security
8 posts
15 Best Free Security Tools in 2026
I spend a lot of time testing security tools — for my own infrastructure, for CTF challenges, and for the tools I recommend
How to Set Up Fail2Ban on Your Server
TL;DR Install and configure Fail2Ban to automatically block IPs that brute-force your SSH, Nginx, or other services. Includes custom jails for
SSH Hardening — The Ultimate Guide for 2026
TL;DR Go beyond basic SSH setup: disable password auth, lock down sshd_config with strong modern ciphers, add Fail2Ban for automated
HackTheBox Cap Walkthrough — Step by Step
Spoiler Warning: This is a full walkthrough of the retired HackTheBox machine "Cap." If you haven't attempted it
How to Self-Host Vaultwarden with Docker
TL;DR Self-host Bitwarden’s open-source backend (Vaultwarden) on your VPS using Docker Compose. Get a fully functional password manager with end-to-end
Setting Up WireGuard VPN on Your Own Server
TL;DR Deploy a self-hosted WireGuard VPN server using Docker Compose in under 15 minutes. Generate client configs automatically and connect phones,
Docker Security Best Practices for Self-Hosters in 2026
TL;DR Secure Docker containers with 10 proven practices: run as non-root, use read-only filesystems, set resource limits, manage secrets properly, scan
How to Harden Your Linux VPS in 10 Minutes
TL;DR Lock down a fresh Linux VPS in 10 minutes: disable root SSH login, set up SSH keys, configure UFW firewall,