1_4_4 Section 1 – Attacks, Threats, and Vulnerabilities - 1.4 – Network Attacks - Wireless Jamming
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Questions and Answers

What is a technique mentioned in the text for finding the source of a jamming signal?

  • Deer chase
  • Bear hunt
  • Fox crawl
  • Fox hunt (correct)

How might an attacker disrupt communication by jamming in a wireless network?

  • Sending legitimate frames consistently
  • Providing more bandwidth for communication
  • Sending jamming signals only when someone tries to communicate (correct)
  • Using a long-distance antenna

Why does an attacker need to be relatively close to a wireless network to disrupt it with jamming signals?

  • To increase the network speed
  • To provide better signal quality
  • To overwhelm the good signal (correct)
  • To reduce power consumption

What might an attacker be doing if they are intermittently sending random data to disrupt communication?

<p>Interfering with the normal flow of communication (C)</p> Signup and view all the answers

What equipment is required for a successful fox hunt to locate a jamming signal source?

<p>Directional antenna and headphones (A)</p> Signup and view all the answers

Which factor makes finding and resolving jamming issues challenging?

<p>Lack of right equipment and techniques (B)</p> Signup and view all the answers

What is the goal of RF jamming?

<p>To disrupt a wireless network (B)</p> Signup and view all the answers

How does the signal-to-noise ratio affect communication on a wireless network?

<p>A high signal-to-noise ratio improves communication (A)</p> Signup and view all the answers

What unintentional event could disrupt a wireless signal other than an attack?

<p>Turning on a microwave oven (D)</p> Signup and view all the answers

How can attackers disrupt a wireless network using RF jamming?

<p>By sending constant random information to overwhelm the signal (A)</p> Signup and view all the answers

What happens if noise overwhelms the good signal in a wireless network?

<p>The signal-to-noise ratio decreases and communication is disrupted (A)</p> Signup and view all the answers

Why might an attacker send additional noise onto a wireless network?

<p>To prevent someone else from receiving the wireless signal (C)</p> Signup and view all the answers

What is the main goal of a radio frequency jamming attack?

<p>To decrease the signal-to-noise ratio at the receiving device (C)</p> Signup and view all the answers

How does the signal-to-noise ratio impact communication on a wireless network?

<p>It prevents the wireless signal from being received (D)</p> Signup and view all the answers

What is a common method used by attackers to create noise and conflict on a wireless spectrum?

<p>Sending constant, random information over the network (B)</p> Signup and view all the answers

In what scenario might a microwave oven unintentionally disrupt a wireless signal?

<p>By causing interference that affects signal reception (D)</p> Signup and view all the answers

What impact does an attacker intentionally sending additional noise onto a wireless network have?

<p>Prevents others from receiving the wireless signal (A)</p> Signup and view all the answers

How does overwhelming the good signal with noise affect communication in a wireless network?

<p>Decreases the signal-to-noise ratio (D)</p> Signup and view all the answers

How might an attacker put a twist on jamming to limit a specific device's communication on a network?

<p>By sending jamming signals only when the targeted device tries to communicate. (C)</p> Signup and view all the answers

What technique is used to locate the source of a jamming signal in the text?

<p>Conducting a fox hunt with a directional antenna. (A)</p> Signup and view all the answers

Why does an attacker need to be physically close to a wireless network to disrupt it with jamming signals?

<p>To overwhelm the good signal with the jamming signal. (D)</p> Signup and view all the answers

In what scenario might an attacker use intermittent random data to disrupt communication?

<p>To disrupt communication without constant jamming. (D)</p> Signup and view all the answers

What challenge might arise when trying to locate a jamming signal source?

<p>Locating the source accurately without false positives. (A)</p> Signup and view all the answers

How does an attacker disrupt normal communication flow on a wireless network by sending legitimate frames?

<p>By using up available bandwidth to transmit these frames. (D)</p> Signup and view all the answers

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