PDFEncryptionAlgorithmEnum

PDFEncryptionAlgorithmEnum enumeration constants are used to specify the encryption algorithm for exported PDF files.

typedef enum {
  PDFEA_RC4
  PDFEA_AES128
  PDFEA_AES256
} PDFEncryptionAlgorithmEnum;
    

Elements

Name Description
PDFEA_RC4 RC4 encryption supported for PDF version 1.3 (40-bit key only) and PDF version 1.4 or above (longer keys up to 128 bit). Key length is set using the PDFEncryptionInfo::KeyLength property.
PDFEA_AES128 128-bit AES encryption supported for PDF version 1.6 and above.
PDFEA_AES256 256-bit AES encryption supported for PDF version 1.7 and above.

Used in

PDFEncryptionInfo::EncryptionAlgorithm

12.12.2022 20:26:03

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