public string CreateEncryption(SymmetricAlgorithmBuilder symmetricAlgorithm, string plainText, string secretKey)
 {
     this.SymmetricAlgorithmBuilder = symmetricAlgorithm;
     return(SymmetricAlgorithmBuilder.Encrypt(plainText, secretKey));
 }
 public string CreateDecryption(SymmetricAlgorithmBuilder symmetricAlgorithm, string cipherText, string secretKey)
 {
     this.SymmetricAlgorithmBuilder = symmetricAlgorithm;
     return(SymmetricAlgorithmBuilder.Decrypt(cipherText, secretKey));
 }