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-rw-r--r--doc/plugins/httpauth.mdwn4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/plugins/httpauth.mdwn b/doc/plugins/httpauth.mdwn
index 0eda5554f..2fae07739 100644
--- a/doc/plugins/httpauth.mdwn
+++ b/doc/plugins/httpauth.mdwn
@@ -2,7 +2,9 @@
[[!tag type/auth]]
This plugin allows HTTP basic authentication to be used to log into the
-wiki.
+wiki. In this mode, the web browser authenticates the user by some means,
+and sets the `REMOTE_USER CGI` environment variable. This plugin trusts
+that if that variable is set, the user is authenticated.
## fully authenticated wiki