What is a provisioning profile & code signing in iOS?

If somebody ask you about the iOS app deployment process, you can easily give the answer . But when they ask a level deeper, you may not have an answer. The above question is one such thing which every ios developer should know. Let’s see what it is.

Abhimuralidharan
5 min readApr 10, 2018
just some image!!

Source: Stackoverflow and internet 🤓.

Apple’s definition: A provisioning profile is a collection of digital entities that uniquely ties developers and devices to an authorized iPhone Development Team and enables a device to be used for testing.

Why Provisioning Profiles?

Unlike Android, you can’t install any app on an iOS device. It has to be signed by Apple first. However, when you’re developing an app, you probably want to test it before sending it to Apple for approval. Provisioning profile act as a link between the device and the developer account. During development, you choose which devices can run your app and which app services your app can access. A provisioning profile is downloaded from your developer account and embedded in the app bundle, and the entire bundle is code-signed. A Development Provisioning Profile must be installed on each…

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