How do websites recognize bots?

Question

Bots

Search engines sometimes display messages saying that I have a suspicious connection and need to pass a check like the choice of traffic lights in the picture. How do they recognize bots, how do they catch this "suspiciousness"? I want to create my own bot, so I'm interested in how to protect it from such a fate and what algorithm to write if it falls under suspicion.

Answer 1

работающее никто не засветит ))
из популарярного - можешь на Мамбе потренироваться, там довольно легко обходится их детектор
с Гуглом или Яндексом уже подороже

Answer 2

There is no way to avoid it, because ML is responsible for this and catches requests on the fly and makes a decision based on the finished model. The model trains constantly and is updated regularly, so it is unlikely to slip through. Even proxies don't always save