Some worthwhile reading regarding configuring and securing an SSH server:
An SSH server can be set up in various ways, but in this document I’ll describe how it can be configured to:
- only support connections through the 2nd version of the SSH protocol (SSH-2)
- use DSA keys for user authentication, without permitting authentication with passwords
- allow only a specific group of users to connect
Continue reading Setup the SSH server to use keys for authentication.