Microsoft this week added an option to its Exchange Server Deployment Assistant tool to configure hybrid deployments using Exchange Server 2016. The Deployment Assistant is a browser based tool that ...

Microsoft and the feds late Wednesday sounded the alarm on another high-severity bug in Exchange Server hybrid deployments that could allow attackers to escalate privileges from on-premises Exchange ...

Microsoft is investigating a major security risk in Exchange Server hybrid deployments that could let attackers gain escalated access within connected Microsoft 365 cloud environments. The ...

I have a 2013 Exchange server in production and the installed certificate is going to expire. I purchased a new certificate, and when I imported it, our link to O365 stopped working. We have about 15 ...

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 ...

Microsoft will be issuing an Exchange security certificate renewal in April that, if not applied by organizations running a hybrid environment, could put a halt to the server. Microsoft is planning to ...

If companies use Microsoft Exchange hybrid locally and online, attackers can, under certain circumstances, exploit a security vulnerability and gain higher rights in Exchange Online to wreak havoc ...

Microsoft now enables the use of its Outlook e-mail client applications for Android or iOS devices with some Exchange Server products in so-called "hybrid modern authentication" scenarios, according ...

Due to recent attacks and multiple ‘proxy’ (authentication bypass) vulnerabilities found in on-premises Exchange servers, it has become a headache for organizations to keep updating their servers and ...

When it’s time to move your company’s on-premises Exchange mail to the cloud, keep in mind these tips and warnings. Make no mistake: moving from an on-premises Microsoft Exchange deployment to ...