I wish to see how they dealt with the overhead because of all the encryption, checks etc. performance-wise? I know LOL is quite an old game so they mastered the

I wish to see how they dealt with the overhead because of all the encryption, checks etc. performance-wise? I know LOL is quite an old game so they mastered these points. I am especially curious because lately I play PUBG and when PUBG does something about cheat it effectively kills performance.