Package talk:OpenSSH
Revision as of 22:35, December 27, 2014 by Threesixes (talk | contribs) (Threesixes moved page Talk:SSH to Package talk:OpenSSH: because heretics)
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keys
Passwordless Authentication
Client
on your client run
root # ssh-keygen -t rsa
then hit enter like 5 times to generate your key move the client ~/.ssh/id_rsa.pub to the server user your logging in as ~/.ssh/authorized_keys
Server
useradd a user
then place clients id_rsa.pub file into the new users ~/.ssh/authorized_keys
Single Machine Testing
root # ssh-keygen -t rsa
enter 5 times
root # mv ~/.ssh/id_rsa.pub ~/.ssh/authorized_keys
root # ssh localhost
Intrusion Prevention
ssh is a commonly attacked service. sshguard & fail2ban monitor logs and black list remote users who have repeatedly failed to login.