public static JwtPayload DecodeToken(string token, string secret, out bool validated)
{
var jwtPayload = new JwtPayload();
var segments = token.Split('.');
var invalidToken = segments.Length != 3;
if (!invalidToken)
{
try
{
jwtPayload = JsonConvert.DeserializeObject(
Encoding.UTF8.GetString(Base64Decode(segments[1])), typeof(JwtPayload));
var rawSignature = segments[0] + '.' + segments[1];
validated = Verify(rawSignature, secret, segments[2]);
}
catch (Exception)
{
validated = false;
}
}
else
{
validated = false;
}
return jwtPayload;
}
public static string EncodeToken(JwtPayload jwtPayload, string secret)
{
const string algorithm = "HMAC256";
var header = new JwtHeader
{
typ = "JWT",
alg = algorithm
};
var jwt = Base64Encode(JsonConvert.SerializeObject(header)) + "." + Base64Encode(JsonConvert.SerializeObject(jwtPayload));
jwt += "." + Sign(jwt, secret);
return jwt;
}
