What is a CTF?

A CTF (Capture The Flag) is an information security competition where contestants solve a variety of tasks to find the hidden “Keys”.

In a Jeopardy-style CTF like QCTF, these keys are found in a variety of challenges across many different fields of computer science. Below are some the categories you might encounter.

Reverse engineering

Exploiting a binary file to make it behave unexpectedly


Finding information hidden in text, files or images


Decrypting or encrypting a piece of data

Information Gathering

Finding obscure information and data on the internet

Web exploitation

Exploiting web pages to find the flag

Remote exploitation

Exploiting a server or remote service to find the flag

Join us

The Queen’s Capture the Flag is an annual event run in partnership with the Queen’s Engineering Society that allows Queen’s University students interested in cybersecurity and other fields of computing and information technology to learn technical skills through friendly competition. This hands-on experience provides a space for participants to learn and practice skills seldom taught in academia or other extracurricular events

The 2020 Edition of QCTF will be November 21st, 2020, from 10:00 AM till 10:30 PM

Feel free to also mailing list and follow us on social media!

Contact us

Ted Brownlow

Nathaniel Pauzé

Elisabeth Maliukova

Aiden Peters

Raed Fayad

Siddharth Sharma

Ava Little

qctf@engsoc.queensu.ca | info@qctf.ca