iTextSharp.text.pdf.OutputStreamEncryption.Finish C# (CSharp) Method

        public void Finish()
        {
            if (!finished) {
                finished = true;
                if (aes) {
                    byte[] b = cipher.DoFinal();
                    outc.Write(b, 0, b.Length);
                }
            }
        }

        virtual public byte[] EncryptByteArray(byte[] b)
        {
            MemoryStream           ba  = new MemoryStream();
            OutputStreamEncryption os2 = GetEncryptionStream(ba);

            os2.Write(b, 0, b.Length);
            os2.Finish();
            return(ba.ToArray());
        }