Claim: A single Israeli Effective Altruism firm behind cyberattacks on OpenAI, Anthropic and Meta

smtabatabaie · x · 2026-09-15

A viral post by @brianchau57 claims a single Israeli Effective Altruism-affiliated firm orchestrated cyberattacks against OpenAI, Anthropic, and Meta, with a thread (co-authored with @lumpenspace) laying out the evidence. The claim is unverified at this point; details live in the original thread.

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