Cisco Confidential: Security Vulnerabilities
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Questions and Answers

What type of security vulnerability occurs when data is written beyond the limits of a buffer?

  • Non-validated Input
  • Access-control Problem
  • Buffer Overflow (correct)
  • Weakness in Security Practices
  • What is the primary purpose of ransomware?

  • To deliver advertisements
  • To persuade the user to take a specific action based on fear
  • To hold a computer system or data captive until a payment is made (correct)
  • To track and spy on the user
  • What type of security vulnerability occurs due to improperly ordered or timed events?

  • Race Conditions (correct)
  • Non-validated Input
  • Buffer Overflow
  • Weaknesses in Security Practices
  • What type of malware is used to automatically perform actions?

    <p>Bot</p> Signup and view all the answers

    What is the primary purpose of access control?

    <p>To protect sensitive data through authentication and authorization</p> Signup and view all the answers

    What type of malware is used to track and spy on the user?

    <p>Spyware</p> Signup and view all the answers

    What type of malware modifies the operating system to create a backdoor?

    <p>Rootkit</p> Signup and view all the answers

    What is the primary method by which worms spread?

    <p>By exploiting vulnerabilities in networks</p> Signup and view all the answers

    What is a common symptom of malware infection?

    <p>Unexplained problems with network connections</p> Signup and view all the answers

    What type of cyber attack involves manipulating an individual into performing actions or divulging confidential information?

    <p>Social Engineering</p> Signup and view all the answers

    What type of malware disguises itself as a legitimate program, but carries out malicious operations?

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

    What is a potential indication of malware infection?

    <p>Presence of unknown files, programs, or desktop icons</p> Signup and view all the answers

    What type of cyber attack involves following an authorized person into a secure location?

    <p>Tailgating</p> Signup and view all the answers

    What type of malware attaches itself to other executable files?

    <p>Virus</p> Signup and view all the answers

    What is a primary characteristic of a Denial of Service (DoS) attack?

    <p>Overwhelming quantity of traffic</p> Signup and view all the answers

    Which of the following describes a Distributed Denial of Service (DDoS) attack?

    <p>Launching attacks from multiple, coordinated sources</p> Signup and view all the answers

    What is the role of a botnet in a DDoS attack?

    <p>To send overwhelming traffic from a network of infected hosts</p> Signup and view all the answers

    What does SEO Poisoning aim to achieve?

    <p>Increase traffic to malicious websites</p> Signup and view all the answers

    Which component is commonly used in a blended attack?

    <p>Malicious links distributed through spam emails</p> Signup and view all the answers

    Which of the following best describes blended attacks?

    <p>Combining multiple techniques, such as worms and spam, to compromise a target</p> Signup and view all the answers

    Which of these is an example of a blended attack?

    <p>Phishing emails combined with DDoS</p> Signup and view all the answers

    What is a common method used by zombies in a DDoS attack?

    <p>Continuing to infect more hosts</p> Signup and view all the answers

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