public SSLSession getSSLSession() {
        return tlsEngine.getSession();
    }
Returns the SSLSession in use. The session specifies a particular cipher suite which
is being actively used by all connections in that session, as well as the identities
of the session's client and server.

@return the SSLSession in use.
xmppserver/src/main/java/org/jivesoftware/openfire/net/TLSStreamHandler.java