Network Security
Cryptography
100

Filters network traffic

What is a firewall?

100

 What does AES stand for?



Advanced Encryption Standard

200

What protocol does a VPN commonly use for encryption?

IPSec or Internet Protocol Security

200

What is the purpose of hashing

Integrity verification 

300

What’s the difference between an IDS and an IPS?

IDS detects, IPS prevents threats)

300

What encryption method uses two different keys? 

Asymmetric encryption

400

Name one advantage of a stateful firewall over a stateless firewall.

Tracks connection state

400

What cryptographic attack attempts to find two different inputs that hash to the same value?

Collision attack

500

What type of attack can bypass a poorly configured firewall using fake IP addresses?

IP Spoofing
500

 What is the primary weakness of the RSA algorithm?

It is slow and vulnerable to quantum computing

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