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Read and write support is implemented for /V=5 with /R=5 as well as /R=6. /R=5 is the deprecated encryption method used by Acrobat IX. /R=6 is the encryption method used by PDF 2.0 from ISO 32000-2.
21 lines
562 B
Plaintext
21 lines
562 B
Plaintext
checking a.pdf
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PDF Version: 1.7 extension level 8
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R = 6
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P = -4
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User password = user
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extract for accessibility: allowed
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extract for any purpose: allowed
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print low resolution: allowed
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print high resolution: allowed
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modify document assembly: allowed
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modify forms: allowed
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modify annotations: allowed
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modify other: allowed
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modify anything: allowed
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stream encryption method: AESv3
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string encryption method: AESv3
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file encryption method: AESv3
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File is not linearized
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No syntax or stream encoding errors found; the file may still contain
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errors that qpdf cannot detect
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