phpdftk API Documentation

Crypt

Table of Contents

Interfaces

CryptInterface
Symmetric cipher contract for PDF stream/string encryption.

Classes

AesCipher
AES-CBC cipher for PDF encryption (ISO 32000-2 §7.6.3).
PdfKeyDerivation
PDF encryption key derivation — ISO 32000-2 §7.6.
PublicKeyEncryption
Public-key (certificate-based) PDF encryption primitives — ISO 32000-2 §7.6.5.
Rc4Cipher
RC4 stream cipher for legacy PDF encryption (PDF 1.1–1.5).
SaslPrep
SASLprep password normalization — RFC 4013.

        
On this page

Search results