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Two factor authentication SSH

Anyone with a linux server has experienced alot of login tries in SSH. A quick "fix" for that is to change the default port away from 22, but even then, someone WILL try to bruteforce you.
Tags Anyone with a linux server has experienced alot of login tries in SSH. A quick "fix" for that is to change the default port away from 22, but even then, someone WILL try to b… http://www.acoon.dk/blog/two-factor-authentication-ssh/