tutorial offers a lightweight method for managing a static list of banned players using tables and table.find() Developer Forum | Roblox Security Warning

In Roblox, scripts are pieces of code that can be added to games to modify gameplay, add features, or automate tasks. A "ban kick script" would presumably be a type of script designed to ban or kick players from a game. These scripts can be used for various purposes, ranging from moderating a game to preventing cheaters or exploiters from disrupting the game.