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Older Posts

• Linux Transparent Proxying: TPROXY vs TUN Device Interception Oct 19, 2026

  Comparing Linux Netfilter TPROXY and Layer 3 TUN virtual interfaces across kernel overhead, metadata tracking, routing topology, and transport protocol handling.

• GPU Cloud Observability Is a Topology Problem Oct 19, 2026

  GPU clusters break every observability assumption. The metrics are green but the job is 3x slower. Here's what you actually need to monitor.

• Quantum Alliance vs NIST: Two Standards Paths for Post-Quantum Cryptography Oct 18, 2026

  Six million bitcoin vulnerable to quantum attack. NIST and an industry Quantum Alliance offer different governance models for post-quantum cryptography. Compare their approaches, maturity, and deploym…

• Web Endpoint Reconnaissance: A 10-Point Attack Surface Checklist Oct 18, 2026

  A 10-point external reconnaissance audit checklist covering HTTP headers, DNS hygiene, TLS configuration, and perimeter exposure using open-source OSINT tooling.

• Myth: macOS Menu Bar Apps Run in a Sandboxed, Restricted Privilege Level Oct 17, 2026

  Menu bar utilities are assumed unprivileged, but macOS privilege separation doesn't enforce that boundary. Learn how to audit permissions and protect against menu bar privilege escalation.

• Myth: SSH Agent Forwarding Is a Safe Bastion Pattern Oct 16, 2026

  Passing your local SSH keys through jump hosts with agent forwarding exposes your private identity to any compromised bastion. Here is the mechanical reality and how to use ProxyJump instead.