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NotImplementedError: only algorithm code 1 and 2 are supported. This PDF uses code 4 #99

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demongolem-biz opened this issue Jun 3, 2021 · 2 comments
Open

NotImplementedError: only algorithm code 1 and 2 are supported. This PDF uses code 4 #99

demongolem-biz opened this issue Jun 3, 2021 · 2 comments

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@demongolem-biz
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See PyPDF2. This version of encryption has still not been implemented. I see several workaround solutions such as use pikepdf to open and save the file, but to have a nondestructive version would be more proper.
@likerun-cell
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I also ran into this problem, is there any good solution?

@pubpub-zz
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PyPdf4 support is not active
You should move to pypdf

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@pubpub-zz @likerun-cell @demongolem-biz