add support for aes-128 decryption #34

2025-09-22 20:13:58 +08:00 · 2019-06-08 15:23:21 +01:00
parent a19122478d
commit 21a4ba597e
4 changed files with 80 additions and 2 deletions
--- a/src/UglyToad.PdfPig/Encryption/EncryptionHandler.cs
+++ b/src/UglyToad.PdfPig/Encryption/EncryptionHandler.cs
@@ -358,7 +358,7 @@

            if (useAes)
            {
-                throw new PdfDocumentEncryptedException("Decryption for AES-128 not currently supported.", encryptionDictionary);
+                return AesEncryptionHelper.Decrypt(data, finalKey);
            }

            return RC4.Encrypt(finalKey, data);