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Anthropic warns users after hackers steal Claude tokens

A Claude user noticed his account was consuming tokens while he was not working. Anthropic has since warned users about hackers stealing tokens from subscribers.

First seen 8 Sep, 21:10 UTC on TechCrunch4 sourcesLast update 39d ago

What the sources say

Linked, never rewritten. Official means the lab itself.

Official0

No word from Anthropic yet.

Press4

TechCrunch· 8 Sep, 21:10Hackers are stealing Claude tokens from subscribersTechCrunch· 10 Sep, 20:57Anthropic details distillation campaigns from Alibaba, Moonshot AI, and DeepSeekArs Technica· 11 Sep, 13:02Claude users found ways around safeguards for bioweapons researchThe Decoder· 11 Sep, 13:50How hackers used Claude for missiles, drone swarms, and surveillance, while Chinese labs mined it for training data

How it unfolded

Every source in the order it appeared. Times in UTC.

8 Sep 21:10TechCrunch Hackers are stealing Claude tokens from subscribers10 Sep 20:57TechCrunch Anthropic details distillation campaigns from Alibaba, Moonshot AI, and DeepSeek11 Sep 13:02Ars Technica Claude users found ways around safeguards for bioweapons research11 Sep 13:50The Decoder How hackers used Claude for missiles, drone swarms, and surveillance, while Chinese labs mined it for training data

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