[javascript] SameSite 경고 Chrome 77

마지막 업데이트 이후 SameSite 속성과 관련된 쿠키에 오류가 있습니다.

쿠키는 타사 개발자 (Fontawesome, jQuery, Google Analytics, Google reCaptcha, Google Fonts 등)의 쿠키입니다.

Chrome 콘솔의 오류는 다음과 같습니다.

A cookie associated with a cross-site resource at <URL> was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at <URL> and <URL>.
(index):1 A cookie associated with a cross-site resource at http://jquery.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
(index):1 A cookie associated with a cross-site resource at http://fontawesome.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
(index):1 A cookie associated with a cross-site resource at http://google.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
(index):1 A cookie associated with a cross-site resource at https://google.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
(index):1 A cookie associated with a cross-site resource at https://www.google.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
(index):1 A cookie associated with a cross-site resource at http://www.google.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
(index):1 A cookie associated with a cross-site resource at http://gstatic.com/ was set without the `SameSite` attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with `SameSite=None` and `Secure`. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.

로컬 컴퓨터 나 서버에서해야 할 일이 있습니까? 아니면 라이브러리의 향후 릴리스에서 구현해야하는 기능일까요?

답변

response.setHeader("Set-Cookie", "HttpOnly;Secure;SameSite=Strict");

public class AllowSameSiteAttribute : ActionFilterAttribute
{
    public override void OnActionExecuting(ActionExecutingContext filterContext)
    {
        var response = filterContext.RequestContext.HttpContext.Response;

        if(response != null)
        {
            response.AddHeader("Set-Cookie", "HttpOnly;Secure;SameSite=Strict");
            //Add more headers...
        }

        base.OnActionExecuting(filterContext);
    }
}

    [AllowSameSite] //For the whole controller
    public class UserController : Controller
    {
    }

    public class UserController : Controller
    {
        [AllowSameSite] //For the method
        public ActionResult Index()
        {
            return View();
        }
    }

<script
  src="https://code.jquery.com/jquery-3.4.1.min.js"
  integrity="sha256-CSXorXvZcTkaix6Yvo6HppcZGetbYMGWSFlBw8HfCJo="
  crossorigin="anonymous"></script>