Outlook Users Must Not Open These 2 Files, Microsoft Warns

Microsoft Outlook News

Outlook Users Must Not Open These 2 Files, Microsoft Warns
Outlook EmailOutlook WebNew Outlook For Windows
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Microsoft warns Outlook users not to open two file types — don’t wait for the official block to arrive in July.

, and many of the methods used in such cyberattacks are identical. This is certainly the case when it comes to the use of attachments to distribute malware or entice victims into taking the bait. Microsoft has now announced that, starting in July, it will block two file types that have been observed in email-based attacks earlier this year. But don’t wait for the OwaMailboxPolicy default policy update to arrive; be aware that you must not open these attachments between now and then.

The BlockedFileTypes list that forms part of the default OwaMailboxPolicy will be updated to include both .library-ms and .search-ms as “part of our ongoing efforts to enhance security in Outlook Web and the New Outlook for Windows,” Microsoft said in an official Anything that can help reduce the flow of attacks deployed by cybercriminals targeting email users has to be a good thing, and this ongoing action from Microsoft is a welcome move for the impacted Outlook users.

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Outlook Email Outlook Web New Outlook For Windows Outlook Security Warniong Outlook Email Security Alert Do Not Open These Outlook Files Microsoft Warning Email Security

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