hybrid exchange

Microsoft has made Exchange attribute writeback for cloud-managed remote mailboxes generally available, giving hybrid Exchange organizations a supported way to edit selected recipient attributes in Exchange Online and synchronize those changes back into on-premises Active Directory. The...

Microsoft’s July 2026 security updates for Exchange Server patch four vulnerabilities across Exchange Server Subscription Edition RTM, Exchange Server 2019 CU14 and CU15, and Exchange Server 2016 CU23. Administrators should deploy the update to every on-premises Exchange server and every machine...

Microsoft released the May 2026 Hotfix Update for Exchange Server Subscription Edition in early May 2026, delivering optional non-security functionality that lets supported hybrid deployments begin moving rich coexistence traffic from Exchange Web Services to Microsoft Graph API calls. This is...

CiraSync’s latest pitch lands in a stubborn corner of enterprise IT: keeping contact and calendar data synchronized across Microsoft 365, hybrid Exchange, Google Workspace, and on-premise systems without forcing users to babysit the process. The company is betting that a problem many...