Breachesby GlyphAnthropic
7 breachesAIanthropic.com
Infostealer-stolen session cookies used to hijack Claude accountsHacking exposed credentials and tokens, payment cards and prompts and chats.HackingAIUSUnverifiedAug 31Shared Claude conversations appeared in Google search resultsExposed data exposed prompts and chats, messages and source code.Exposed dataAIUSUnverifiedJul 27Claude Code source code accidentally published in npm packageExposed data exposed source code.Exposed dataAIUSUnverifiedMar 31DeepSeek, Moonshot and MiniMax used 24,000 fraudulent accounts to distill ClaudeAI or model exposed training data.AI or modelAIUSFeb 23Chinese state group manipulated Claude Code to attack about 30 organizationsHacking exposed internal documents and credentials and tokens.HackingAIUSNov 13, 2025Cybercriminal used Claude Code to steal and extort data from at least 17 organizationsExtortion exposed financial details, health records and credentials and tokens.ExtortionAIUSAug 27, 2025Contractor mistakenly emailed file of customer names and credit balances to third partyInsider exposed names and financial details.InsiderAIUSUnverifiedJan 29, 2024
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Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages, the company profile.
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