Build your own log scanner: an evening's project
Commercial log-analysis tools cost real money. A Perl script that does 80 per cent of what they do is a few dozen lines. A walk through writing one, with the parts that turn out to matter.
Notes from the field
Writing
Long-form thinking on cyber defence, detection, and resilience — from Slackware-era honeypots through to AI-driven SOC analytics.
Showing posts tagged perl — 3 results.
Building a small honeypot from scratch
DTK is the right place to start. A weekend later, here is the much smaller honeypot I have written myself, what it logs, and the design decisions that turned out to matter.
CGI vulnerabilities and the joy of reading the source
Common Gateway Interface scripts are the easiest place in modern computing to introduce a remote-code-execution bug. Two examples from this week, with the actual mistakes called out.