======5.2.2 Ensure SSH Protocol is set to 2 (Scored)======
=====Profile Applicability=====
Level 1 - Server
Level 1 - Workstation
=====Description=====
SSH supports two different and incompatible protocols: SSH1 and SSH2. SSH1 was the original protocol and was subject to security issues. SSH2 is more advanced and secure.
=====Rationale=====
SSH v1 suffers from insecurities that do not affect SSH v2.
=====Audit=====
Run the following command and verify that output matches:
# grep "^Protocol" /etc/ssh/sshd_config
Protocol 2
=====Remediation=====
Edit the ''/etc/ssh/sshd_config'' file to set the parameter as follows:
Protocol 2