public static string DecryptTagValidationString(string TagValidationString)
{
string strKey = "FFFFFFFFFFFFFFFFFXXXXXXX";
byte[] key = System.Text.Encoding.UTF8.GetBytes(strKey);
string TagValidationStringUNENC = string.Empty;
try
{
TagValidationStringUNENC = DESEncryption.Decrypt(TagValidationString, key);
}
catch (Exception)
{
return(string.Empty);
}
return(TagValidationStringUNENC);
}
public static string DecryptForWeb(string clearText)
{
byte[] key = new byte[] { 0x49, 0x76, 0x61, 0x6e, 0x20, 0x4d, 0x65, 0x64 };
string dec = string.Empty;
clearText = clearText.Replace("escape", "&");
try
{
dec = DESEncryption.Decrypt(clearText, key);
}
catch (Exception)
{
return(string.Empty);
}
return(dec);
}
public static string EncryptForWeb(string clearText)
{
byte[] key = new byte[] { 0x49, 0x76, 0x61, 0x6e, 0x20, 0x4d, 0x65, 0x64 };
string enc = string.Empty;
try
{
enc = DESEncryption.Encrypt(clearText, key);
}
catch (Exception)
{
return(string.Empty);
}
enc = enc.Replace("&", "escape");
return(enc);
}
