Addon: Chest Defense [1.21+]

Safe Storage addon will allow you to put a powerful protection on the chest in Minecraft PE (Bedrock). When opening the chest will ask for a code, but also, you will not be able to break the locked chest, even on creative.

Feature addon on Chest Defense

You can download and play with this addon in Minecraft PE (Bedrock) in a network game, together with friends. And thus, you will be able to protect your stuff from the attacks of your friends. Only you will be able to open this chest.

How to put up a defense

Take the hook and sign it in the anvil as "locker", then, with the hook click on the chest and enter the password of the chest (it must contain at least 5 characters). And that's it, the defense is set.