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lang: ja-jp
breaks: true
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# `Blazor` ID認証のログインURL（パス）を変更する 2024-09-05

> https://github.com/dotnet/aspnetcore/blob/main/src/Security/Authentication/Cookies/src/CookieAuthenticationOptions.cs

## Program.cs

・・・
        builder.Services
            .AddAuthentication(options =>
            {
                options.DefaultScheme = CookieAuthenticationDefaults.AuthenticationScheme;
                options.DefaultChallengeScheme = CookieAuthenticationDefaults.AuthenticationScheme;
            })
            .AddCookie(
                CookieAuthenticationDefaults.AuthenticationScheme,
                option =>
                {
                    // ID認証のURL（パス）を変更
                    option.AccessDeniedPath = "/Account/AccessDenied";
                    option.LoginPath = "/Account/GoogleLogin";
                    option.LogoutPath = "/Account/Logout";
                })
            .AddCookie(IdentityConstants.ExternalScheme)
            .AddGoogle(options =>
            {
                // https://console.developers.google.com/apis/credentials
                options.ClientId = "xxxxxxxx";
                options.ClientSecret = "xxxxxxxx";
                options.SignInScheme = IdentityConstants.ExternalScheme;

                options.SaveTokens = false;
            });

・・・

###### tags: `Blazor` `Identity` `ID認証` `URL` `パス` `ログイン`