public async Task <IActionResult> Login(LoginModel Ulogin) { if (_userlogin.CheckPass(Ulogin) == true && _userlogin.isAdmin(Ulogin.Username) && ModelState.IsValid) { var ownRole = new List <Claim>(); ownRole.Add(new Claim(ClaimTypes.Role, "admin"));//databaseden gelen nesnenın ownRole.Add(new Claim(ClaimTypes.Name, Ulogin.Username)); ownRole.Add(new Claim(ClaimTypes.Hash, Sha256.ComputeSha256Hash(Ulogin.Password))); var ownIdentity = new ClaimsIdentity(ownRole, CookieAuthenticationDefaults.AuthenticationScheme); var ownPrincipal = new ClaimsPrincipal(ownIdentity); var ownSchema = CookieAuthenticationDefaults.AuthenticationScheme; await HttpContext.SignInAsync(ownSchema, ownPrincipal); HttpContext.Session.SetString("currentUser", Ulogin.Username); return(RedirectToAction("Index", "Home")); } else { return(View(Ulogin)); } }