Defending Dev
THURSDAY 24 SEPTEMBER 2026 BY COLIN DOMONEY · 30 YEARS IN SECURITY
01 — THE PITCH

Thirty years of application security. Now pointed at AI.

I build AI-driven security tooling and show the work: live demos, running code, and the judgement to know where the machine stops and the engineer starts.

WEEKLY · NO FLUFF · ZERO ADVERTISING
02 — IN THE LAB
WHAT I’M BUILDING RIGHT NOW · HONESTLY PROVISIONAL SEE THE LAB →
03 — LATEST WRITING
NO PAYWALL ON THE BLOG · RSS AVAILABLE FULL ARCHIVE →
04 — THE FEATURED GUIDE · FREE WITH EMAIL
DEFENDING DEV PRESS — Nº 1
The CISO's Field Guide to AI-Assisted Development
48 PP.2026 ED.
Policy templates your board will actually sign.

The 90-day rollout plan, the one-page policy, and the twelve questions to put to every AI-tooling vendor — assembled into a working document.

ONE EMAIL. NO SALES CALL FOLLOWS.
Get the guide →
05 — LATEST VIDEO
CHANNEL · TALKS · APPEARANCES ALL VIDEO →
06 — WHO THIS IS FOR
07 — THE WEEKLY LETTER
Get the work as it ships.
One idea, three links, no fluff. Sent weekly.