private static ICryptographyProvider LoadProvider()
{
ICryptographyProvider result = null;
switch (encryptFormat)
{
case EncryptFormat.Encrypted:
result = new SymmetricAlgorithmProvider();
break;
case EncryptFormat.None:
result = new NonCryptoProvider();
break;
default:
result = new HashAlgorithmProvider();
break;
}
return result;
}
public static string DesEncode(string plainText)
{
ICryptographyProvider cryptographyProvider = new SymmetricAlgorithmProvider(AlgorithmFormat.DES);
return cryptographyProvider.Encrypt(plainText);
}
public static string DesDecode(string cypherText)
{
ICryptographyProvider cryptographyProvider = new SymmetricAlgorithmProvider(AlgorithmFormat.DES);
return cryptographyProvider.Decrypt(cypherText);
}