Interfaces allow (or deny) access to a resource outside of a snap’s confinement. Generally, any snap can declare any interface plug.
However, there is a limited set of interfaces that require extra scrutiny when their plugs are included in a snap. This is due to their permissive nature and the control and impact they potentially have over a system.
These interfaces are called super-privileged, and snaps that include plugs for super-privileged interfaces require specific approval from the Store before they can be distributed and installed.
The following interfaces are considered super-privileged: