Podcast
Questions and Answers
What characterizes a black-hat hacker?
What characterizes a black-hat hacker?
What is a common approach used by cybercriminals to steal personal information?
What is a common approach used by cybercriminals to steal personal information?
Which of the following is NOT a type of scan used by fraudsters?
Which of the following is NOT a type of scan used by fraudsters?
What occurs during a denial-of-service (DoS) attack?
What occurs during a denial-of-service (DoS) attack?
Signup and view all the answers
What is the primary function of a rootkit?
What is the primary function of a rootkit?
Signup and view all the answers
What is the primary purpose of computer viruses?
What is the primary purpose of computer viruses?
Signup and view all the answers
Which type of cookie collects information about a user's browsing habits?
Which type of cookie collects information about a user's browsing habits?
Signup and view all the answers
How do stealth viruses avoid detection?
How do stealth viruses avoid detection?
Signup and view all the answers
What is a common characteristic of phishing attacks?
What is a common characteristic of phishing attacks?
Signup and view all the answers
What is the function of antivirus software's quarantining feature?
What is the function of antivirus software's quarantining feature?
Signup and view all the answers
Study Notes
Cybercrime and Hacking
- Cybercrime: Criminal actions primarily done through computers
- Hackers: Individuals who break into computer systems illegally
-
Types of Hackers:
- White-hat hackers: Break in for non-malicious reasons
- Black-hat hackers: Break in for illegal gain or to harm systems
- Grey-hat hackers: Break in to show expertise
- Cybercriminals: Individuals who use computers to commit crimes
-
Common complaints:
- FBI-related scams
- Identity theft
- Non-delivery of merchandise
-
Complaints not related to fraud:
- Computer intrusions
- Child pornography
- Blackmail
Identity Theft
- Identity theft: Thief steals personal info to run up debt in a person's name
-
Types of scams:
- Counterfeiting credit/debit cards
- Requesting address changes
- Opening new credit cards
- Obtaining medical services
- Buying a home
Data and Internet Travel
- Data travels through the Internet in packets
- Packet analyzer (sniffer): A program that examines Internet packets
- IP address: Used to identify packets
Trojan Horses and Rootkits
- Trojan horse: Useful-looking program with malicious intent
- Rootkits: Programs that allow hackers to take control of a computer without knowledge
Denial-of-Service (DoS) Attacks
- DoS attack: Hackers bombard a system with requests to make it shut down
- Botnet: A large group of software programs that operates independently on computers to perform attacks
Computer Viruses
- Virus: A program that attaches to and spreads to other programs
-
Virus types:
- Polymorphic: Periodically rewrite themselves to avoid detection
- Multipartite: Infect multiple file types
- Stealth: Erase from hard drive and reside in active memory
-
Virus categories:
- Boot-sector
- Script/macro
- Logic bomb/time bomb
- Worms
- Encryption
-
Methods of attack:
- Downloading infected files
- Sharing flash drives
- Opening infected emails
-
Virus functions:
- Detection: Identify virus code
- Stopping execution: Prevent virus spread
- Quarantining: Securely isolate virus
- Preventing future infection: Storing virus records
Online Annoyances and Social Engineering
- Spyware: Program that secretly tracks activity and transmits information
- Cookies: Small text files websites store on your computer
- Phishing: Fraudulent attempt to obtain sensitive information (like credit card numbers)
Authentication & Passwords
- Strong Passwords: Use long, complex passwords, not common words, use different passwords for different accounts
- Biometric Authentication: Using unique biological characteristics for verification
Backing Up Data
- Backing up data: Creating copies of files for security and recovery
-
Types of backups:
- Incremental backups (partial backup for files changed since last backup)
- Image backups to copy entire system
Protecting Physical Computing Assets
- Power surges: Electrical current exceeding normal voltage
- Surge protectors: Devices that protect computers and other devices from power surges
- Theft prevention: Keeping devices and data secure
Firewalls and Antivirus
- Firewalls: Protect computers from hackers by blocking unwanted access
- Antivirus software: Designed to detect and remove viruses
- Software Updates: Regularly updating software to protect it and patch security vulnerabilities
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Related Documents
Description
This quiz explores the concepts of cybercrime, hacking, and identity theft. It discusses the types of hackers, common cybercrime scams, and the implications of identity theft on individuals. Test your knowledge on these critical issues affecting online security today.
