Encrypted emails in Microsoft’s older email client—called “classic Outlook” as opposed to “new Outlook”—have once again ...

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

Microsoft is working to fix an Exchange Online service outage that intermittently prevents users from accessing their ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. First things first, although it is understandable to think ...

Microsoft had announced a spam protection measure for Exchange Online. The external recipient limit will not be implemented ...

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