ASP.NET has a feature called “AutoEventWireup” – this feature allows you to create methods that have the EventHandler signature with names like Page_Load and the runtime will wire up the event from the parent page to the method in your class. Basically the runtime does this on your behalf: this.Load += this.Page_Load; Now it is … Read more
Why not use an ImageButton control?
To facilitate multi-tab session states for one user without cluttering up the URL, do the following. In your form load function, include: If Not IsPostback Then ‘Generate a new PageiD’ ViewState(“_PageID”) = (New Random()).Next().ToString() End If When you save something to your Session State, include the PageID: Session(ViewState(“_PageID”).ToString() & “CheckBoxes”) = D Notes: As with … Read more
It appears that one must still download the Web Deploy extension. Also, Version 3.5 is now available. To download on a server, default IE security rules will require you add something like http://*.microsoft.com as a trusted site else you can’t download the installer. The whole package is rather large in its purpose and covers many … Read more
Is it possible to steal a cookie and authenticate as an administrator? Yes it is possible, if the Forms Auth cookie is not encrypted, someone could hack their cookie to give them elevated privileges or if SSL is not require, copy someone another person’s cookie. However, there are steps you can take to mitigate these … Read more
Asp.Net Core 2.0 definitely support multiple authentication schemes. Rather than a hacking with authenticate middleware, you can try to specify the schema in Authorize attribute: [Authorize(AuthenticationSchemes = JwtBearerDefaults.AuthenticationScheme)] I gave a try and it worked fine. Assuming you have added both Identity and JWT as below: services.AddIdentity<ApplicationUser, ApplicationRole>() services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme) Since AddIdentity() already set cookie authentication … Read more
It is just syntax. <% %> is simply short for <script runat=”server”> </script> aka code render blocks. <%# %> are binding expressions (plus the above). <%= %> is the above + a Response.Write(). <%: %> is the above + a Response.Write() wrapped in Html.Encode (new in .NET 4.0). <%$ %> is an ASP.NET expression, used … Read more
From AutoValidateAntiforgeryTokenAttribute documentation: An attribute that causes validation of antiforgery tokens for all unsafe HTTP methods. An antiforgery token is required for HTTP methods other than GET, HEAD, OPTIONS, and TRACE. It can be applied at as a global filter to trigger validation of antiforgery tokens by default for an application. AutoValidateAntiforgeryTokenAttribute allows to apply … Read more
Using the article linked by Panagiotis Kanavos, I was able to reach a solution. From the ASP.NET Core 2.1.0-preview1, there was a line .AddDefaultUI(), which you didn’t have to include in Startup.cs. services.AddIdentity<IdentityUser, IdentityRole>(options => options.Stores.MaxLengthForKeys = 128) .AddEntityFrameworkStores<ApplicationDbContext>() .AddDefaultUI() .AddDefaultTokenProviders(); In the final release version of Core 2.1 however, the same section was simplified … Read more
They are the same, so yes, you can replace HttpResponse.AddHeader with HttpResponse.AppendHeader. From MSDN AddHeader is the same as AppendHeader and is provided only for compatibility with earlier versions of ASP. With ASP.NET, use AppendHeader. A quick peek with Reflector confirms that HttpResponse.AddHeader just calls HttpResponse.AppendHeader.