See the AspNetCore version of this guide. This filter will then be invoked on the controller actions that accept Twilio webhooks to confirm that incoming requests genuinely originated from Twilio. We could include our request validation code as part of our controller, but this is a perfect opportunity to write an action filter attribute. This way we can reuse our validation logic across all our controller actions which accept incoming requests from Twilio. Method ] public class ValidateTwilioRequestAttribute: Use filter attribute to validate Twilio requests Confirm incoming requests to your controllers are genuine with this filter.
To validate an incoming request genuinely originated from Twilio, we first need to create an instance of the RequestValidator class. Our filter attribute then either continues processing the action or returns a HTTP response for invalid requests. NET application that handles incoming requests from Twilio. Language Apply the request validation filter attribute to a set of controller methods You are viewing an outdated version of this SDK.
Format message, from ; response. Apply the request validation filter attribute to a set of controller methods Apply a custom Twilio request validation filter attribute to a set of controller methods used for Twilio webhooks. In this sample application we use our filter attribute with two controller actions: If your Twilio webhook URLs start with https: To fix this for local development with Ngrok, use http: To fix this in your production app, your decorator will need to reconstruct the request's original URL using request headers like X-Original-Host and X-Forwarded-Proto, if available.
Disable request validation during testing If you write tests for your controller actions, those tests may fail where you use your Twilio request validation filter.
To fix this problem we recommend adding an extra check in your filter attribute, like so, telling it to only reject incoming requests if your app is running in production. Language An improved request validation filter attribute, useful for testing You are viewing an outdated version of this SDK.
An improved request validation filter attribute, useful for testing Use this version of the custom filter attribute if you test your controllers. Validating requests to your Twilio webhooks is a great first step for securing your Twilio application.
To learn more about securing your ASP. We all do sometimes; code is hard. Get help now from our support team , or lean on the wisdom of the crowd browsing the Twilio tag on Stack Overflow.