Information
While using strong passwords of the appropriate length and complexity are long standard best practice, for administrative access, it is advisable to consider utilizing a PKA key for authentication. Software packages such a PuTTYGen, OpenSSH, or ssh-keygen, for example, are available to generate the necessary public/private key pairs. Since SSHv2 is recommended you will need to utilize DSA in order to be compatible with SSHv2.
Solution
You may navigate to the following ScreenOS menu location: Configuration > Admin > Administrators