The Concentric Layer Security Model
How would you explain the difference between contract security guards and proprietary security guards, and does this difference have a direct impact on quality of security provided? Provide examples of countermeasures applied using the concentric layering approach. In doing so, assume you are protecting a medium sized public library.
It needs to be at least 400 words in APA format. Please use the link below for resources/sources and refer to Week 3.