May 27 03:50:15 host sshd[98591]: Accepted publickey for root from x.x.x.x port 63857 ssh2
May 27 03:50:35 host sshd[98596]: Failed password for root from x.x.x.x port 63865 ssh2
May 27 03:50:35 host last message repeated 2 times
где грабли?

ПС
http://www.opennet.ru/base/sec/ssh_pubkey_auth.txt.html - так настраивал, + запускаю ссш-агента