vi /etc/ssh/sshd_config
egrep -i 'Pubkey|Password|Listen' /etc/ssh/sshd_config | grep -v '^#'
ListenAddress 0.0.0.0
PermitRootLogin without-password
PubkeyAuthentication yes
PasswordAuthentication no
on an OpenBSD 5.1 server. But I can still login with FileZilla, and FileZilla only knows my password AFAIK (or not?).
How can I restrict any ssh/scp/sftp access to only accept key auth?
UPDATE: clinet side is a Scientific Linux 6.3, afaik the key is not cached.