Email, the mainstay of workplace ... Also, in order to use Microsoft 365 Groups in Outlook, you need to use Outlook in Cached Exchange Mode. See this Microsoft support page for details.

Advice follows warning from Microsoft that an old certificate for allowing automatic Exchange mitigations is dead.

Recent research warns that Microsoft 365 accounts are being targeted by hackers using a high-speed brute force password attack methodology ...

IT之家 2 月 6 日消息，微软公司昨日（2 月 5 日）发布博文，报道称微软推出了新的自助诊断工具，帮助管理员解决与 Microsoft 365 安全 / 阻止发件人列表相关的问题。 Exchange Online Protection（EOP）和 Microsoft Defender for Office 365（MDO）支持用户设置安全发件人列表和 ...

Microsoft is investigating an ... according to DownDetector. “Outlook 365 is really spotty this morning. Experiencing intermittent email outages,” one user wrote on DownDetector.

If your business or organization uses Microsoft's Exchange Online to handle your mass email messages. The bad news is that the company is going to place limits on the number of emails sent to ...

Upgrade to Exchange Online or Exchange Server SE Microsoft advises admins to migrate to Exchange Online (available as an Office 365 subscription or a stand-alone service) or prepare to upgrade to ...

Recent research warns that Microsoft 365 accounts are being targeted by hackers using a high-speed brute force password attack methodology ...