ssh-keygen -t dsaYou will be prompted for a "pass phrase". Do not use your unix password! The pass phrase is not limited to a single word, so you can choose a sentence or phrase that is easy to remember. You will be typing this phrase a lot, so making it shorter is better.Note the file where your public key is stored.
cat id_dsa.pub>> ~/.ssh/authorized_keyswhere id_dsa.pub is the filename of your public key.