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-rw-r--r--gnu/packages/linux.scm6
1 files changed, 5 insertions, 1 deletions
diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index 7aaa7fb644..79a1b0b46a 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -3760,7 +3760,11 @@ systems with high needs or limited user interaction, such as headless servers.
indirect effects of hardware events on hidden processor state using the HArdware
Volatile Entropy Gathering and Expansion (@dfn{HAVEGE}) algorithm. It tunes
itself to its environment and provides the same built-in test suite for the
-output stream as used on certified hardware security devices.")
+output stream as used on certified hardware security devices.
+
+The quality of the randomness produced by this algorithm has not been proven.
+It is recommended to run it together with another entropy source like rngd, and
+not as a replacement for it.")
(license (list (license:non-copyleft "file://nist/mconf.h")
(license:non-copyleft "file://nist/packtest.c")
license:public-domain ; nist/dfft.c