How to prevent my external API call from being called by anyone but me (my site)

1. How do I stop browser API calls?
2. How do you make an API fail?
3. Are API calls encrypted?
4. How do I fix an API error?
5. How do I stop unauthorized API calls?
6. How many API calls is too many?

How do I stop browser API calls?

1 Answer

1. Never trust anything that came from the client.
2. Never assume client-side code executed as intended.
3. Never execute input as code, always treat it as a raw value.
4. and so on...

How do you make an API fail?

There are plenty of other things that can cause API failure: slow connections or servers, problems with security certificates or other credentials, limits imposed by the API service vendor (traffic volume, subscription expiration, service area), or DDoS attacks that take down a large chunk of infrastructure, to name ...

Are API calls encrypted?

SOAP API security. ... REST APIs use HTTP and support Transport Layer Security (TLS) encryption. TLS is a standard that keeps an internet connection private and checks that the data sent between two systems (a server and a server, or a server and a client) is encrypted and unmodified.

How do I fix an API error?

To fix the API call for those two situations, make sure that the credentials you are using have the access-level required by the endpoint, or that the access token has the correct permissions. A less common reason we might see this error is if we're not explicit about the Accept header value.

How do I stop unauthorized API calls?

Block API abuse

Your best defense is to make it as difficult as possible for an attacker to create a valid API request, and this means having a very strong authentication scheme. Popular techniques such as OAuth2 and OpenID Connect are well understood for user authorization of API calls.

How many API calls is too many?

These plans can vary depending on a particular API or a user's current service plan. But in most cases our servers will reject API requests from a particular application if the request rate exceeds 30 API requests per minute. In this case the client will get an HTTP error with status code 429 “too many requests”.