Types of Cyber Attacks Lecture Two
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Questions and Answers

What precaution can be taken against a Brute Force Attack?

  • Using simple passwords
  • Enabling Two-Factor-Authentication (2FA) (correct)
  • Disabling CAPTCHA during login
  • Increasing the number of login attempts

Which type of DoS attack involves flooding the target with traffic to make it unavailable to users?

  • SYNC Flood Attack (correct)
  • Network segmentation
  • Ping of Death
  • Smurf Attack

In what way does Load Balancing help prevent DoS attacks?

  • Encouraging multiple submission of connection requests
  • Overloading a single server
  • Limiting the impact of a DoS attack (correct)
  • Disabling network segmentation

What is the purpose of using complex alphanumeric passwords?

<p>To enhance password security (D)</p> Signup and view all the answers

Which DoS attack involves sending ICMP echo requests larger than 65536 bytes?

<p>Ping of Death (B)</p> Signup and view all the answers

How does the Smurf Attack overwhelm networks and servers?

<p>By causing buffer overflow with ICMP requests (C)</p> Signup and view all the answers

What is the main aim of a Denial of Service (DoS) attack?

<p>To shut down a machine or network (C)</p> Signup and view all the answers

What is the recommended action if facing a SYNC Flood Attack?

<p><strong>Disconnect</strong> the server from the network. (A)</p> Signup and view all the answers

Network segmentation is used to:

<p><strong>Limit</strong> the impact of DoS attacks by keeping them isolated. (B)</p> Signup and view all the answers

What is the main target of Whaling (CEO Fraud) attacks?

<p>High-profile employees, such as the CEO or CFO</p> Signup and view all the answers

Define Pharming and how it works in cyber attacks.

<p>Pharming is when the attacker redirects the victim to a fraudulent site to trick them into divulging credentials.</p> Signup and view all the answers

What are some preventive measures against Phishing attacks?

<p>Check website authenticity, avoid random sites/pop-ups, use anti-phishing browser extensions, use organization-approved applications, train employees, update software/firmware.</p> Signup and view all the answers

Explain Brute Force attacks and how they work.

<p>Brute Force involves trying multiple combinations of alphanumeric strings to discover passwords or encryption keys through trial and error.</p> Signup and view all the answers

What is the key factor in determining how long a Brute Force attack can take?

<p>The length and complexity of the password.</p> Signup and view all the answers

What is the process involved in Brute Forcing a system?

<p>Choose a tool that can generate different credential and key combinations to crack the password or encryption key.</p> Signup and view all the answers

Why can even the most secured systems be vulnerable to Brute Force attacks?

<p>Because Brute Force attacks rely on trial and error without needing prior victim knowledge.</p> Signup and view all the answers

How can organizations enhance their defense against Brute Force attacks?

<p>By ensuring employees use strong, complex passwords and keeping software and firmware up-to-date.</p> Signup and view all the answers

What type of employees are most targeted in Whaling attacks?

<p>High-ranking executives like the CEO or CFO.</p> Signup and view all the answers

What is the significance of using anti-phishing browser extensions?

<p>They help in identifying illegitimate websites from legitimate ones, reducing the risk of falling for phishing scams.</p> Signup and view all the answers

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