FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

WHAT IS A FIREWALL IN NETWORK SECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Of the following security zones, which one can serve as a buffer network between a private secured network and the untrusted internet?
A
Intranet
B
Padded cell
C
Extranet
D
DMZ
Explanation: 

Detailed explanation-1: -DMZs function as a buffer zone between the public internet and the private network. The DMZ subnet is deployed between two firewalls.

Detailed explanation-2: -Of the following security zones, which one can serve as a buffer network between a private secured network and the untrusted internet? A DMZ, or demilitarized zone, is a network placed between a private secured network and the untrusted internet to grant external users access to internally controlled services.

Detailed explanation-3: -A demilitarized zone (DMZ), also called a screened subnet, is a buffer network (or subnet) that sits between the private network and an untrusted network such as the internet.

Detailed explanation-4: -A DMZ is a physical or logical subnet that isolates a LAN from untrusted networks like the public internet. Any service that is offered to users on the public internet should be set up in the DMZ network. The external-facing servers, services, and resources are usually placed there.

Detailed explanation-5: -Which of the following devices would MOST likely have a DMZ interface? Explanation: The DMZ is a buffer network between the public untrusted Internet and the private trusted LAN. Often a DMZ is deployed through the use of a multihomed firewall.

There is 1 question to complete.