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@athack-ctf

@‎Hack (pronounced "At Hack")

Concordia University's first national Capture The Flag competition brought to you by HEXPLOIT ALLIANCE and TECHNATION.


About @HACK CTF

@HACK (aka AtHack) is a cybersecurity CTF (Capture The Flag) competition organized by Concordia University’s HEXPLOIT ALLIANCE and TECHNATION.

It challenges participants to solve security puzzles in areas like cryptography, web exploitation, and reverse engineering. Open to all skill levels, it promotes hands-on learning and skill development through team-based flag-capturing puzzles.


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  1. AtHackCTF-2025-Challenges AtHackCTF-2025-Challenges Public archive

    All challenges from atHACKctf 2025.

    14 1

  2. How-To-Hack-2025-Challenges How-To-Hack-2025-Challenges Public archive

    Challenges used during How To Hack Workshop 2025 (meant for absolute beginners).

    JavaScript 5

  3. How-To-Hack-2026-Challenges How-To-Hack-2026-Challenges Public

    Challenges used during How To Hack Workshop 2026 (meant for absolute beginners).

  4. AtHackCTF-2026-Challenges AtHackCTF-2026-Challenges Public

    All challenges from atHACKctf 2026.

    8

Repositories

Showing 10 of 104 repositories
  • AtHackCTF-2026-Challenges Public

    All challenges from atHACKctf 2026.

    athack-ctf/AtHackCTF-2026-Challenges's past year of commit activity
    8 0 0 0 Updated Jun 10, 2026
  • chall2026-military-drones Public archive

    [AtHack 2026] Medium complexity beginner challenge.

    athack-ctf/chall2026-military-drones's past year of commit activity
    HTML 0 0 0 0 Updated Jun 10, 2026
  • chall2026-first-contact Public archive

    [AtHack 2026] The simplest of the web challenges.

    athack-ctf/chall2026-first-contact's past year of commit activity
    HTML 0 0 0 0 Updated Jun 10, 2026
  • chall2026-gcc-as-a-service Public archive

    [AtHack 2026] A challenge around a web IDE wrapping GCC.

    athack-ctf/chall2026-gcc-as-a-service's past year of commit activity
    Python 0 0 0 0 Updated Jun 10, 2026
  • chall2026-pied-pipyer Public archive

    [AtHack 2026] Web Challenge that involves corrupting pip packages.

    athack-ctf/chall2026-pied-pipyer's past year of commit activity
    PHP 0 0 0 0 Updated Jun 10, 2026
  • chall2026-venusian-translator Public archive

    [AtHack 2026] A web challenge.

    athack-ctf/chall2026-venusian-translator's past year of commit activity
    Python 0 0 0 0 Updated Jun 10, 2026
  • chall2026-zorvax-blog Public archive

    [AtHack 2026] SQLi challenge.

    athack-ctf/chall2026-zorvax-blog's past year of commit activity
    Java 0 0 0 0 Updated Jun 10, 2026
  • chall2026-alien-archives Public archive

    [AtHack 2026] some web based challenges.

    athack-ctf/chall2026-alien-archives's past year of commit activity
    HTML 0 0 0 0 Updated Jun 10, 2026
  • chall2026-notes-from-the-overground Public archive

    [AtHack 2026] a mix of web challs.

    athack-ctf/chall2026-notes-from-the-overground's past year of commit activity
    HTML 0 0 0 0 Updated Jun 10, 2026
  • chall2026-chunk-you-very-much Public archive

    [AtHack 2026] HTTP request smuggling challenge.

    athack-ctf/chall2026-chunk-you-very-much's past year of commit activity
    JavaScript 0 0 0 0 Updated Jun 10, 2026

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