package com.aspose.pdf.examples.AsposePdfExamples.SecurityAndSignatures;
import com.aspose.pdf.CryptoAlgorithm;
import com.aspose.pdf.Document;
public class EncryptPDFDocumentUsingEncryptionTypes {
public static void main(String[] args) {
// open document
Document document = new Document("input.pdf");
// encrypt PDF
document.encrypt("user", "owner", 0, CryptoAlgorithm.AESx256);
// save updated PDF
document.save("Encrypted_output.pdf");
}
}