CNC - Computer Networking and Cybersecurity Module Overview
Computers and Their History
Introduction
Humans are creative. As you have experienced in prior modules, creativity comes from individuals and from individuals working in collaboration with others. Tools of the internet allow us to create new artifacts that educate and enhance our lives. However, some individuals or groups of individuals use their creativity to hinder others. In this module we will learn techniques and technologies to use and identify internet threats and protect ourselves.
Essential Questions
- What is personal identifiable information and how can it be stolen?
- How is cybersecurity impacting the ever-increasing number of Internet users?
- How does computing enhance human communication, interaction, and cognition?
- How does computing enable innovation?
- What are some potential beneficial and harmful effects of computing?
- How do economic, social, and cultural contexts influence innovation and the use of computing?
- How is investigation aided by effective organization and selection of resources?
Key Terms
Backdoor attacks - attacks that do not require a user to exploit the vulnerability.
Biometric - a distinct identifiable physical characteristic that may be authenticated.
Cyber warfare - actions by a nation-state to penetrate another nation's computers or networks for the purposes of causing damage or disruption OR actions by non-state actors, such as terrorist groups, companies, political or ideological extremist groups, and transnational criminal organizations to penetrate another nation's computers for damage.
Cyber crime - crime committed using a computer or computer network.
Decryption is the processing of decoding the data.
DOS - Denial of Service to the Internet; disruption of Internet service caused by a cybercriminal.
DDOS - Distributed Denial of Service; a DoS initiated from zombie computers in many locations.
Encryption is the process of encoding data to prevent unauthorized access.
Firewall - a method of keeping computers safe.
Frontdoor attacks - - attacks requires a user to open the door for the attack.
Identity Theft - the deliberate and intentional use of someone else’s personal identification.
Keylogging - a program that records every keystroke made by a computer user in order to gain fraudulent access to passwords and other confidential information.
Malware - malicious software that may damage the running of your computer; malicious software may be a virus.
Multi-factor authentication is another method of computer access control.
Personal Identifiable Information (PII) – information about an individual that identifies, links, relates, or describes them.
Phishing - using email to steal personal information of the computer user or owner.
Spam - electronic unwanted messages.
Spoofing - technique to make emails or internet information appear legitimate.
Trojan horse - malware hiding on your computer waiting for a particular condition to occur before becoming active.
Virus - software that makes your computer sick; potentially damaging operating system and files.
Worm - constant duplication (copying) of a virus on a computer and potentially shutting the computer down due to excessive use of resources.
Zombie - a computer controlled by an unknown remote user.
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