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A comment on Starting emails with "BEGIN PGP MESSAGE" will fool the filter. Parent comment

Re:Starting emails with "BEGIN PGP MESSAGE" will fool the fi... by anyfoo on Wednesday May 15, 2024 @08:26PM (#40373957)
> Fewer, but some, inspect files to deduce their type.

I don’t know. That’s extremely error-prone, often easy to fool, and in some cases hardly possible in the first place.

I think the only thing that’s really feasible is filtering out known bad things as some mild form of damage reduction.

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Re:Starting emails with "BEGIN PGP MESSAGE" will fool the fi... by kccqzy on Wednesday May 15, 2024 @09:22PM (#40374282)
Gmail uses Magika https://github.com/google/magika to deduce file types to determine whether and how to scan email attachments.
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Re:Starting emails with "BEGIN PGP MESSAGE" will fool the fi... by anyfoo on Wednesday May 15, 2024 @10:37PM (#40374679)
Neat. And I think that proves my point…
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Re:Starting emails with "BEGIN PGP MESSAGE" will fool the fi... by stuffinmyhand on Thursday May 16, 2024 @03:18AM (#40375963)
Especially the "whether" :D
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