PDFCryptoUtils
Overview
PDFCryptoUtils is a class in Aspose.Pdf FOSS for Java.
Shared cryptographic utilities for PDF encryption and decryption.
Methods
| Signature | Description |
|---|---|
computeObjectKey(encryptionKey: byte[], objectNumber: int, generationNumber: int, cipherType: PDFEncryptionDict.CipherType) → byte[] | Algorithm 1 (ISO 32000-1:2008, §7.6.2): computes the per-object encryption key. |