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Sturnus Malware Compromises Encryption of Popular Messaging Apps

First seen 24 Nov 2025, 17:27 UTC • •

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ThreatCluster •March 12, 2026 at 13:27 UTC

Hackers have exploited the Sturnus malware to bypass the encryption of Signal, Telegram, and WhatsApp, allowing them to read users' messages. This vulnerability affects all users of these secure messaging platforms, raising significant concerns about the integrity of end-to-end encryption.

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