Let's break this down. There are those who understand the technical side of the issue very well. And there are ordinary users. I'm the second type. I understand that glitches can happen anywhere. That's why I only use the most advanced apps from reputable providers. A good example is the bookmaker's service -
https://1xbet.lk/en These guys spent a lot of time and investment to ensure that their projects were as protected as possible from hacking and DDoS attacks.