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Sebin Mathew.

Notes & write-ups

Security walkthroughs, project post-mortems, and performance notes.

No posts yet

I’m drafting the first few write-ups. They’ll land here as I finish them. If you want to know when that happens, the easiest way is watching this repo on GitHub.

In the pipeline

  • OWASP Bootcamp 2025: what a phishing drill actually taught me
  • Inside brevity-prompt: cutting 40–65% of tokens with pure regex
  • Shipping a portfolio that loads on 2G — budgets, fonts, trade-offs
  • Local AI on the edge: building Aegis’ Ollama pipeline