Microsoft has confirmed a known issue that prevents recipients from opening encrypted emails in classic Outlook.

Microsoft announced today that it has canceled plans to impose a daily limit of 2,000 external recipients on Exchange Online ...

Threat actors are abusing misconfigured MX records and weak DMARC/SPF policies to make phishing emails look internal, ...

Microsoft is offering eligible college students 12 months of Microsoft 365 Premium and LinkedIn Premium Career for free.

Microsoft is looking into a newly identified issue in classic Outlook that prevents users from opening certain encrypted ...

Attackers exploit misconfigured email routing and weak spoof protections to send internal-looking phishing emails for ...

Microsoft has unexpectedly removed the last remaining method for activating Windows without an internet connection.

Text messages, emails, and journal entries were part of a trove of documents unsealed in the legal battle between Elon Musk ...

Microsoft’s investigation into RedVDS services and infrastructure uncovered a global network of disparate cybercriminals ...

Microsoft emerged as the most impersonated brand in phishing attacks in the fourth quarter of 2025, overtaking Facebook, as ...

“Successful credential compromise through phishing attacks may lead to data theft or business email compromise (BEC) attacks ...

Despite its flaws, Teams has managed to crawl up to 320 million monthly active users, in a metric shared by Microsoft in late ...