How organizations define and secure computing environment

Objective: The objective of this is to view how organizations define and secure computing environment. Most times organizations set rules and monitor those rules to ascertains controls within the windows' environment.

DQ1: How do you determine that an event had occurred in your organization?

DQ2: What type of security policies that are in place in your organization, and what steps could be taken to stop security Violations? 

DQ2: What type of disciplinary actions that could be taken if any employee violates the security policy of their organization?

Note: must adhere to APA 6th edition format.Please, do post atleast 250 words. Please, don't forget to create in-text citations before referencing any article.