You’re told the app is being "injected" into your phone.
The search term refers to a third-party application store and sideloading platform primarily used by iOS users to download "tweaked" or modified applications (IPAs) that are not available on the official Apple App Store. ipazillacom link
Apple frequently identifies the enterprise certificates used by these sites and shuts them down. This is known as a "revoke," causing the app to crash until the site owners find a new certificate. You’re told the app is being "injected" into your phone
Many of these unofficial apps request permissions that legitimate apps would not need (e.g., access to contacts, SMS, or camera). Granting these permissions can compromise your personal privacy. access to contacts