Capture The Flag and Programming Contests: Difference between pages

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=Sets of Problems=
== Contests ==
* [https://indstate.instructure.com/courses/12565/quizzes/270466 ISU CTF 1 2024] - open this link in a private or incognito window.


=Tools and Help=
* ICPC (East Central Regional of North America)
* [https://gchq.github.io/CyberChef/ CyberChef]
** 2026 - https://icpc.global/regionals/finder/East-Central-NA-2026. Competition is Nov 8/9 at Purdue, registration deadline Oct 31.
* [https://ubuntu.com/tutorials/command-line-for-beginners#1-overview Linux Terminal]
* NASA Space Apps Challenge
* Webpage - right-click, Inspect, check all of the different tabs in this window, when you are on the Network tab reload the page
** Early October - https://www.spaceappschallenge.org/
* Python - download from https://www.python.org/ or run online
* TCS CodeVita
* telnet, ssh, ftp, sftp, nc, ping
** Early October - https://codevita.tcsapps.com/
* Online coding sites often have regular online contests - try links below.


=Types of Problems=
== Practice ==
* Look at the source code for a webpage for a hidden message.
* https://open.kattis.com/problems
* Look at a hex dump of a file (docx, pdf, jpeg, etc.) to look for a hidden message.
* https://icpc.kattis.com/problems - problems from the ICPC
* Download and run a program to get an answer.
* https://icpc.global/worldfinals/past-problems
* Connect to a server to get an answer.
* https://icpcarchive.github.io/
* Whois lookup.
* https://icpc.global/
* Network scan (ping or similar).
* https://codevita.tcsapps.com/
* Information about the system they are running on (whether it's hidden or not).
* https://leetcode.com/
* Anything that can be done with the [https://gchq.github.io/CyberChef/ CyberChef]
* https://www.hackerrank.com/

Latest revision as of 18:14, 24 October 2025

Contests

Practice