Microsoft has been slowly trying to get its Exchange Online users to switch from Exchange Web Services (EWS ... to Microsoft Graph in order to get access to their Exchange Online data.

IT STAFF / ADVANCED: Learn how to enable digital signatures with Outlook on the web (outlook.office.com), and how to sign and encrypt messages, and how to send. Learn more about Outlook on the web - ...

"We're investigating a potential issue with Exchange Online and checking for impact ... incident impacts "any user attempting to access Outlook on the web." "We've identified a portion of code ...

Microsoft said today that the Exchange Web Services (EWS ... by Storm-0558 Chinese hackers provided them with access far beyond the Exchange Online and Outlook.com accounts that Redmond said ...