This doesn't seem to be the case for me, maybe openssh version/configuration? Proof: $ ssh -vvv root(a)labsdb1009.mgmt.eqiad.wmnet OpenSSH_7.4p1 Debian-10+deb9u2, OpenSSL 1.0.2l 25 May 2017 debug1: Reading configuration data <FILTERED> debug1: <FILTERED> line 1: Applying options for * debug1: <FILTERED> line 15: Applying options for *.wmnet debug1: Reading configuration data <FILTERED> debug1: /etc/ssh/ssh_config line 19: Applying options for * debug1: Executing proxy command: exec ssh -a -W labsdb1009.mgmt.eqiad.wmnet:22 bast1001.wikimedia.org debug1: permanently_drop_suid: 1000 debug1: identity file <FILTERED> type 1 debug1: key_load_public: No such file or directory debug1: identity file <FILTERED>-cert type -1 debug1: Enabling compatibility mode for protocol 2.0 debug1: Local version string SSH-2.0-OpenSSH_7.4p1 Debian-10+deb9u2 debug1: Remote protocol version 2.0, remote software version mpSSH_0.2.1 debug1: no match: mpSSH_0.2.1 debug2: fd 5 setting O_NONBLOCK debug2: fd 4 setting O_NONBLOCK debug1: Authenticating to labsdb1009.mgmt.eqiad.wmnet:22 as 'root' debug3: hostkeys_foreach: reading file "<FILTERED>" debug3: record_hostkey: found key type RSA in file <FILTERED> debug3: load_hostkeys: loaded 1 keys from labsdb1009.mgmt.eqiad.wmnet debug3: order_hostkeyalgs: prefer hostkeyalgs: ssh-rsa-cert-v01(a)openssh.com ,rsa-sha2-512,rsa-sha2-256,ssh-rsa debug3: send packet: type 20 debug1: SSH2_MSG_KEXINIT sent debug3: receive packet: type 20 debug1: SSH2_MSG_KEXINIT received debug2: local client KEXINIT proposal debug2: KEX algorithms: curve25519-sha256,curve25519-sha256(a)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-group-exchange-sha1,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1,ext-info-c debug2: host key algorithms: ssh-rsa-cert-v01(a)openssh.com ,rsa-sha2-512,rsa-sha2-256,ssh-rsa,ecdsa-sha2-nistp256-cert-v01(a)openssh.com, ecdsa-sha2-nistp384-cert-v01(a)openssh.com, ecdsa-sha2-nistp521-cert-v01@openssh.com,ssh-ed25519-cert-v01@openssh.com ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519 debug2: ciphers ctos: chacha20-poly1305(a)openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm(a)openssh.com, aes256-gcm(a)openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: ciphers stoc: chacha20-poly1305(a)openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm(a)openssh.com, aes256-gcm(a)openssh.com,aes128-cbc,aes192-cbc,aes256-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(a)openssh.com,zlib debug2: compression stoc: none,zlib(a)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-group14-sha1,diffie-hellman-group1-sha1 debug2: host key algorithms: ssh-rsa,ssh-dss debug2: ciphers ctos: aes256-ctr,aes256-cbc,aes128-cbc,3des-cbc debug2: ciphers stoc: aes256-ctr,aes256-cbc,aes128-cbc,3des-cbc debug2: MACs ctos: hmac-sha1,hmac-sha2-256,hmac-md5 debug2: MACs stoc: hmac-sha1,hmac-sha2-256,hmac-md5 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-group14-sha1 debug1: kex: host key algorithm: ssh-rsa debug1: kex: server->client cipher: aes256-ctr MAC: hmac-sha2-256 compression: none debug1: kex: client->server cipher: aes256-ctr MAC: hmac-sha2-256 compression: none debug1: sending SSH2_MSG_KEXDH_INIT debug2: bits set: 1000/2048 debug3: send packet: type 30 debug1: expecting SSH2_MSG_KEXDH_REPLY debug3: receive packet: type 31 debug1: Server host key: ssh-rsa SHA256:<FILTERED> debug3: hostkeys_foreach: reading file "<FILTERED>" debug3: record_hostkey: found key type RSA in file <FILTERED> debug3: load_hostkeys: loaded 1 keys from labsdb1009.mgmt.eqiad.wmnet debug1: Host 'labsdb1009.mgmt.eqiad.wmnet' is known and matches the RSA host key. debug1: Found key in <FILTERED> debug2: bits set: 1008/2048 debug3: send packet: type 21 debug2: set_newkeys: mode 1 debug1: rekey after 4294967296 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug3: receive packet: type 21 debug1: SSH2_MSG_NEWKEYS received debug2: set_newkeys: mode 0 debug1: rekey after 4294967296 blocks debug2: key: <FILTERED> (<FILTERED>), explicit, agent debug2: key: <FILTERED> (<FILTERED>), agent debug3: send packet: type 5 debug3: receive packet: type 6 debug2: service_accept: ssh-userauth debug1: SSH2_MSG_SERVICE_ACCEPT received debug3: send packet: type 50 debug3: receive packet: type 51 debug1: Authentications that can continue: password,publickey debug3: start over, passed a different list password,publickey debug3: preferred gssapi-keyex,gssapi-with-mic,publickey,keyboard-interactive,password debug3: authmethod_lookup publickey debug3: remaining preferred: keyboard-interactive,password debug3: authmethod_is_enabled publickey debug1: Next authentication method: publickey debug1: Offering RSA public key: <FILTERED> debug3: send_pubkey_test debug3: send packet: type 50 debug2: we sent a publickey packet, wait for reply debug3: receive packet: type 51 debug1: Authentications that can continue: password,publickey debug1: Offering RSA public key: <FILTERED> debug3: send_pubkey_test debug3: send packet: type 50 debug2: we sent a publickey packet, wait for reply debug3: receive packet: type 51 debug1: Authentications that can continue: password,publickey debug2: we did not send a packet, disable method debug3: authmethod_lookup password debug3: remaining preferred: ,password debug3: authmethod_is_enabled password debug1: Next authentication method: password root(a)labsdb1009.mgmt.eqiad.wmnet&#39;s password: debug3: send packet: type 50 debug2: we sent a password packet, wait for reply debug3: receive packet: type 52 debug1: Authentication succeeded (password). Authenticated to labsdb1009.mgmt.eqiad.wmnet (via proxy). debug1: channel 0: new [client-session] debug3: ssh_session2_open: channel_new: 0 debug2: channel 0: send open debug3: send packet: type 90 debug1: Entering interactive session. debug1: pledge: proc debug3: receive packet: type 91 debug2: callback start debug2: client_session2_setup: id 0 debug2: channel 0: request pty-req confirm 1 debug3: send packet: type 98 debug1: Sending environment. debug3: Ignored env KDE_MULTIHEAD debug3: Ignored env GS_LIB debug3: Ignored env KDE_FULL_SESSION debug1: Sending env LC_ALL = en_US.UTF-8 debug2: channel 0: request env confirm 0 debug3: send packet: type 98 debug3: Ignored env LS_COLORS debug1: Sending env LANG = es_ES.UTF-8 debug2: channel 0: request env confirm 0 debug3: send packet: type 98 debug3: Ignored env DISPLAY debug3: Ignored env PROFILEHOME debug3: Ignored env SHELL_SESSION_ID debug3: Ignored env COLORTERM debug3: Ignored env XDG_VTNR debug3: Ignored env SSH_AUTH_SOCK debug3: Ignored env XDG_SESSION_ID debug3: Ignored env USER debug3: Ignored env DESKTOP_SESSION debug3: Ignored env GTK2_RC_FILES debug3: Ignored env PWD debug3: Ignored env HOME debug3: Ignored env SSH_AGENT_PID debug3: Ignored env XCURSOR_SIZE debug3: Ignored env QT_ACCESSIBILITY debug3: Ignored env XDG_SESSION_TYPE debug3: Ignored env XDG_DATA_DIRS debug3: Ignored env KONSOLE_DBUS_SESSION debug3: Ignored env XDG_SESSION_DESKTOP debug3: Ignored env KONSOLE_DBUS_WINDOW debug3: Ignored env TERM debug3: Ignored env SHELL debug3: Ignored env KONSOLE_DBUS_SERVICE debug3: Ignored env XDG_SESSION_CLASS debug3: Ignored env XDG_SEAT_PATH debug3: Ignored env XCURSOR_THEME debug3: Ignored env XDG_CURRENT_DESKTOP debug3: Ignored env GPG_AGENT_INFO debug3: Ignored env QT_LINUX_ACCESSIBILITY_ALWAYS_ON debug3: Ignored env KONSOLE_PROFILE_NAME debug3: Ignored env XDG_SEAT debug3: Ignored env SHLVL debug3: Ignored env COLORFGBG debug3: Ignored env LANGUAGE debug3: Ignored env GTK_RC_FILES debug3: Ignored env WINDOWID debug3: Ignored env LOGNAME debug3: Ignored env DBUS_SESSION_BUS_ADDRESS debug3: Ignored env XDG_RUNTIME_DIR debug3: Ignored env XAUTHORITY debug3: Ignored env XDG_SESSION_PATH debug3: Ignored env QT_AUTO_SCREEN_SCALE_FACTOR debug3: Ignored env PATH debug3: Ignored env KDE_SESSION_UID debug3: Ignored env KDE_SESSION_VERSION debug3: Ignored env SESSION_MANAGER debug3: Ignored env _ debug2: channel 0: request shell confirm 1 debug3: send packet: type 98 debug2: callback done debug2: channel 0: open confirm rwindow 1048576 rmax 2048 debug3: receive packet: type 99 debug2: channel_input_status_confirm: type 99 id 0 debug2: PTY allocation request accepted on channel 0 debug3: receive packet: type 99 debug2: channel_input_status_confirm: type 99 id 0 debug2: shell request accepted on channel 0 User:root logged-in to ILOMXQ62005Z0.(<FILTERED>) On Tue, Jan 16, 2018 at 7:31 PM, Chase Pettet &lt;cpettet(a)wikimedia.org&gt; wrote: -- Jaime Crespo <http://wikimedia.org>