Explicitly the commands I've used are: test1@localhost$ mkdir ~/.ssh test1@localhost$ cp rsa1023.pub ~/.ssh/authorized_keys2 test2@localhost$ mkdir ~/.ssh test2@localhost$ cp rsa1023 ~/.ssh/id_rsa test2@localhost$ chmod 600 ~/.ssh/id_rsa test2@localhost$ ssh test1@localhost
Explicitly the commands I've used are: authorized_ keys2
test1@localhost$ mkdir ~/.ssh
test1@localhost$ cp rsa1023.pub ~/.ssh/
test2@localhost$ mkdir ~/.ssh
test2@localhost$ cp rsa1023 ~/.ssh/id_rsa
test2@localhost$ chmod 600 ~/.ssh/id_rsa
test2@localhost$ ssh test1@localhost