If you mean you want to use SSH publickey authentication, then I used these commands:
Slot-1 Stack.11 #% create sshd2 user-key ludo-pub AAAAB3NzaC1yc2EAAAABJQAAAQEArbM+nlBOOwU5l+Lyg12uNrxLFwbINY8hFzvizl3FAofxq1mnrVxwEK4GBVrC0gt+MDATOelxMfyg4TVLwR5hUOeA8nmAhzZN4fYzouLGrV4LgRp5s31G2ToJSSymUCIEikZSjsShv7ChVydB52mEq5vrPDYRLdojeBOOUipgdU4MuUUxqD38cUEHbzRlOuvKKDbXjRWfSEaadSv6o6o5JEQYN1diGE8Zq9kuOAc2l/KcXrPsYR2Q8AiXvVNvD77tbofxESPOEc1aGpatZ5Q+yf90b2jJsg1R/ooiCnLoQ4ekmCWNS0UwE2jOXpHXi1SHDUd8SbR+wKEr41CuwgyjMQ==* Slot-1 Stack.12 #% create sshd2 key-file user-key ludo-pub* Slot-1 Stack.13 #% configure sshd2 user-key ludo-pub add user adminNow an SSH connection logs me in as admin, using my publickey, without having to enter any username/password.