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-rw-r--r--NEWS5
-rw-r--r--doc/cha-gtls-app.texi4
2 files changed, 9 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 75293ab678..2fc25b1d18 100644
--- a/NEWS
+++ b/NEWS
@@ -8,6 +8,11 @@ See the end for copying conditions.
** libgnutls: The SSL 3.0 protocol support can completely be removed
using a compile time option. The configure option is --disable-ssl3.
+** libgnutls: The GNUTLS_KEYLOGFILE environment variable can be used to
+ log session keys in client side. These session keys are compatible with
+ the NSS Key Log Format and can be used to decrypt the session for
+ debugging using wireshark.
+
** API and ABI modifications:
No changes since last version.
diff --git a/doc/cha-gtls-app.texi b/doc/cha-gtls-app.texi
index fd3342b70c..7d25a5b536 100644
--- a/doc/cha-gtls-app.texi
+++ b/doc/cha-gtls-app.texi
@@ -165,6 +165,10 @@ error. Other available environment variables are shown in @ref{tab:environment}.
@item @code{GNUTLS_DEBUG_LEVEL}
@tab When set to a numeric value, it sets the default debugging level for GnuTLS applications.
+@item @code{GNUTLS_KEYLOGFILE}
+@tab When set to a filename, GnuTLS will store to it the client session keys in the NSS Key Log
+format. That format can be read by wireshark and will allow decryption of the session for debugging.
+
@item @code{GNUTLS_CPUID_OVERRIDE}
@tab That environment variable can be used to
explicitly enable/disable the use of certain CPU capabilities. Note that CPU