COMPUTER NETWORKING

NETWORK SECURITY

INTRODUCTION

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

What method of network security prevents packets from entering or leaving a network unless they meet a set of rules?

A	Access Control
B	Firewall
C	Physical Security
D	Anti-Malware

Explanation:

Detailed explanation-1: -A firewall is a network security device that prevents unauthorized access to a network. It inspects incoming and outgoing traffic using a set of security rules to identify and block threats.

Detailed explanation-2: -Stateful Inspection Firewalls A stateful inspection firewall (or dynamic packet-filtering firewall) monitors incoming and outgoing packets at the network and transport layers. This firewall type combines packet inspection and TCP handshake verification.

Detailed explanation-3: -Network Security protects your network and data from breaches, intrusions and other threats. This is a vast and overarching term that describes hardware and software solutions as well as processes or rules and configurations relating to network use, accessibility, and overall threat protection.

Detailed explanation-4: -Firewall. Software or firmware inspects incoming and outgoing traffic to prevent unauthorized network access. Firewalls are some of the most widely used security tools.

There is 1 question to complete.