Table of Contents

Enum PdfEncryptionAlgorithm

Namespace
BitMiracle.Docotic.Pdf
Assembly
BitMiracle.Docotic.Pdf.dll

Specifies encryption algorithm of a PdfDocument.

public enum PdfEncryptionAlgorithm

Fields

Aes128Bit = 3

(PDF 1.6) Document is encrypted using AES algorithm with encryption key length of 128 bits.

Aes256Bit = 4

(BaseVersion 1.7, Adobe ExtensionLevel 3) Document is encrypted using AES algorithm with encryption key length of 256 bits.

None = 0

Document is not encrypted.

Standard128Bit = 2

(PDF 1.4) Document is encrypted using RC4 algorithm with encryption key length of 128 bits.

Standard40Bit = 1

Document is encrypted using RC4 algorithm with encryption key length of 40 bits.

Remarks

The Encrypt PDF documents in C# and VB.NET article describes how to encrypt PDF documents.

Check out the other articles and code samples on the Passwords page.