How to enable SSL debug logging

Purpose

This article provides instructions on how to enable SSL debug logging in the application server log in order to troubleshoot certificate issues.

Instructions

JBoss

In standalone.custom.bat|sh add the following to the CUSTOM_JAVA_OPTS variable:

-Djavax.net.debug=ssl:handshake

Then restart the JBoss server.

Tomcat

Add the following line into <APPIAN_HOME>/tomcat/apache-tomcat/bin/setenv.sh|bat:

Linux (.sh): export CATALINA_OPTS="$CATALINA_OPTS -Djavax.net.debug=ssl"
Windows (.bat): set CATALINA_OPTS=%CATALINA_OPTS% -Djavax.net.debug=ssl

Then restart the Tomcat server.

Affected Versions

This article applies to all versions of Appian.

Last Reviewed: March 2020