Nullcon CTF 2012 Trivia Writeup

Trivia 100

First thought was Nucleus, it is related to TRON (1982) and it is a puzzle game.

But following the What_Evil_Lurks hint it was at the end at the cover.

Flag: Android

Trivia 200

This fictional IPv4 packet header field was proposed in RFC 3514 as a means for identifying packets with malicious intent.

http://www.ietf.org/rfc/rfc3514.txt

The bit field is laid out as follows:

           0
          +-+
          |E|
          +-+

Flag: e

Trivia 300

This humorous RFC of the Internet Engineering Task Force describes a communication and control protocol suite designed for allowing infinite numbers of monkeys with infinite numbers of typewriters to produce the entire works of William Shakespeare.


Google: RFC infinite numbers of monkeys with infinite numbers of typewriters to produce the entire works of William Shakespeare

http://www.ietf.org/rfc/rfc2795.txt

Flag: 2795

Trivia 400

Metasploit was originally coded for what purpose?

This was pretty hard to identify. After googling pretty long you will many information about metasploit but this one has the solution inside.

https://www.blackhat.com/presentations/bh-dc-10/Moore_HD/BlackHat-DC-2010-Moore-Metasploit-and-Money-wp.pdf

"Since I was doing this for fun anyways, I decided to make a game out of it, the target network would become the "map", the "weapons" were the exploits, and points were scored when the player's specific agent was installed on the target systems."

The Answer is game

Trivia 500

Released on April 1st 2003, this esoteric programming language uses spaces, tabs and linefeeds to compose commands.

Flag: whitespace


For corrections and other feedback send me an e-mail to bashrc at intruded dot net