SSH protocol version 1 suffers from design flaws that result in security vulnerabilities and should not be used. Only SSH protocol version 2 connections should be permitted.
From an SSH session connected to the ESXi host, or from the ESXi shell, add or correct the following line in '/etc/ssh/sshd_config':
Add or correct the following line in '/etc/ssh/sshd_config':
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Access Control.This control applies to the following type of system Unix.