static void DoTest()
{
string pubKey = GetKey(false);//只能用來解密
string priKey = GetKey(true);//加解密都行
string data = "KimPassword";
RSAToken token = new RSAToken();
string tokenString = token.GenerateTokenString(priKey, data, DateTime.Now.AddDays(3));
RSAToken decryptToken = token.FromTokenString(pubKey, tokenString);
Console.WriteLine(tokenString);
Console.WriteLine(decryptToken.Value);
Console.WriteLine(data == decryptToken.Value);
}
public void AddToRSAToken(RSAToken rSAToken)
{
base.AddObject("RSAToken", rSAToken);
}
public static RSAToken CreateRSAToken(string serial, global::System.DateTimeOffset issued)
{
RSAToken rSAToken = new RSAToken();
rSAToken.Serial = serial;
rSAToken.Issued = issued;
return rSAToken;
}
public RSAToken FromTokenString(string pubOrPriKey, string tokenString)
{
var buffer = Convert.FromBase64String(tokenString);
var data = buffer.Take(buffer.Length - 128).ToArray();
var sig = buffer.Skip(data.Length).Take(128).ToArray();
using (var rsa = new RSACryptoServiceProvider())
using (var sha1 = new SHA1CryptoServiceProvider())
{
rsa.FromXmlString(pubOrPriKey);
if (rsa.VerifyData(data, sha1, sig))
{
using (var ms = new MemoryStream(data))
using (var reader = new BinaryReader(ms))
{
var ticks = reader.ReadInt64();
var value = reader.ReadString();
var expires = new DateTime(ticks);
var token = new RSAToken();
token.Expires = expires;
token.Value = value;
return token;
}
}
}
return null;
}
