#authenticationmethods
Enforce two-person SSH access with sshd_config: set AuthenticationMethods to publickey,keyboard-interactive:pam. Key first, then a PAM challenge (TOTP, Duo, or a second approver). https://www.valtersit.com/vault/twoperson-rule-ssh-access-with-authenticationmethods-keyboar-50e5ee/

#ssh #mfa #pam
Two-Person Rule SSH Access with AuthenticationMethods Keyboard-Interactive+Publickey
www.valtersit.com
September 25, 2026 at 5:30 AM
AuthenticationMethods gssapi-with-mic,gssapi-with-cam
FingerprintHash sha256
RetinaHash sha256
KerberosAuthentication yes
SphinxAuthentication yes
PermitTunnel no
PermitParachute no
TCPKeepAlive if-possible
December 17, 2024 at 3:36 AM
Match User backupuser
AuthorizedKeysFile /etc/ssh/keys/backupuser.pub
AllowUsers backupuser
AuthenticationMethods publickey
PermitTTY no
PermitUserRC no
X11Forwarding no
AllowTcpForwarding no
GatewayPorts no
PermitTunnel no
December 4, 2025 at 11:15 AM
🔑 Enable 2FA in SSH with Google Authenticator:
Add AuthenticationMethods publickey,keyboard-interactive in sshd_config.

Because if your server gets hacked after this, it’s not negligence anymore… it’s destiny. 💀✨

#Linux #SSH #Infosec #SysAdminLife #HackingHumor
September 10, 2025 at 9:17 PM