Authorization is the function of specifying access rights to resources related toinformation security and computer security in general and to access control in particular. … Resources include individual files or an item’s data, computer programs, computer devices and functionality provided by computer applications.

The question covers authorisation techniques and the importance it gives to the organisation. If you  feel you need much information about it you can always ask for more questions.I will expound on it to you. be free to ask. thank you. also if you feel you want  references or study notes you are free to ask. I will give all soughts of solutions to you.