public static T Deserialize <T>(string base64EncryptedXmlString, KeyVectorPair key)
{
RijndaelManaged rKey = new RijndaelManaged();
rKey.IV = Convert.FromBase64String(key.IV);
rKey.Key = Convert.FromBase64String(key.Key);
string xml = Decrypt(base64EncryptedXmlString, key.Key, key.IV);
return(SerializationUtil.FromXmlString <T>(xml));
}
/// <summary>
/// Get a base64 encoded encrypted xml serialization string representing the specified target object
/// </summary>
/// <param name="target">The object to serialize</param>
/// <param name="key">The key used to encrypt and decrypt the resulting string</param>
/// <returns>string</returns>
public static string ToBase64EncodedEncryptedXml(this object target, out KeyVectorPair key)
{
string xml = SerializationUtil.GetXml(target);
RijndaelManaged rm = new RijndaelManaged();
rm.GenerateIV();
rm.GenerateKey();
key = new KeyVectorPair();
key.Key = Convert.ToBase64String(rm.Key);
key.IV = Convert.ToBase64String(rm.IV);
return(Encrypt(xml, rm.CreateEncryptor()));
}
public static T Decrypt <T>(string filePath, string keyFile)
{
if (!File.Exists(filePath))
{
throw new FileNotFoundException(string.Format("The file specied to deserialize from {0} does not exist", filePath));
}
if (!File.Exists(keyFile))
{
throw new FileNotFoundException(string.Format("The key file specified {0} does not exist", keyFile));
}
KeyVectorPair key = KeyVectorPair.Load(keyFile); //Serialization.Deserialize<Base64EncodedRijndaelKeyVectorPair>(keyFile);
using (StreamReader sr = new StreamReader(filePath))
{
string text = sr.ReadToEnd();
return(Deserialize <T>(text, key));
}
}
public static string Decrypt(string base64EncodedValue, KeyVectorPair key)
{
return(Decrypt(base64EncodedValue, key.Key, key.IV));
}
public static string Encrypt(string value, KeyVectorPair key)
{
return(Encrypt(value, key.Key, key.IV));
}
