How To Generate SSH Keys for automatic login to target host
To Generate Key On source host run ssh-keygen(1) ssh-keygen -t rsa -b 2048Take defaults on prompts. This will generate two files in .ssh .ssh/id_rsa.pub .ssh/id_rsa Copy these from source to target host with cat .ssh/id_rsa.pub | ssh user@target "cat >> .ssh/authorized_keys; chmod 600 \ .ssh/authorized_keys" Now you can login without password from source to target using ssh target References http://www.openssh.org/manual.html http://www.wikihow.com/Use-SSH http://en.wikipedia.org/wiki/RSA_(algorithm)