Cryptographer Matthew Green Notes X, Bluesky and Signal Went Down Alongside the AI Outages

matthew_d_green · x · 2026-09-03

Cryptographer Matthew Green observed that X/Bluesky and Signal went down at roughly the same time as the major AI services, asking: if you wanted to pull off a big cyberattack, you'd also take out communication channels simultaneously — leaving security professionals with little beyond Mastodon.

He later quipped that since people were discussing normal things, he'd assume the robot rebellion is not happening. A light but security-flavored observation riding the outage wave.

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