Azure AD B2C Authentication in .NET Core WPF application

app.xaml.cs

public partial class App : Application
{
    private static readonly string Tenant = "samplead.onmicrosoft.com";
    private static readonly string AzureAdB2CHostname = "samplead.b2clogin.com";
    private static readonly string ClientId = "888fff1d-16c3-4de6-92af-3d4ab54a860a";
    
    private static readonly string RedirectUri = "http://localhost";
    public static string PolicySignUpSignIn = "B2C_1_SignUpSignIn";
    public static string PolicyEditProfile = "B2C_1_Edit_Profile";
    public static string PolicyResetPassword = "B2C_1_Pwd_Reset";

    public static string[] Scopes = { "openid", "profile" };

    private static string AuthorityBase = $"https://{AzureAdB2CHostname}/tfp/{Tenant}/";
    public static string AuthoritySignUpSignIn = $"{AuthorityBase}{PolicySignUpSignIn}";
    public static string AuthorityEditProfile = $"{AuthorityBase}{PolicyEditProfile}";
    public static string AuthorityResetPassword = $"{AuthorityBase}{PolicyResetPassword}";

    public static IPublicClientApplication PublicClientApp { get; private set; }

    static App()
    {
        PublicClientApp = PublicClientApplicationBuilder.Create(ClientId)
            .WithB2CAuthority(AuthoritySignUpSignIn)
            .WithRedirectUri(RedirectUri)
            .WithLogging(Log, LogLevel.Verbose, false) //PiiEnabled set to false
            .Build();

        TokenCacheHelper.Bind(PublicClientApp.UserTokenCache);
    }
    private static void Log(LogLevel level, string message, bool containsPii)
    {
        string logs = ($"{level} {message}");
        StringBuilder sb = new StringBuilder();
        sb.Append(logs);
        File.AppendAllText(System.Reflection.Assembly.GetExecutingAssembly().Location + ".msalLogs.txt", sb.ToString());
        sb.Clear();
    }
}