Refinement and cleanup

KTUSA PS/Startup.cs

@@ -9,6 +9,7 @@ using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Text.Json;
 using System.Threading.Tasks;
 using VueCliMiddleware;
 
@@ -35,13 +36,8 @@ namespace KTUSA_PS
             services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
                 .AddJwtBearer(options =>
                 {
+                    options.Audience = "5931fda0-e9e0-4754-80c2-18bcb9d9561a";
                     options.Authority = "https://login.microsoftonline.com/3415f2f7-f5a8-4092-b52a-003aaf844853/v2.0";
-
-                    options.TokenValidationParameters = new Microsoft.IdentityModel.Tokens.TokenValidationParameters()
-                    {
-                        ValidIssuer = "https://login.microsoftonline.com/3415f2f7-f5a8-4092-b52a-003aaf844853/v2.0",
-                        ValidAudience = "5931fda0-e9e0-4754-80c2-18bcb9d9561a"
-                    };
                 });
 
             services.AddAuthorization((configure) =>