The lightweight web client is going away, placing more demands on systems still clinging to Microsoft's on-prem email system.

Microsoft has said that it will be shutting down the Exchange Web Services Application Programming Interface for Exchange ...

Microsoft 365 customers that use Exchange Online can start using High Volume Emails for internal communications from today in preview. The feature is free for now. Microsoft 365 is introducing High ...

Public folders in Exchange Server are used to collaborate and share information among the members of a workgroup or the entire organization. These folders help users to share mailbox items and ...

Microsoft has added SMTP MTA Strict Transport Security (MTA-STS) support to Exchange Online to ensure Office 365 customers' email communication integrity and security. "We have been validating our ...

Beware this highly sophisticated Microsoft 365 attack. Update, March 15, 2025: This story, originally published March 13, has been updated with further technical detail regarding the Microsoft 365 ...