Microsoft Exchange is a Microsoft email service often used by businesses and academic institutions. Exchange synchronizes email between an Exchange server and your client email app, such as Outlook.

While the planned phase-out of Microsoft Exchange 2016 and Exchange 2019 is many months away, evaluate your organization’s needs now to avoid hassles down the road. October 2025 is going to be a big ...

Threats against Microsoft Exchange continue to mount, but there are steps both organizations and Microsoft can take to limit ...

The National Security Agency, Cybersecurity and Infrastructure Security Agency and international partners released joint guidance Oct. 30 on best practices for Microsoft Exchange server security. The ...

Microsoft is automatically enabling Windows Extended Protection on Exchange servers after installing this month's 2024 H1 Cumulative Update (aka CU14). Extended Protection (EP) will automatically be ...

Microsoft sounded the alarm on a hybrid Exchange bug in early August 2025 However almost 30,000 instances remain vulnerable Microsoft has advised users how to defend their endpoints, so patch now ...

The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening.

Microsoft has reminded admins that Exchange 2016 and Exchange 2019 will reach the end of extended support in October and shared guidance for those who need to decommission outdated servers. Exchange ...

Microsoft recently acknowledged a vulnerability affecting its email and calendar service Exchange that could allow an attacker to gain significant control over particular organizations' email servers ...

Germany's infosec office (BSI) is sounding the alarm after finding that 92 percent of the nation's Exchange boxes are still running out-of-support software, a fortnight after Microsoft axed versions ...