During our Project implementation we face a situation where we were asked to find out list of user having access to some critical T Codes. Although its Basis guy cup of tea but still i would like to share my findings .
Suppose we want to search list of users having access to a critical T Code say MASS .
Objective: List of users having Access to critical T Codes like MASS
Enter T Code : AUTH
A Separate authorization related window will get opened
Follow the path shown in trailing screenshot
Execute & you will find the list of all users having Autorisation to T Code MASS.
Hope this document will help you.