EncryptionAlgorithm

Document properties, Security and Signatures

Version history

This function was introduced in Quick PDF Library version 7.11.

Description

Returns the encryption algorithm used to encrypt the selected document.

The EncryptionStrength function can be used to determine the encryption key length.

Syntax

Delphi

function TQuickPDF0813.EncryptionAlgorithm: Integer;

ActiveX

Function QuickPDF0813.PDFLibrary::EncryptionAlgorithm As Long

DLL

int QuickPDFEncryptionAlgorithm(int InstanceID)

Return values

0	The document is not encrypted
1	The document is encrypted using RC4 encryption
2	The document is encrypted using AES encryption