COMPUTER THREATS SECURITY
WHAT IS A FIREWALL IN NETWORK SECURITY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
You want internet users to see a single IP address when accessing your company network.
|
|
You want to protect a public web server from attack.
|
|
You want to detect and respond to attacks in real time.
|
|
You want to encrypt data sent between two hosts using the internet.
|
Detailed explanation-1: -Expert Answer. Option C is the correct answer. DMZ perform as the shield for the network between suspicious internet and secured LAN internet.
Detailed explanation-2: -In which of the following situations would you most likely implement a demilitarized zone (DMZ)? EXPLANATION Use a demilitarized zone (DMZ) to protect public hosts on the internet, such as a web server, from attack. The DMZ uses an outer firewall that prevents internet attacks.
Detailed explanation-3: -All publicly-accessible hosts are inside the DMZ. A second firewall protects the private network from the internet.
Detailed explanation-4: -A DMZ, short for demilitarized zone, is a network (physical or logical) used to connect hosts that provide an interface to an untrusted external network – usually the internet – while keeping the internal, private network – usually the corporate network – separated and isolated form the external network.