Microsoft To Block 120 Dangerous File Extensions In OneNote

Microsoft has introduced that it’s going to harden the OneNote utility towards phishing assaults as a consequence of ongoing phishing campaigns.

The firm will block 120 high-risk file extensions as soon as the brand new OneNote safety enhancements roll out, experiences BleepingComputer.

Microsoft stated the replace will probably be applied within the Current Channel (Preview) of OneNote for Microsoft 365 on Windows units between late April and late May 2023.

Moreover, it additionally talked about that it’s going to align the recordsdata thought of harmful and blocked in OneNote with these blocked by Outlook, Word, Excel, and PowerPoint, in accordance with the report.

Previously, OneNote cautioned customers that opening attachments may hurt their knowledge however nonetheless allowed them to open embedded recordsdata labelled as harmful.

However, as soon as the safety enhancement is applied, customers will not be capable to open recordsdata with harmful extensions, the report stated.

Users will now be proven a warning dialogue when a file will get blocked: “Your administrator has blocked your capacity to open this file sort in OneNote”.

Since mid-December 2022, hackers have been spreading malware using OneNote attachments in phishing emails, infecting victims using remote access malware that can be used to install additional malware, steal passwords, or even cryptocurrency wallets.

For years, attackers have distributed malware in emails via malicious Word and Excel attachments that launch macros to download and install malware.

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(This story has been edited by News18 workers and is printed from a syndicated news company feed)