Network Security Quiz: Firewalls, VPNs & Encryption Basics

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Network Security · Firewalls · VPNs · Encryption

20 basic questions Beginner friendly explanations + distractors

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Security fundamentals

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QUESTION 1

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Network Security Basics

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Firewall · VPN · Encryption

Network security fundamentals you'll learn:

• Firewall types: packet-filtering, stateful, application-layer gateway
• VPN protocols: IPsec, SSL/TLS, PPTP
• Symmetric encryption: AES, 3DES, Blowfish — Asymmetric: RSA, Diffie-Hellman
• IDS vs IPS: detection vs prevention
• Common attacks: Man-in-the-middle, DoS, phishing, brute-force
• DMZ, proxy servers, honeypots, digital signatures, non-repudiation

Keywords: network security quiz, firewall basics, VPN quiz, encryption MCQ, cybersecurity assessment, beginner friendly, CCNA prep, security+ practice questions.