John Z Black

Your Encrypted Chat Is Fine. Your Trust Model Isn't.

John Z Black Mar 21, 2026

Threat Intelligence #signal #whatsapp #phishing #russian-intelligence #social-engineering #salt-typhoon #messaging-security

The FBI and CISA warn that Russian intelligence compromised thousands of Signal and WhatsApp accounts -- not by breaking encryption, but by tricking users into handing over access. Here's what that means and what to do.

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