Posted inSecurity
Securing Sudo with 2FA: The Final Defense Against Root Hijacking
Hackers have your password but not your phone? They'll be stopped in their tracks. A guide to adding a 2FA layer to sudo for ultimate root protection on Linux.
Posted inSecurity
Ransomware Defense on Linux Servers: Proactive Protection, Early Detection, and Data Recovery
A practical guide to Linux server ransomware defense using a defense-in-depth model: SSH hardening, abnormal encryption detection scripts, offline backups with BorgBackup, and an incident response plan for when things go wrong. Aimed at sysadmins and DevOps teams managing production servers.
Posted inSecurity
Mastering Linux PAM: Hardening Passwords and Stopping Brute-force Attacks for Your Server
A guide to upgrading Linux PAM security: Enforcing strong passwords, auto-locking accounts during brute-force attacks, and integrating Multi-Factor Authentication (MFA).
Posted inSecurity
Hardening Linux Server: A Comprehensive Security Checklist for Beginners
In the digital age, Linux server security is vital. This article offers a comprehensive hardening checklist covering essential steps – from system updates, SSH configuration, to firewalls and user management – helping you protect your server from all online threats.