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Microsoft Teams Enhances Default Messaging Security in January 2026

First seen 24 Dec 2025, 23:05 UTC • Bleepingcomputer

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Microsoft will implement mandatory messaging safety features in Teams starting January 12, 2026. This update targets tenants using default configurations to bolster defenses against phishing and malware attacks. The changes aim to automatically enable enhanced security measures to protect workplace collaboration.

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Microsoft Teams Enhances Default Messaging Security in January 2026

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