Nt1310 Unit 3

1. Do you understand how to secure your computer since you reviewed the material? Explain your answer.
Yes, after reviewing the material I understand how to secure my computer. First, I should keep my operating system and all software up to date, have a firewall and antivirus software, use strong passwords, use protection devices such as surge protectors, back up data, and follow guidelines to limit unauthorized access and use to my computer. The most important part of computer security is me, the operator.
2. Do you understand why you need to secure your computer? Explain your answer.

3. What is a firewall and how would a firewall help secure your computer?
A firewall is a network security hardware and/or software program that is used to control the flow of traffic into and out of a network or computer. When a computer has firewall protection the flow of data is monitored and filtered. Also, firewalls are barriers to unauthorized access; for example, when a person or program requests access to a network it must first get authorization and verification from the firewall and user. Furthermore, firewalls help protect networks from hackers, viruses, and other malicious digital security risks. Finally, a firewall ensures that our computers are not sending dangerous data to outside networks.
4.
What is a digital security risk?
According to the PowerPoint presentation “A digital security risk is any event or action that could cause a loss of or damage to a computer or mobile device, software, data, information, or processing capability.” Therefore, some examples of digital security risks include unauthorized access and use, malicious internet and network attacks, hardware theft, system failures, software theft, and information theft. Additionally, sources of digital security risk are hackers, crackers, script kiddies, corporate spies, unethical employees, cyber extortionists, and cyber