Aspose.PDF FOSS.NETCryptoAlgorithmCryptoAlgorithmOverview CryptoAlgorithm is a enum in Aspose.PDF FOSS for .NET.PDF encryption algorithm.This enumeration defines 5 values: RC4x40, RC4x128, AESx128, AESx256, Custom.Values ValueDescriptionRC4x40RC4x128AESx128AESx256CustomSee Also Aspose.PDF for .NET — Enterprise API Reference