Advantages of Using a SIEM

Advantages of Using a SIEM

You are a CISSP for a Fortune 500 company. Write a two-page explanation that details the following:

What is a SIEM ?
What does it do?
Where does it get it’s information? Why?
How is the information used?
How long does it take to be set up?
Is it worth integrating a SIEM into your network system?
DO NOT plagiarize your answer from any source. Write your own answer based on your research.