How to prevent background-function spamming

[MarcFuSa]

Hi

I’ve got some lambda-functions im currently testing locally. Some get executed on page visit, some on user action like clicking a button. How do I prevent a user/bot to overuse these functions? I fear I could face the request limit if something goes bad.

I know about cookies and sessionStorage. Any other recommended methods?

Ty - marc

[hrishikesh]

Short answer is, you can’t.

Take a look at:

[Support Guide]: How to apply Access Control for Netlify Functions?

Last checked by Netlify Support Team: August 2023 Introduction: That is a great question, we do get it from time to time. But the answer is not that straightforward. First, there are 2 ways someone might think this works: Can I save my Function invocation count by restricting the function to be called only from my frontend? The answer to that is no. Unfortunately, it just won’t work. No matter what you do, the moment you deploy a Netlify Function, its endpoint is accessible to everyone and i…

[MarcFuSa]

Ok thanks anyway. Very nice answer you wrote there. clear and understandable.