Short technical articles
This page provides some on-line resources I've written as reference. These are in ongoing development.
Patches & Code
- Tiankeng: Python-based sinkhole
- Stripping patch for Apache 1.3.27
- Privacy patch for Qmail 1.0.3
- Toledo: a small webserver in Perl
- Wondjina: proof of concept for entity tag tunneling
- System Reporter: my first tool ever, written in 1995 under the alter-ego of Turcomp Associates
Technical articles
- IP Performance Tuning
- ICMP Packet Filtering
- DNS: Quality | Tunneling
- Technology Crime Investigation
- Analysis of Targeted Attacks
- Reflections on Security
- Migrating from Apache or IIS to Publicfile
- VPN between OpenSWAN on Linux and a PIX firewall
- Recovering from a corrupted Cisco Cookie
- Fingerprinting a web daemon using HTTP requests
- Entity tags as an HTTP covert channel
- Deploying Certificate Authority Authorization records
- HTTP Security Headers
- Configuring auditd on Debian (process execution logging)