MFA Archives - ITNotes

Mastering Linux PAM: Setting Up SSH 2FA/MFA and Server Login Policies

October 15, 2026

A practical guide to securing Linux logins with PAM. Learn how to combine SSH keys with Google Authenticator TOTP and enforce automated lockouts using pam_faillock.

Security

Deploy Authentik on Docker: Self-Hosted Identity Provider with SSO, MFA, and User Provisioning

October 9, 2026

Learn how to deploy Authentik on Docker Compose to build a robust, self-hosted Identity Provider. This guide covers step-by-step setup, OIDC and SAML app integration, dynamic MFA policies, and LDAP outpost configuration.

Security

Centralized Access Control with Teleport: A Guide to SSH, Kubernetes, and Database Security

April 19, 2026

Ditch static SSH keys for good. This guide walks through setting up Teleport to centralize access to servers, Kubernetes, and databases with short-lived certificates and MFA.