@return <tt>true</tt> if the connection has started and initialized a SslEngine, <tt>false</tt> if the connection is not yet secured (the handshake is not completed) or if SSL is not set for this connection, or if SSL is not even an option.
See Implementation
@return <tt>true</tt> if the connection has started and initialized a SslEngine, <tt>false</tt> if the connection is not yet secured (the handshake is not completed) or if SSL is not set for this connection, or if SSL is not even an option.