Security Fundamentals

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

An organization implements security awareness training, enforces strong password policies, and conducts regular background checks. Which category of security controls does this represent?

  • Operational controls
  • Administrative controls (correct)
  • Technical controls
  • Physical controls

A network administrator notices unusually high traffic volumes directed at a company's web server originating from numerous distinct IP addresses, rendering the server unavailable. Which type of attack is most likely occurring?

  • Distributed Denial-of-Service (DDoS) attack (correct)
  • SQL Injection attack
  • Man-in-the-Middle attack
  • Phishing attack

Which network security device is designed to examine network traffic for suspicious patterns and can automatically take action to block or prevent identified threats?

  • Router
  • Firewall
  • Intrusion Detection System (IDS)
  • Intrusion Prevention System (IPS) (correct)

Which security protocol provides secure communication at the network layer, protecting data transmitted between different networks?

<p>Internet Protocol Security (IPsec) (A)</p> Signup and view all the answers

An organization divides its network into separate segments. What is the primary security benefit of implementing network segmentation?

<p>Isolate security breaches (A)</p> Signup and view all the answers

Which endpoint security solution is typically used to monitor endpoint activity for malicious behavior and provide advanced threat detection?

<p>Endpoint Detection and Response (EDR) (B)</p> Signup and view all the answers

An organization needs to collect and analyze security logs from various sources to identify and respond to potential threats. Which type of system would best fulfill this requirement?

<p>Security Information and Event Management (SIEM) (D)</p> Signup and view all the answers

What is the primary goal of vulnerability scanning?

<p>Identifying security weaknesses (B)</p> Signup and view all the answers

Which access control mechanism requires users to provide multiple forms of identification to verify their identity?

<p>Multi-Factor Authentication (MFA) (C)</p> Signup and view all the answers

What is the purpose of an Acceptable Use Policy (AUP)?

<p>Defining the rules and guidelines for using network resources. (B)</p> Signup and view all the answers

An organization wants to allow external users to securely access specific internal resources. Which technology would be most suitable for this purpose?

<p>Port Forwarding (A)</p> Signup and view all the answers

In which network topology does each device connect to multiple other devices, providing redundancy and high availability?

<p>Mesh topology (C)</p> Signup and view all the answers

What is the primary purpose of subnetting a network?

<p>Improve network performance and security (D)</p> Signup and view all the answers

Which protocol is used to translate domain names into IP addresses, enabling users to access resources using human-readable names?

<p>Domain Name System (DNS) (B)</p> Signup and view all the answers

An organization experiences a security incident. Which key step should be taken first, according to incident response best practices?

<p>Identification (D)</p> Signup and view all the answers

Which type of intrusion detection technique involves monitoring network traffic and identifying deviations from established normal behavior?

<p>Anomaly-based detection (B)</p> Signup and view all the answers

Which wireless encryption protocol is considered the most secure and current standard for wireless networks?

<p>WPA3 (C)</p> Signup and view all the answers

After identifying a vulnerability in a critical application, what is the most appropriate next step within a robust vulnerability management program?

<p>Applying a software update or security patch to fix the vulnerability. (B)</p> Signup and view all the answers

What is the purpose of regularly performing network security audits?

<p>To identify vulnerabilities and weaknesses (B)</p> Signup and view all the answers

What is the main goal of security awareness training for network users?

<p>To educate users about security threats and best practices (D)</p> Signup and view all the answers

Flashcards

Network Security

Protects the usability, reliability, integrity, and safety of a network and data.

Confidentiality

Ensures data is accessible only to authorized individuals, protecting privacy.

Integrity

Maintains the completeness and accuracy of information, preventing corruption.

Availability

Ensures that authorized users have reliable and timely access to resources when needed.

Signup and view all the flashcards

Security Controls

Safeguards to avoid, detect, counteract, or minimize security risks.

Signup and view all the flashcards

Administrative Controls

Policies, procedures, security awareness training, and background checks.

Signup and view all the flashcards

Technical Controls

Hardware or software mechanisms used to protect resources, like firewalls and encryption.

Signup and view all the flashcards

Physical Controls

Measures to protect physical access to facilities and resources, like locks and security guards.

Signup and view all the flashcards

Malware

Viruses, worms, Trojans, ransomware, and spyware that can disrupt network operations or steal data.

Signup and view all the flashcards

Phishing

Deceiving individuals into revealing sensitive information through fraudulent means.

Signup and view all the flashcards

Denial-of-Service (DoS)

Floods a network with traffic, making it unavailable to legitimate users.

Signup and view all the flashcards

Man-in-the-Middle (MitM) Attack

Intercepts communication between two parties, allowing the attacker to eavesdrop or manipulate data.

Signup and view all the flashcards

SQL Injection

Exploits vulnerabilities in databases to gain unauthorized access or modify data.

Signup and view all the flashcards

Insider Threats

Individuals within the organization who have authorized access to systems and data but misuse it.

Signup and view all the flashcards

Zero-Day Exploits

Target vulnerabilities that are unknown to the software vendor or public.

Signup and view all the flashcards

Firewall

Acts as a barrier, filtering network traffic based on predefined rules.

Signup and view all the flashcards

Intrusion Detection System (IDS)

Monitors network traffic for suspicious activity and alerts administrators.

Signup and view all the flashcards

Intrusion Prevention System (IPS)

Actively blocks or prevents malicious activity from reaching the network.

Signup and view all the flashcards

Virtual Private Network (VPN)

Creates secure connections over a public network, encrypting data to protect confidentiality.

Signup and view all the flashcards

Transport Layer Security (TLS)

Encrypts communication between a client and a server, ensuring confidentiality and integrity.

Signup and view all the flashcards

Study Notes

These study notes are already up-to-date with the provided text. No updates are necessary as it contains identical content.

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team
Use Quizgecko on...
Browser
Browser