ssh -oKexAlgorithms=+diffie-hellman-group1-sha1 -oHostKeyAlgorithms=+ssh-dss -oCiphers=+aes128-cbc -oMACs=+hmac-sha1 -vv root@xyz OpenSSH_9.2p1 Debian-2+deb12u7, OpenSSL 3.0.17 1 Jul 2025 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config line 19: include /etc/ssh/ssh_config.d/*.conf matched no files debug1: /etc/ssh/ssh_config line 21: Applying options for * debug2: resolve_canonicalize: hostname xyz is address debug1: Connecting to xyz [xyz] port 22. debug1: Connection established. debug1: identity file /home/wastl/.ssh/id_rsa type -1 debug1: identity file /home/wastl/.ssh/id_rsa-cert type -1 debug1: identity file /home/wastl/.ssh/id_ecdsa type -1 debug1: identity file /home/wastl/.ssh/id_ecdsa-cert type -1 debug1: identity file /home/wastl/.ssh/id_ecdsa_sk type -1 debug1: identity file /home/wastl/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /home/wastl/.ssh/id_ed25519 type -1 debug1: identity file /home/wastl/.ssh/id_ed25519-cert type -1 debug1: identity file /home/wastl/.ssh/id_ed25519_sk type -1 debug1: identity file /home/wastl/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /home/wastl/.ssh/id_xmss type -1 debug1: identity file /home/wastl/.ssh/id_xmss-cert type -1 debug1: identity file /home/wastl/.ssh/id_dsa type -1 debug1: identity file /home/wastl/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2+deb12u7 debug1: Remote protocol version 2.0, remote software version OpenSSH_6.6.0 debug1: compat_banner: match: OpenSSH_6.6.0 pat OpenSSH_6.5*,OpenSSH_6.6* compat 0x14000002 debug2: fd 3 setting O_NONBLOCK debug1: Authenticating to xyz:22 as 'root' debug2: compat_kex_proposal: original KEX proposal: sntrup761x25519-sha512,sntrup761x25519-sha512@openssh.com,curve25519-sha256,curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group1-sha1,ext-info-c,kex-strict-c-v00@openssh.com debug2: compat_kex_proposal: compat KEX proposal: sntrup761x25519-sha512,sntrup761x25519-sha512@openssh.com,curve25519-sha256,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group1-sha1,ext-info-c,kex-strict-c-v00@openssh.com debug1: load_hostkeys: fopen /home/wastl/.ssh/known_hosts: No such file or directory debug1: load_hostkeys: fopen /home/wastl/.ssh/known_hosts2: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug2: local client KEXINIT proposal debug2: KEX algorithms: sntrup761x25519-sha512,sntrup761x25519-sha512@openssh.com,curve25519-sha256,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group1-sha1,ext-info-c,kex-strict-c-v00@openssh.com debug2: host key algorithms: ssh-ed25519-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,sk-ssh-ed25519-cert-v01@openssh.com,sk-ecdsa-sha2-nistp256-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com,rsa-sha2-256-cert-v01@openssh.com,ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519@openssh.com,sk-ecdsa-sha2-nistp256@openssh.com,rsa-sha2-512,rsa-sha2-256,ssh-dss debug2: ciphers ctos: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,aes128-cbc debug2: ciphers stoc: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,aes128-cbc debug2: MACs ctos: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1 debug2: MACs stoc: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1 debug2: compression ctos: none,zlib@openssh.com,zlib debug2: compression stoc: none,zlib@openssh.com,zlib debug2: languages ctos: debug2: languages stoc: debug2: first_kex_follows 0 debug2: reserved 0 debug2: peer server KEXINIT proposal debug2: KEX algorithms: diffie-hellman-group1-sha1 debug2: host key algorithms: ssh-dss debug2: ciphers ctos: aes128-cbc,aes192-cbc,aes256-cbc debug2: ciphers stoc: aes128-cbc,aes192-cbc,aes256-cbc debug2: MACs ctos: hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96 debug2: MACs stoc: hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96 debug2: compression ctos: none debug2: compression stoc: none debug2: languages ctos: debug2: languages stoc: debug2: first_kex_follows 0 debug2: reserved 0 debug1: kex: algorithm: diffie-hellman-group1-sha1 debug1: kex: host key algorithm: ssh-dss debug1: kex: server->client cipher: aes128-cbc MAC: hmac-sha1 compression: none debug1: kex: client->server cipher: aes128-cbc MAC: hmac-sha1 compression: none debug2: bits set: 532/1024 debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: SSH2_MSG_KEX_ECDH_REPLY received debug1: Server host key: ssh-dss SHA256:MMzU0Na1CMcTnzyjET66mDXmqVvqZSAskrhfe/3tHjY debug1: load_hostkeys: fopen /home/wastl/.ssh/known_hosts: No such file or directory debug1: load_hostkeys: fopen /home/wastl/.ssh/known_hosts2: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory debug1: hostkeys_find_by_key_hostfile: hostkeys file /home/wastl/.ssh/known_hosts does not exist debug1: hostkeys_find_by_key_hostfile: hostkeys file /home/wastl/.ssh/known_hosts2 does not exist debug1: hostkeys_find_by_key_hostfile: hostkeys file /etc/ssh/ssh_known_hosts does not exist debug1: hostkeys_find_by_key_hostfile: hostkeys file /etc/ssh/ssh_known_hosts2 does not exist The authenticity of host 'xyz (xyz)' can't be established. DSA key fingerprint is SHA256:MMzU0Na1CMcTnzyjET66mDXmqVvqZSAskrhfe/3tHjY. This key is not known by any other names. Are you sure you want to continue connecting (yes/no/[fingerprint])? y Please type 'yes', 'no' or the fingerprint: yes debug1: SELinux support disabled Warning: Permanently added 'xyz' (DSA) to the list of known hosts. debug2: bits set: 523/1024 debug2: ssh_set_newkeys: mode 1 debug1: rekey out after 4294967296 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug2: ssh_set_newkeys: mode 0 debug1: rekey in after 4294967296 blocks debug2: compat_kex_proposal: original KEX proposal: sntrup761x25519-sha512,sntrup761x25519-sha512@openssh.com,curve25519-sha256,curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group1-sha1 debug2: compat_kex_proposal: compat KEX proposal: sntrup761x25519-sha512,sntrup761x25519-sha512@openssh.com,curve25519-sha256,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group1-sha1 debug1: Will attempt key: /home/wastl/.ssh/id_rsa debug1: Will attempt key: /home/wastl/.ssh/id_ecdsa debug1: Will attempt key: /home/wastl/.ssh/id_ecdsa_sk debug1: Will attempt key: /home/wastl/.ssh/id_ed25519 debug1: Will attempt key: /home/wastl/.ssh/id_ed25519_sk debug1: Will attempt key: /home/wastl/.ssh/id_xmss debug1: Will attempt key: /home/wastl/.ssh/id_dsa debug2: pubkey_prepare: done debug2: service_accept: ssh-userauth debug1: SSH2_MSG_SERVICE_ACCEPT received Authenticated using "none" with partial success. debug1: Authentications that can continue: password debug1: Next authentication method: password root@xyz's password: debug2: we sent a password packet, wait for reply debug1: Authentications that can continue: password Permission denied, please try again.