Exemple #1
0
        public bool Validate(string file, byte[] sign)
        {
            HashAFile haf = new HashAFile(file);

            byte[] hash = haf.HashFile();
            bool   test = globaLrsa.VerifyHash(hash, CryptoConfig.MapNameToOID(globalHashAlgo), sign);

            return(test);
        }
Exemple #2
0
        private void button_send_Click(object sender, EventArgs e)
        {
            string file = textBox_file.Text;

            if (0 == file.Length)
            {
                label_ins.ForeColor = System.Drawing.Color.Red;

                HashAFile haf = new HashAFile(file);
                return;
            }
            HashAFile hash = new HashAFile(file);

            byte[] hashbytes = hash.HashFile();

            if (0 == hashbytes.Length)
            {
                label_ins.Text = "Failed to hash the file" + file;
                return;
            }


            string temp = "";

            foreach (byte hashbyte in hashbytes)
            {
                temp = temp + " " + hashbyte;
            }
            richTextBox_hash_value.Text = "Hash/Message Digest :" + temp;
            global_hashvalue            = hashbytes;

            if (false == hash.CreateHashFile(file + "1"))
            {
                label_ins.Text = "Failed to create the hash file ";
                return;
            }
        }