Network security

Question 1

Security Threats

Answer 1

Network security must consider the environment, as well as the tools and requirements of the network. It must be able to secure data while still allowing for the quality of service that users expect of the network.

Question 2

Viruses, worms, and Trojan horses

Answer 2

These contain malicious software or code running on a user device.

Question 3

Spyware and adware

Answer 3

hese are types of software which are installed on a user’s device. The software then secretly collects information about the user.

Question 4

Zero-day attacks

Answer 4

Also called zero-hour attacks, these occur on the first day that a vulnerability becomes known.

Question 5

Threat actor attacks

Answer 5

A malicious person attacks user devices or network resources.

Question 6

Denial of service attacks

Answer 6

These attacks slow or crash applications and processes on a network device.

Question 7

Data interception and theft

Answer 7

This attack captures private information from an organization’s network.

Question 8

Identity theft

Answer 8

This attack steals the login credentials of a user in order to access private data.

Question 9

Security solutions

Answer 9

No single solution can protect the network from the variety of threats that exist. For this reason, security should be implemented in multiple layers

Question 10

Antivirus and antispyware

Answer 10

These applications help to protect end devices from becoming infected with malicious software

Question 11

Firewall filtering

Answer 11

Firewall filtering blocks unauthorized access into and out of the network