Testing more garbage encryption

SVSim.EmulatedEntrypoint/Controllers/SVSimController.cs

@@ -1,6 +1,8 @@
+using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using SVSim.EmulatedEntrypoint.Security;
+using SVSim.EmulatedEntrypoint.Security.SteamSessionAuthentication;
 
 namespace SVSim.EmulatedEntrypoint.Controllers
 {
@@ -9,11 +11,8 @@ namespace SVSim.EmulatedEntrypoint.Controllers
     /// </summary>
     [Route("api/[controller]")]
     [ApiController]
+    [Authorize(AuthenticationSchemes = SteamAuthenticationConstants.SchemeName)]
     public abstract class SVSimController : ControllerBase
     {
-        /// <summary>
-        /// Returns the UdId of the user making the request. Can be null or empty, as only certain requests will send it. Known requests to send this value are: SignUp, CheckSpecialTitle, CheckiCloudUser, MigrateiCloudUser
-        /// </summary>
-        public string? UdId => Encryption.Decode(Request.Headers["UDID"]);
     }
 }