Exemple #1
0
        public CryptApi(X509Certificate cert, Byte[] clearData)
        {
            clearkey     = CATools.GetCypherKey();
            encryptedKey = Convert.ToBase64String(CATools.AsymmetricEncrypt(cert, Encoding.UTF8.GetBytes(clearkey)));

            clearDataHash = CATools.SHA1Checksum(clearData);

            encryptedData = CATools.Encrypt(clearData, clearkey);
        }
Exemple #2
0
        public CryptApi(X509Certificate cert, Byte[] encryptedData, String encryptedKey)
        {
            this.encryptedKey  = encryptedKey;
            this.encryptedData = encryptedData;

            Byte[] k = Convert.FromBase64String(encryptedKey);

            if ((k == null) || (k.Length <= 0))
            {
                throw new Exception("Encrypted key is empty");
            }

            clearkey = Encoding.UTF8.GetString(CATools.AsymmetricDencrypt(cert, k));

            clearData     = CATools.Dencrypt(encryptedData, clearkey);
            clearDataHash = CATools.SHA1Checksum(clearData);
        }