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

17.09.2024 15:14:40

Usage of Cookies. In order to optimize the website functionality and improve your online experience ABBYY uses cookies. You agree to the usage of cookies when you continue using this site. Further details can be found in our Privacy Notice.