So many people are getting the SHA1 story wrong. With the collision that Google released, *anyone* can create colliding PDFs for *free*.
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You can take the two sets of 320 bytes that were published, append *anything* to both sets, and they will still have the same hash.
Due to the way the prefix was crafted and the way the PDF format works, this allows you to make two PDF files with different contents.
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but I could already make two pdf files with different contents!
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so many impossibilities!
End of conversation
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