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public static void Run()
var tokenHandler = new JsonWebTokenHandler();
var key = new RsaSecurityKey(RSA.Create(2048))
KeyId = Guid.NewGuid().ToString()
Jwt.SigningCredentials = new SigningCredentials(key, SecurityAlgorithms.RsaSsaPssSha256);
var lastJws = tokenHandler.CreateToken(Jwt);
// Store in filesystem
// Store HMAC os Filesystem, recover and test if it's valid
var jwk = JsonWebKeyConverter.ConvertFromRSASecurityKey(key);
File.WriteAllText("current-rsa.key", JsonConvert.SerializeObject(jwk));
var storedJwk = JsonConvert.DeserializeObject<JsonWebKey>(File.ReadAllText("current-rsa.key"));
TokenValidationParams.IssuerSigningKey = storedJwk;
var validationResult = tokenHandler.ValidateToken(lastJws, TokenValidationParams);
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