0l0y0i9"))))
    (build-system python-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (replace 'check
           (lambda _
             (invoke "python" "-m" "pytest"))))))
    (native-inputs
     `(("python-pytest" ,python-pytest)))
    (propagated-inputs
     `(("python-argon2-cffi" ,python-argon2-cffi)
       ("python-cryptography" ,python-cryptography)))
    (home-page "https://www.dropbox.com/developers")
    (synopsis "Library to password-protect your data")
    (description
     "Privy is a small and fast utility for password-protecting secret
data such as API keys, cryptocurrency wallets, or seeds for digital
signatures.")
    (license (list license:expat license:asl2.0)))) ; dual licensed