Change eliminates a long-standing cap on outbound email recipients, shifting enforcement toward abuse and behavior-based controls.

Microsoft warns IT admins not to use unsupported local mailbox moves in Exchange Online due to data loss and reliability ...

Microsoft has scrapped plans to impose new limits on bulk email sending through Exchange Online, following customer ...

Microsoft first tweeted at 8:56 a.m. Pacific Wednesday about the issue. The company said it was resolved hours later. Some users of Microsoft Exchange Online are unable to access mailboxes through any ...

Microsoft is working to fix an Exchange Online service outage that intermittently prevents users from accessing their mailboxes via the Internet Mailbox Access Protocol 4 (IMAP4). The incident ...

Microsoft's cross-platform Exchange Web Services (EWS) API will end on October 1, 2026. This change will affect Exchange Online customers utilizing EWS to access emails and contacts. EWS users who ...

Microsoft has been slowly trying to get its Exchange Online users to switch from Exchange Web Services (EWS) for accessing data in favor of Microsoft Graph. In 2018, the company revealed that EWS in ...

Microsoft has announced plans to fight spam by imposing a daily Exchange Online bulk email limit of 2,000 external recipients starting January 2025. Exchange Online doesn't support sending bulk or ...

As organizations increasingly rely on cloud-based services like Microsoft 365 Exchange for daily communication, a common and potentially dangerous assumption has emerged: that storing data in the ...

Most Microsoft 365 subscriptions come with a certain amount of cloud storage space. This storage space is what makes it possible to store things like user's OneDrives files, SharePoint sites and ...