Can't find a cross-platform crypto container for multi-user work?

Question

Encryption

Prompt kossplatformny cryptocontainer for multi-user work. VeraCrypt similar technologies prevent more than 1 person from working

Answer 1

There's no such thing. Why container? use encfs. Well, ok, this is something else, but perhaps by simulating possible attacks, you will come to the conclusion that the container is not needed.