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-rw-r--r--modules/pam_timestamp/pam_timestamp.8.xml5
1 files changed, 5 insertions, 0 deletions
diff --git a/modules/pam_timestamp/pam_timestamp.8.xml b/modules/pam_timestamp/pam_timestamp.8.xml
index e19a0bcf..83e5aea8 100644
--- a/modules/pam_timestamp/pam_timestamp.8.xml
+++ b/modules/pam_timestamp/pam_timestamp.8.xml
@@ -50,6 +50,11 @@ for the user. When an application attempts to authenticate the user, a
<emphasis>pam_timestamp</emphasis> will treat a sufficiently recent timestamp
file as grounds for succeeding.
</para>
+ <para condition="openssl_hmac">
+ The default encryption hash is taken from the
+ <emphasis remap='B'>HMAC_CRYPTO_ALGO</emphasis> variable from
+ <emphasis>/etc/login.defs</emphasis>.
+ </para>
</refsect1>
<refsect1 id="pam_timestamp-options">