2.7 Explain the importance of physical security controls.

Question 1

Pulverizing

Answer 1

Pulverizing is a method that can be used to grind or shred hard disks. Note that this type of shredding is much more powerful and uses different equipment than found with basic document shredding.

Question 2

Pulping

Answer 2

Pulping takes shredding one step further. Once data are subjected to shredding, the remains can be mixed with water for further destruction. Note that in this case, data is mentioned and not a storage disk which would likely use another method.

Question 3

Degaussing

Answer 3

Degaussing is the process of using electromagnetic forces to erase magnetic-based storage media. This method can be used to destroy or to erase for reuse.

Question 4

CCTVq

Answer 4

Closed-circuit television (CCTV) or video monitoring, involves the use of cameras to relay a signal to a single location on a small range of monitors. Monitoring a large outdoor space requires many cameras and is not cost efficient.

Question 5

DMZ

Answer 5

The Demilitarized Zone (DMZ) is between the two firewalls providing a layer of protection for the internet facing servers. It is an area of a network that is designed for public and company use. The DMZ is a buffer network between the public untrusted Internet and the private trusted LAN.

Question 6

Ad Hoc zone

Answer 6

An Ad Hoc zone is created when two or more wireless devices connect to one another creating an on-demand network.

Question 7

Guest network

Answer 7

A guest network is a wireless network used to provide non-employees or guests with internet access. This access is limited to certain functions, such as internet surfing and email.