Penetration testing, hardening, and defensive security.
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Daily Tech Digest — February 26, 2026 The kernel hardening conversation is heating up. While everyone argues about userspace memory safety, the BPF subsystem is quietly proposing hardware-based isolation that could
Complete nftables guide: the modern replacement for iptables with unified IPv4/IPv6, sets, atomic updates, and cleaner syntax for Linux firewalls.
Complete iptables firewall guide: tables, chains, rules, real server configuration, troubleshooting, and practical security examples for Linux systems.
Complete WireGuard VPN guide: hub-spoke setup, peer configuration, routing with AllowedIPs, troubleshooting, and practical use cases for secure networking.
Daily curated tech news: Linux, AI, DevOps, security, and open source developments.
Daily curated tech news: Linux, AI, DevOps, security, and open source developments.
🗞️ Daily Tech Digest — February 20, 2026 Your morning briefing on what matters in tech. No fluff, just signal. 🤖 AI & ML Google Drops Gemini 3.1 Pro — Google's
Daily curated tech news: Linux, AI, DevOps, security, and open source developments.
Daily curated tech news: Linux, AI, DevOps, security, and open source developments.
Daily curated tech news: Linux, AI, DevOps, security, and open source developments.
Setting Up a Kali Linux VM on Debian Using QEMU/KVM - practical guide with examples and best practices.