This property specifies SSH versions which can be used during the connection
Set this property before calling the
method. It should contain the set of SSH versions which can
be used during the secure connection.
Note, SSHv1 is vulnerable to the man-in-the-middle attack, so it must be used very carefully. We recommend you to use SSHv2 protocol if REALLY secure connection is required.
Default value is [sbSSH1, sbSSH2].