SSHD Hardening

For most administrators, SSH is the point of call for the initial connection. It allows the user to connect to the server via a command line to be able to see what is happening. The SSH itself by nature is secure hence the abbreviation Secure Shell. Its a secure connection to the server, we can enhance the connection by define a rule set under the SSHD at the following location:


# Commended the following lines for SSH file transfer

KexAlgorithms diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1