I believe Discord does this as well, or at least used to do this. A family member used a script to extract deleted messages from the cache. Maybe they have fi

I believe Discord does this as well, or at least used to do this. A family member used a script to extract deleted messages from the cache. Maybe they have fixed this by now? Could Microsoft encrypt their local cache using something authenticated from the server from the active session, maybe a token or key or something else?