How to add RSA key to authorized_keys file?

Question

I\'ve created an RSA public key and I want to add that to authorized_keys file, but there is no such file in my Ubuntu 11.10 machine.

How can I add the key

Answer 1

mkdir -p ~/.ssh/

To overwrite authorized_keys

cat your_key > ~/.ssh/authorized_keys

To append to the end of authorized_keys

cat your_key >> ~/.ssh/authorized_keys