--- title: Authenticate api_version: v2 api_name: shopify-app-remix source_url: html: https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate md: https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate.md --- # Authenticate *** ## Public [App proxy](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/public/app-proxy) [App proxies take requests to Shopify links, and redirect them to external links.](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/public/app-proxy) [Checkout](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/public/checkout) [The authenticate.public.checkout function ensures that checkout extension requests are coming from Shopify, and returns helpers to respond with the correct headers.](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/public/checkout) *** ## Uncategorized [Admin](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/admin) [Contains functions for authenticating and interacting with the Admin API.](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/admin) [Flow](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/flow) [Contains functions for verifying Shopify Flow extensions.](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/flow) [Fulfillment Service](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/fulfillment-service) [Contains functions for verifying fulfillment service requests.](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/fulfillment-service) [Webhook](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/webhook) [Contains functions for verifying Shopify webhooks.](https://shopify.dev/docs/api/shopify-app-remix/v2/authenticate/webhook) ***