Damien’s Substack
Damien LewkeA place for the cyber-curious, especially if you're a fan of explainability.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 68 | Subscribers | Read | abcbyd.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
“If it doesn’t measurably reduce risk or give my people time back, it’s noise.”
In this edition of Signal to Noise, I sat down with Myke Lyons, Chief Information Security Officer at Cribl. Myke’s path into security isn’t what you’d expect from a seasoned enterprise leader. Before he was building SOCs, scaling SaaS secu...
Hunting the Edge: Lessons from the F5 Breach
By the time F5 disclosed its August 2025 breach, the story had already calcified into headlines: source code stolen, a sophisticated nation-state actor, a CISA directive, patch immediately. Public commentary suggests the dwell time may have...
Hunting Compressed Kill Chains
Tailored access is going mainstream as AI-assisted tooling compresses entire kill chains into minutes. We’re not seeing a plethora of new threat vectors, instead broader iterations of proven ones executed at machine speed. Shorter, faster, ...
Vibe Hacking: How Anthropic Just Made Threat Hunting Non-Negotiable
AI-generated attacks are not new, but the automation of killchains? That’s something that we’ve discussed for over a year on this Substack and Anthropic just handed us evidence that this is now happening. Not yesterday or tomorrow, today.
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Authors
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CEO and Founder @ Nebulock; agentic threat hunting and detection coverage at scale for everyone
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