New BOF Tool Bypasses Microsoft Teams Cookie Encryption to Access User Chats

First seen 3 Nov 2025, 10:56 UTC • Cybersecuritynews

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A new BOF tool has been developed that exploits vulnerabilities in Microsoft Teams' cookie encryption. This allows attackers to bypass security measures and gain unauthorized access to user chats. Users of Microsoft Teams are at risk of having their private conversations intercepted and compromised.

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New BOF Tool Bypasses Microsoft Teams Cookie Encryption to Access User Chats

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