John Z Black

Two Spy Campaigns, Two Completely Different Playbooks

John Z Black Mar 16, 2026

Threat Intelligence #espionage #apt #china #russia #signal #asean #military #threat-intelligence

A Chinese APT has been sitting inside Southeast Asian military networks for six years. Meanwhile, Russian hackers are stealing Signal accounts with fake support messages. Same goal, wildly different approaches.

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Meta's Killing Instagram Encryption While Bragging About Nuking 11 Million Scam Accounts

John Z Black Mar 14, 2026

Privacy & Platforms #meta #instagram #end-to-end-encryption #privacy #scam-accounts #e2ee #signal #whatsapp

Meta's shutting down Instagram's end-to-end encrypted chats in May while touting the removal of 10.9 million scam accounts. Both are real moves. The tension between them says a lot about what kind of security Meta actually cares about.

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Russian Hackers Are Coming for Your Signal and WhatsApp

John Z Black Mar 10, 2026

Consumer Security #signal #whatsapp #russia #nation-state #linked-devices #encryption #consumer-security

Dutch intelligence says Russian state hackers are running a global campaign to hijack Signal and WhatsApp accounts by abusing the linked-device feature. Here's how to check if you're compromised.

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