matthias@hannelore:~$ ssh -v root@localhost OpenSSH_8.3p1 Debian-1, OpenSSL 1.1.1h 22 Sep 2020 debug1: Connecting to localhost [::1] port 22. debug1: Connection established. debug1: identity file /home/matthias/.ssh/id_rsa type 0 debug1: identity file /home/matthias/.ssh/id_rsa-cert type -1 debug1: identity file /home/matthias/.ssh/id_dsa type -1 debug1: identity file /home/matthias/.ssh/id_dsa-cert type -1 debug1: identity file /home/matthias/.ssh/id_ecdsa type -1 debug1: identity file /home/matthias/.ssh/id_ecdsa-cert type -1 debug1: identity file /home/matthias/.ssh/id_ecdsa_sk type -1 debug1: identity file /home/matthias/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /home/matthias/.ssh/id_ed25519 type 3 debug1: identity file /home/matthias/.ssh/id_ed25519-cert type -1 debug1: identity file /home/matthias/.ssh/id_ed25519_sk type -1 debug1: identity file /home/matthias/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /home/matthias/.ssh/id_xmss type -1 debug1: identity file /home/matthias/.ssh/id_xmss-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_8.3p1 Debian-1 debug1: Remote protocol version 2.0, remote software version OpenSSH_8.3p1 Debian-1 debug1: match: OpenSSH_8.3p1 Debian-1 pat OpenSSH* compat 0x04000000 debug1: Authenticating to localhost:22 as 'root' debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: algorithm: curve25519-sha256 debug1: kex: host key algorithm: ecdsa-sha2-nistp256 debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: compression: none debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: compression: none debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: Server host key: ecdsa-sha2-nistp256 SHA256:aMGaBNpd9CBLu2VviEf/7yn8jHn6idoLmZDNK/oBOFE debug1: Host 'localhost' is known and matches the ECDSA host key. debug1: Found key in /home/matthias/.ssh/known_hosts:1 debug1: rekey out after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug1: rekey in after 134217728 blocks debug1: Will attempt key: /home/matthias/.ssh/id_rsa RSA SHA256:uaUhf7oYHxgftdf1JPXO2ZdqmACbuXegzQy9ddMGw6Y debug1: Will attempt key: /home/matthias/.ssh/id_dsa debug1: Will attempt key: /home/matthias/.ssh/id_ecdsa debug1: Will attempt key: /home/matthias/.ssh/id_ecdsa_sk debug1: Will attempt key: /home/matthias/.ssh/id_ed25519 ED25519 SHA256:CQoEjhBQvL2ATpi2AE06dFbmphsHCyJQj2oWreqfjXM debug1: Will attempt key: /home/matthias/.ssh/id_ed25519_sk debug1: Will attempt key: /home/matthias/.ssh/id_xmss debug1: SSH2_MSG_EXT_INFO received debug1: kex_input_ext_info: server-sig-algs= debug1: SSH2_MSG_SERVICE_ACCEPT received debug1: Authentications that can continue: publickey debug1: Next authentication method: publickey debug1: Offering public key: /home/matthias/.ssh/id_rsa RSA SHA256:uaUhf7oYHxgftdf1JPXO2ZdqmACbuXegzQy9ddMGw6Y debug1: Authentications that can continue: publickey debug1: Trying private key: /home/matthias/.ssh/id_dsa debug1: Trying private key: /home/matthias/.ssh/id_ecdsa debug1: Trying private key: /home/matthias/.ssh/id_ecdsa_sk debug1: Offering public key: /home/matthias/.ssh/id_ed25519 ED25519 SHA256:CQoEjhBQvL2ATpi2AE06dFbmphsHCyJQj2oWreqfjXM debug1: Server accepts key: /home/matthias/.ssh/id_ed25519 ED25519 SHA256:CQoEjhBQvL2ATpi2AE06dFbmphsHCyJQj2oWreqfjXM debug1: Authentication succeeded (publickey). Authenticated to localhost ([::1]:22). debug1: channel 0: new [client-session] debug1: Requesting no-more-sessions@openssh.com debug1: Entering interactive session. debug1: pledge: network debug1: client_input_global_request: rtype hostkeys-00@openssh.com want_reply 0 debug1: Remote: /root/.ssh/authorized_keys:1: key options: agent-forwarding port-forwarding pty user-rc x11-forwarding debug1: Remote: /root/.ssh/authorized_keys:1: key options: agent-forwarding port-forwarding pty user-rc x11-forwarding Linux hannelore 5.9.0-1-amd64 #1 SMP Debian 5.9.1-1 (2020-10-17) x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. Last login: Tue Oct 20 14:20:54 2020 from ::1 root@hannelore:~#