public static void setDefaultSecret(String defaultSecret) {
        JiveGlobals.setProperty("xmpp.multiplex.defaultSecret", defaultSecret);
    }
Sets the default secret key that connection managers should present while trying to
establish a new connection.

@param defaultSecret the default secret key that connection managers should present
       while trying to establish a new connection.
xmppserver/src/main/java/org/jivesoftware/openfire/multiplex/ConnectionMultiplexerManager.java