Microsoft is working on addressing an Office 365 issue that has resulted in legitimate emails sent from multiple domains (including Google and LinkedIn) getting tagged as malicious and quarantined.
Microsoft is working on including a new Office 365 Advanced Threat Protection (ATP) feature that would block email sender domains automatically if they fail DMARC authentication as part of an effort ...
Microsoft is investigating issues with Outlook and Microsoft 365 after users report login failures and missing emails, ...
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