Davey is a four-decade veteran technology journalist and contributing editor at PC Pro magazine, a position he has held since the first issue was published in 1994. You can follow Davey on Mastodon, Twitter/X and most social networks as happygeek. Davey has spent more than 30 years as a freelance technology journalist.
Security researchers from SquareX have discovered what they describe as critical flaws in the attachment scanning process of major email service providers, including Apple, Google, Microsoft, and Yahoo . These issues create significant shortcomings in detecting malicious intent, which could potentially put millions of users worldwide at risk, the researchers say.with me, research that examined the scanning of emails for malicious attachments by the leading email services.
The researchers showed how Apple iCloud, Yahoo Mail and AOL all failed to block a malicious file sample that was posing as a PowerPoint presentation. This is despite the fact that a total of 40 virus scanners detected it during testing. Just when you think things couldn’t have gotten much worse, the researchers discovered that all the email providers delivered a Microsoft Excel document with a macro containing well-known malware code. In fairness, at least Gmail presented users with a warning whereas none of the others did. However, renaming the code fragment to a PDF that warning vanished.The table below displays the results of the research, indicating whether the emails were delivered or undelivered.
SquareX has assured me that it would be sending another support request to all the vendors 24 hours before my report published today. “To ensure that people can understand and validate our findings,” the SquareX spokesperson said, “the report includes all details of the files we used and video recordings of sending these files to the different mail providers showcasing how they tackle these malicious documents.”regarding email protection in Microsoft 365 which users can refer to.
Gmail Yahoo AOL Outlook Critical Email Vulnerability Gmail Security Apple Icloud Security Outlook Security Squarex
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