security policy

Microsoft Teams administrators should treat the External Domain Anomalies report as a prompt to make a domain-policy decision, not as proof of phishing or compromise. A domain that suddenly creates many first-time contacts may deserve to stay open, move to a named-domain allowlist, or be blocked...

Microsoft has put Microsoft Purview Endpoint Data Loss Prevention Roadmap ID 562993 into development for worldwide commercial tenants, promising by September 2026 a pre-curated file-extension picker for Endpoint DLP’s “file extension” condition instead of today’s free-form text entry. The change...