Russian Intelligence Hackers Target Signal Backup Recovery Keys in Account Takeover Attacks

Russian intelligence-linked hackers have shifted tactics to target Signal users’ backup recovery keys, enabling full account takeover and access to historical message archives without breaking Signal’s end-to-end encryption. The FBI and CISA are warning that this evolving phishing campaign focuses on high-value targets worldwide and abuses user trust in “support” messaging inside the app. These […]

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