ssh public key only authentication

Posted by ggarron on Oct 10, 2010 10:47 PM EDT
Go2Linux; By Guillermo Garron
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OpenSSH key public key authentication, let users log into server without the need to use their user's passwords. It is possible to disable any other form of login into server, and let available only authentication based on ssh public key. What is achieved, using this method is to avoid password break by brute force attacks. For this method to work, three steps should be taken. Create a pair public / private key ssh Disable root login in the server Disable password login for any other user in the server

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