//This class is for decrypt the encrypted value
//call this method with two parameters text and key "01AB=$6Q"
class DecryptClass
{
public static string Decrypt(string text, string key)
{
byte[] encodedkey;
byte[] iv = { 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF };
byte[] bytes;
encodedkey = Encoding.UTF8.GetBytes(key);
DESCryptoServiceProvider csp = new DESCryptoServiceProvider();
bytes = Convert.FromBase64String(text);
MemoryStream ms = new MemoryStream();
try
{
CryptoStream cs = new CryptoStream(ms, csp.CreateDecryptor(encodedkey, iv),CryptoStreamMode.Write);
cs.Write(bytes, 0, bytes.Length);
cs.FlushFinalBlock();
}
catch (Exception ex)
{
Logger.LogInfo(ex);
}
return Encoding.UTF8.GetString(ms.ToArray());
}
}
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| Author: Amit Srivastava 15 Apr 2009 | Member Level: Bronze Points : 1 |
This code complements the previous encryption code by Shivshankar. All things encrypted, must be decrypted. Here also if some explanation about classes, methods and namespaces is provided i (and other visitors) would have benfitted in a better way by your article sir.
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