The emergency patches for the recently disclosed critical vulnerabilities in Microsoft Exchange email server did not come soon enough and organizations had little time to prepare before en masse ...

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Microsoft is developing cross-tenant email recall for Outlook, allowing users to recall emails sent outside their organization.

This article provides possible solutions to the problem in which Outlook cannot connect to the Exchange mailbox. This issue occurs when a user moves his mailbox from one Microsoft Exchange Server to ...

CISA has issued an emergency directive ordering all Federal Civilian Executive Branch (FCEB) agencies to mitigate a critical Microsoft Exchange hybrid vulnerability tracked as CVE-2025-53786 by Monday ...

Simple mail transfer protocol, post office protocol and Internet message access protocol are technologies used to send and receive emails. These services can be enabled in Microsoft Exchange to enable ...

Cybersecurity responders are working around the clock to shore up networks hit by last week's hack of Microsoft's Exchange email service — an attack that has impacted hundreds of thousands of ...

A massive espionage spree by a state-sponsored Chinese hacking group has hit at least 30,000 victims in the United States alone. The Exchange Server vulnerabilities leveraged by the group known as ...

Microsoft's Exchange Server Subscription Edition is now available as the successor to the last locally installable Exchange Server 2019. Microsoft's Exchange developers have now announced its ...

Microsoft on Thursday cleared up the mystery surrounding its next Exchange Server release plans, as described in an "Exchange Server Roadmap Update" announcement. Like SharePoint Server and Project ...