By tapping "Trust" on this profile, the user was effectively granting the app permission to run on their device. This mechanism exploited Apple's enterprise certificate system, which was originally designed for companies to distribute internal apps to their employees without going through the App Store.
: Includes "++" apps (like Instagram++ or WhatsApp++) with extra features.
These applications frequently run persistent background processes that drain battery life and harvest personal location data.
Sideloading and app customization have evolved significantly. Users no longer need to rely on unstable, dangerous web portals to install custom packages. 1. Official Alternative App Marketplaces
: Apple frequently shuts down the enterprise certificates used by these stores. This causes your downloaded apps to "crash" or stop opening until the store finds a new certificate.