The PDF::Reader library implements a PDF parser conforming as much as possible to the PDF specification from Adobe.
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Implement decryption for files using revision 6 of the encryption spec #419
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yob closed 2 years ago
The PDF 2.0 spec adds a new way of calculating the encryption key for AES encrypted files, identified as 'revision 6'.
We've had pending specs for years with revision 6 encrypted PDFs, and this finally adds support for reading them