openssh

[OpenSSH Logo]You can login to a remote Linux server without entering password in 3 simple steps using ssky-keygen and ssh-copy-id as explained in this article.

ssh-keygen creates the public and private keys. ssh-copy-id copies the local-host’s public key to the remote-host’s authorized_keys file. ssh-copy-id also assigns proper permission to the remote-host’s home, ~/.ssh, and ~/.ssh/authorized_keys.

This article also explains 3 minor annoyances of using ssh-copy-id and how to use ssh-copy-id along with ssh-agent.
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SSH Key based authentication setup from openSSH to SSH2

by Ramesh Natarajan on July 27, 2008

OpenSSHThe previous articles (openSSH to openSSH setup, SSH2 to SSH2 setup) explains about how to setup key based authentication on the same version of ssh to perform ssh and scp without entering password. This article explains how to setup SSH key based authentication between different version of SSH (from openSSH to SSH2) to perform ssh and scp without entering password.
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