Tools
Networking
Linux Commands
Attacks
Specific Knowledge
100

This network scanner is commonly used to enumerate hosts, find open ports, and find software versions.

What is nmap?

100

This 32-bit numbering system, written in dot-decimal in octets, is the main addressing scheme for networks.

What is IPv4?

100

This command shows you all files in a directory.

What is ls?

100

You receive an email from your bank, but it doesn't look right.

You look further, and the link to login isn't exactly the same URL you remember it being.

What is phishing?

100

This three-letter acronym (TLA) describes the trio of security goals.

What is the CIA triad?

200

This tool is the primary tool used in Password Cracking.

What is Hashcat?

200

This connector is used to terminate a copper Ethernet cable.

What is an RJ45?

200

This command searches for specific phrases in a file, string, or other input.

What is grep?

200

An attacker registers a domain one letter away from a real domain, waiting for users to mistype URLs.

What is typo squatting?

200

This bit can be added to a file to run as a specific user, usually root.

What is the SUID bit?

300

Has a Repeater, Proxy, and Intruder.

What is Burp Suite?

300

There are two standards on how to terminate an Ethernet cable. Name one of them.

What is T-568A/B?

300

This command will do DNS lookups, optionally through a specific DNS server using @.

What is dig?

300

An attacker is siphoning data between you and a coffee shop router, taking a copy of your network traffic to look at later.

What is a Man In The Middle (MITM)?

300

This random data gets added to a password before hashing to identical passwords from making the same ciphertext, and to increase complexity.

What is a salt?

400

This tool is a network capture analyzer that lets you inspect traffic down to the bits.

What is Wireshark?

400

Please do not throw sausage pizza away.

Also, people don't need these stupid protocols anyway.

What is the OSI Model?

400

I need to check on a systemd service and see if it is running and/or enabled on boot.

What is systemctl status?

400

A comment box on a forum has no sanitized inputs. A user injects a <script> tag, and now users are complaining they cannot post anymore. What attack has happened?

What is XSS (Cross-Site Scripting)?

400

eMudhra recently had their CA private keys leak. The most known one is 4. Give me another one of the 8.

What is 56, 66, 115, 155, 156, 230, or 237?

500

This tool suite is used to de-authenticate, capture handshakes, and ultimately crack Wi-Fi network passwords.

What is aircrack-ng?

500

This 802.11 specification is commonly referred to as Wi-Fi 5.

What is 802.11ac?

500

I need to find out what programs I can run with sudo. What argument can I add to sudo?

What is -l?

500

You check webserver logs, and you see a lot of POST requests with odd structure. Operators, asterisks, key phrases. What attack is being ran?

What is SQL Injection?

500

This ransomware from 2017 used the leaked EternalBlue exploit, attacked over 300,000 computers, and caused upwards of $4million in damage.

What is WannaCry?