The Microsoft Exchange admin portal is currently inaccessible from some browsers after Microsoft forgot to renew the SSL certificate for the website. Starting at 8 AM EST today, Microsoft Exchange ...

Microsoft is investigating an ongoing DNS outage affecting customers worldwide, preventing them from accessing Microsoft ...

Microsoft announced on Thursday that it'll deprecate the "classic" Exchange Admin Center management portal on June 20, 2023. Microsoft described it as a "final deprecation" for the older Exchange ...

Microsoft this week announced the "general availability" (GA) commercial release of the "new" Exchange Admin Center management portal, a browser-based means for managing Exchange Online environments.

Microsoft first tweeted at 8:56 a.m. Pacific Wednesday about the issue. The company said it was resolved hours later. Some users of Microsoft Exchange Online are unable to access mailboxes through any ...

If you want to make your environment more secure, it's recommended to disable Legacy Authentication in Microsoft 365. Check ...

The latest Patch Tuesday security update from Microsoft rolled out August 8, complete with six critical reasons to install it as soon as possible. When it came to certain Exchange Server admins, ...

Back in 2022, Microsoft announced the retirement of Basic Authentication as it was moving to modern OAuth 2.0 token-based authentication. The reason was simple, to move away from such simple ...

Microsoft is advising Exchange Server administrators to remove some of the endpoint antivirus exclusions that the company’s own documentation recommended in the past. The rules are no longer needed ...

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and National Security Agency (NSA), along with international ...

There's been an uptick in malware native to Microsoft's Internet Information Services (IIS) web server that is being used to install backdoors or steal credentials and is hard to detect, warns ...

Microsoft has released a fix for a harebrained Exchange Server bug that shut down on-premises mail delivery around the world just as clocks were chiming in the new year. The mass disruption stemmed ...