upstream commit

refactor authentication logging

optionally record successful auth methods and public credentials
used in a file accessible to user sessions

feedback and ok markus@

Upstream-ID: 090b93036967015717b9a54fd0467875ae9d32fb

1 files changed, 8 insertions, 2 deletions

diff --git a/sshd_config.5 b/sshd_config.5
index 7b4cb1d9a..cfe1db82a 100644
--- a/sshd_config.5
+++ b/sshd_config.5
@@ -33,8 +33,8 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\" $OpenBSD: sshd_config.5,v 1.245 2017/05/17 01:24:17 djm Exp $
-.Dd $Mdocdate: May 17 2017 $
+.\" $OpenBSD: sshd_config.5,v 1.246 2017/06/24 06:34:38 djm Exp $
+.Dd $Mdocdate: June 24 2017 $
 .Dt SSHD_CONFIG 5
 .Os
 .Sh NAME
@@ -564,6 +564,12 @@ Disables all forwarding features, including X11,
 TCP and StreamLocal.
 This option overrides all other forwarding-related options and may
 simplify restricted configurations.
+.It Cm ExposeAuthInfo
+Enables writing a file containing a list of authentication methods and
+public credentials (e.g. keys) used to authenticate the user.
+The location of the file is exposed to the user session though the
+.Ev SSH_AUTH_INFO
+enviornment variable.
 .It Cm FingerprintHash
 Specifies the hash algorithm used when logging key fingerprints.
 Valid options are: