An Exchange Online service failure that occasionally prohibits users from accessing their mailboxes using the Internet Mailbox Access Protocol 4 (IMAP4) is being addressed by Microsoft. The event that ...

Microsoft has backed away from its plan to introduce a limit of 2,000 emails per day in Exchange Online. The change, announced in 2024 and set to go into effect last year, was aimed at reducing the ...

Microsoft indefinitely cancels Exchange Online mailbox external recipient rate limit, removing fixed daily caps. Static recipient limits conflicted with automated notifications and ...

Before installation, it’s crucial to understand that Microsoft Graph is a RESTful web API that integrates various Microsoft services. You only need to authenticate once to access data across these ...

Microsoft announced on Monday that it will soon block mobile devices running outdated email software from accessing Exchange Online services until they're updated. As the Exchange Team explained, ...

Amid widespread national debate about making changes in the health-care system, a Florida House panel Tuesday backed a proposal that would create a state program offering an online exchange for buying ...

Earlier last week, Microsoft began investigating an issue where Copilot for Microsoft 365 users were unable to trigger file-related actions, including opening or editing documents. That problem ...

Microsoft Exchange is a wildly popular threat target, with dangers exacerbated by the tech giant's end support for Exchange 2016 and 2019 last month. Now those email servers won't receive necessary, ...

The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening. Explore Get the web's best business technology ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Thankfully, for such things, the document itself is relatively ...

Best practices include a focus on hardening user authentication and access, ensuring strong network encryption, and minimizing application attack surfaces. Cyber agencies from three countries ...