Vicidial Installation Guide on Rocky Linux 9 (2026 Edition)
Complete step-by-step Vicidial install on Rocky Linux 9: prerequisites, install script, SIP trunk config, first campaign, and post-install hardening.
Ransomware Protection in 2026: A 7-Layer Defense Playbook
A practical defense-in-depth guide to ransomware: email hardening, EDR, segmentation, immutable backups, and 60-minute incident response.
AWS vs Azure vs Google Cloud: Honest 2026 Comparison
A no-fluff comparison of AWS, Azure, and Google Cloud across pricing, networking, security, databases, and Kubernetes — with cost-optimization tips.
Linux Server Hardening: A Complete Step-by-Step Checklist
Ten-step hardening guide for Ubuntu and Rocky Linux: SSH, firewall, fail2ban, sysctl, SELinux/AppArmor, auditd, and tested backups.