Cybersecurity Threats Quiz
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Questions and Answers

Which of the following is a technique used to gain unauthorized access to computers by forging or modifying source IP addresses?

  • Rainbow table
  • Spear phishing
  • Spoofing (correct)
  • Brute force
  • What is a rainbow table used for?

  • Cracking password hashes (correct)
  • Spreading a Trojan horse
  • Executing a brute force attack
  • Launching a virus attack
  • Which of the following is a type of malicious software that can replicate itself and spread to other computers?

  • Virus (correct)
  • Rainbow table
  • Spear phishing
  • Brute force
  • What is a Trojan horse in the context of cybersecurity?

    <p>A type of malicious software disguised as legitimate software</p> Signup and view all the answers

    Which of the following is a technique that involves systematically trying every possible combination of characters to guess a password or encryption key?

    <p>Brute force</p> Signup and view all the answers

    What type of phishing attack is specifically targeted at high-profile individuals or organizations?

    <p>Spear phishing</p> Signup and view all the answers

    Which of the following is a type of malicious software that can be used to create a backdoor in a computer system?

    <p>Trojan horse</p> Signup and view all the answers

    What is the purpose of using a rainbow table in a password cracking attack?

    <p>To reduce the time required for brute-force attacks</p> Signup and view all the answers

    Which of the following is a type of attack that involves sending a large number of requests to a computer system in an attempt to overload it and cause a denial of service?

    <p>Distributed Denial of Service (DDoS)</p> Signup and view all the answers

    What is the primary purpose of a Trojan horse in the context of cybersecurity?

    <p>To gain unauthorized access to a computer system</p> Signup and view all the answers

    Study Notes

    Types of Cyber Attacks

    • Brute Force: guessing a password by attempting every possible combination of characters and numbers
    • Trojan: hides its true nature and reveals its designed behavior only when activated
    • Virus: malware that replicates and propagates itself to multiple systems, attached to other executable programs
    • Worm: capable of activation and replication without being attached to an existing program
    • Advanced Fee Fraud: conducted via e-mail, recipient is due an exorbitant amount of money and needs only a small advance fee or personal banking information to facilitate the transfer

    Cyber Security Threats

    • Vulnerability: weakness in an asset or its defensive control system(s)
    • Malware: designed to perform malicious or unwanted actions
    • Human Error or Failure: accidents, employee mistakes, and social engineering
    • Social Engineering: using social skills to convince people to reveal access credentials or other valuable information to an attacker

    Tools and Techniques

    • Packet Sniffer: software program or hardware appliance that can intercept, copy, and interpret network traffic
    • Man in the Middle: group of attacks whereby a person intercepts a communications stream and inserts himself in the conversation
    • Jailbreaking: escalating privileges to gain administrator-level or root access control over a smartphone operating system
    • Exploit: technique used to compromise a system

    Cyber Crime and Warfare

    • Cyberactivist: seeks to interfere with or disrupt systems to protest the operations, policies, or actions of an organization or government agency
    • Cyberwarfare: seeks to interfere with or disrupt systems to protest the operations, policies, or actions of an organization or government agency
    • Cyberterrorist: attacks systems to conduct terrorist activities via networks or Internet pathways
    • Software Piracy: unauthorized duplication, installation, or distribution of copyrighted computer software

    Information Security

    • Ethics: considers nature, criteria, sources, logic, and the validity of moral judgment
    • Laws: mandate or prohibit certain behavior and are enforced by the state
    • Asset: organizational resource that is being protected
    • Liabilities: entity’s legal obligation or responsibility

    Planning and Management

    • Strategic Planning: sets the long-term direction to be taken by the organization and each of its component parts
    • Operational Planning: organize the ongoing, day-to-day performance of tasks
    • Tactical Planning: focuses on short-term undertakings that will be completed within one or two years
    • Crisis Management: actions taken during and after a disaster
    • Disaster Recovery Planning: process of preparing an organization to handle a disaster and recover from it, whether the disaster is natural or man-made
    • Business Continuity Planning: reestablish or relocate critical business operations during a disaster that affects operations at the primary site

    Standards and Policies

    • De facto standard: widely adopted or accepted by a public group rather than a formal standards organization
    • De jure standard: formally evaluated, approved, and ratified by a formal standards organization
    • Enterprise Information Security Policy (EISP): high-level information security policy that sets the strategic direction, scope, and tone for all of an organization’s security efforts

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    Description

    Test your knowledge on common cybersecurity threats including brute force attacks, trojans, viruses, worms, and advanced fee fraud schemes.

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