What are the code protection options, such as module protection?

Question

Programming

That is, thoughts on finding the golden mean are interesting, when such protection will not cause inconvenience or annoy the user, but at the same time protect the module from theft.

Answer 1

Server side service.
What is the program, language?

Answer 2

The only normal way is to make this functionality on your own and give it via the REST API, for example.

Answer 3

Protection against reverse engineering does not exist at all, you can only make it unprofitable, all the ways to enumerate for a long time, let's get specific.