Layered security that survives a single failure: why one control is never enough, how layers back each other up, and what defense in depth looks like in real organizations rather than diagrams.
Defense in DepthThe fake UPS email arrived five minutes after my real eBay order, pixel-perfect, and I clicked it. Then the screen turned red: infection stopped, infection stopped, infection stopped. That is what layers are for, because the one filter that always…
Cybersecurity GhostwritingI have to take gamified security tests to consult for companies, and I have rewritten the book on phishing, literally: KnowBe4's Cyberheist, twice, credited alongside Roger A. Grimes. The gap between those two kinds of training is the gap between…
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