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Chainalysis Confirms Intrusion Into Internal Tools and Exposure of Customer Identity Data

The Hacker News
· October 31, 2026

AI summary

Chainalysis, a US blockchain analysis company, was targeted in a cybersecurity incident where an external actor gained access to its internal tools. The breach exposed non-sensitive customer identity data, but did not compromise investigation content, authentication credentials, or session tokens. The company detected the external actor's activity this month, and described it as using offensive tactics. Chainalysis confirmed that the incident was limited to certain internal tools. The breach did not result in unauthorized access to sensitive areas of the company's systems. The company's investigation into the incident is ongoing.

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