https://stackoverflow.com › questions › 57446073

If your localhost server is running on a specific port, it must be included in the Access-Control-Allow-Origin, such as http://localhost:8080. In the browser Developer Tools > Network check the Request headers and verify the Referer. This is the URL that should be set for Access-Control-Allow-Origin.

https://learn.microsoft.com › en-us › iis › extensions › cors-module › cors-module-configuration...

With the IIS CORS module, you can: Enable, disable CORS for a whole IIS server or for a specific IIS site, an application, a virtual directory, a physical directory or a file (system.webServer/cors). Configure all the origin host domains to be accepted with * origin host rule.

https://techcommunity.microsoft.com › t5 › iis-support-blog › configuring-cors-in-iis-with...

The Cross-Origin Resource Sharing (CORS) is a security feature implemented by web browsers that enables control of which resources are accessible based on the origin of requests. This way, web servers are given the authority to define which domains are allowed to access resources, ensuring only trusted sources will interact with your server. In ...

https://stackoverflow.com › questions › 64337999

Open Internet Information Service (IIS) Manager. Right click the site you want to enable CORS for and go to Properties. Change to the HTTP Headers tab. In the Custom HTTP headers section, click Add. Enter Access-Control-Allow-Origin as the header name. Enter * as the header value. Click Ok twice.

https://blogs.iis.net › iisteam › getting-started-with-the-iis-cors-module

The Access-Control-Allow-Credentials and Access-Control-Max-Age headers are controlled by the allowCredentials and maxAge attributes respectively of the child collection of the <cors> element. One thing to note here is that the CORS spec does not allow credentials to be sent when just * is specified as the origin.

https://learn.microsoft.com › fr-fr › aspnet › core › security › cors

AllowAnyOrigin affecte les demandes préliminaires et l’en-tête Access-Control-Allow-Origin. Pour plus d’informations, consultez la section Demandes de contrôle préalable.

https://learn.microsoft.com › en-us › aspnet › core › security › cors

Specifying AllowAnyOrigin and AllowCredentials is an insecure configuration and can result in cross-site request forgery. The CORS service returns an invalid CORS response when an app is configured with both methods. AllowAnyOrigin affects preflight requests and the Access-Control-Allow-Origin header.

https://www.iis.net › downloads › microsoft › iis-cors-module

CORS is a mechanism to let a user-agent access resources from a domain outside of the domain from which the first resource was served. CORS defines a way by using additional HTTP headers to allow request permissions to access a selected resource.