How to Block Access to Web Applications

I was thinking not sure how you can ban something like that. I mean, we've got about China. You're very welcome Chinese users, listeners gathered anyway through VPN. But clearly knowing that the data we share right now also in Italy, it could be could be sensitive data. Samsung, I think did a very important data, a KJ,. some trouble with it with some operators and some employee inputting into such GPT sensitive information  and that's protection. It's a big cup, yes, right?