System and method for enhancing application installation operation safety of Android system

The invention discloses a system and a method for enhancing the application installation operation safety of an Android system, and relates to the technical field of Android system application installation certificate authentication and application permission authentication management. A checking information body containing an application certificate and an application permission file is added to an original Android application structure per se; during application installation or operation, whether the application certificate and the application permission file are qualified or not are respectively checked; after the application certificate and the application permission file are qualified by checking, an Android original system installation or operation checking flow process is performed; a root certificate of a preset security chip is used for checking the application certificate; the application certificate is enabled not to be tampered; the application permission controllability is ensured through the dup