Monthly Capture-The-Flag (CTF) solving and cybersecurity workshop in Montréal and online// Atelier mensuel de résolution de Capture-The-Flag et de Cybersécurité
Joined February 2013
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229 Photos and videos
Mar 17
Rappel: MontréHack est demain!
Exploiting XOR Operations in Symmetric Cryptography
📍Cybereco
📅Mercredi 18 mars 18h
📜 montrehack.ca/2026/03/18/exp…
37
Mar 13
Next MontréHack! Exploiting XOR Operations in Symmetric Cryptography
📍Cybereco
📅Mercredi 18 mars 18h
📜 montrehack.ca/2026/03/18/exp…
46
Mar 13
Prochain MontréHack! Exploiting XOR Operations in Symmetric Cryptography
📍Cybereco
📅Mercredi 18 mars 18h
📜 montrehack.ca/2026/03/18/exp…
99
10 Dec 2025
🎅h0h0h0day CTF is in a week!🎅
The idea is simple: Create a CTF challenge, send it to us, then solve other participant’s challenges in a festive ambiance!
Get a ticket:
🎟️ h0h0h0dayctf2025.eventbrite.…
📜 montrehack.ca/2025/12/16/h0h…
59
7 Dec 2025
🎅h0h0h0day CTF is in 9 days!🎅
The idea is simple: Create a CTF challenge, send it to us, then solve other participant’s challenges in a festive ambiance!
Get a ticket:
🎟️ h0h0h0dayctf2025.eventbrite.…
📜 montrehack.ca/2025/12/16/h0h…
2
82
24 Nov 2025
🎅h0h0h0day CTF tickets are now on sale! 🎅
The idea is simple: Create a CTF challenge, send it to us, then solve other participant’s challenges in a festive ambiance!
🍕 and 🍺 offered thanks to NorthSec!
🎟️ h0h0h0dayctf2025.eventbrite.…
📜 montrehack.ca/2025/12/16/h0h…
1
55
20 Nov 2025
🎅h0h0h0day CTF tickets are now on sale! 🎅
The idea is simple: Create a CTF challenge, send it to us, then solve other participant’s challenges in a festive ambiance!
🍕 and 🍺 offered thanks to NorthSec!
🎟️ h0h0h0dayctf2025.eventbrite.…
📜 montrehack.ca/2025/12/16/h0h…
64
20 Nov 2025
🎅h0h0h0day CTF tickets are now on sale! 🎅
The idea is simple: Create a CTF challenge, send it to us, then solve other participant’s challenges in a festive ambiance!
🍕 and 🍺 offered thanks to NorthSec!
🎟️ h0h0h0dayctf2025.eventbrite.…
📜 montrehack.ca/2025/12/16/h0h…
71
19 Nov 2025
MontréHack est ce soir @ CyberEco!
[Beginner-friendly] We'll explore the “APT514” track from Hackfest 2025. Wearing the blue hat with purpose — mastering the art of forensics to uncover the truth. Windows Forensics!
📜Details: montrehack.ca/2025/11/19/hac…
1
49
13 Nov 2025
‼️Prochain MontréHack: Hackfest 2025's APT514 Track‼️
[Beginner-friendly] We'll explore the “APT514” track from Hackfest 2025. Wearing the blue hat with purpose — mastering the art of forensics to uncover the truth. Windows Forensics!
📜Details: montrehack.ca/2025/11/19/hac…
54
7 Nov 2025
‼️Prochain MontréHack: Hackfest 2025's APT514 Track‼️
[Beginner-friendly] We'll explore the “APT514” track from Hackfest 2025. Wearing the blue hat with purpose — mastering the art of forensics to uncover the truth. Windows Forensics!
📜Details: montrehack.ca/2025/11/19/hac…
59
11 Oct 2025
Reminder: UnitedCTF 2025's Auto Decrypting Systems is today!
We'll explore the “Auto Decrypting System” track from the UnitedCTF 2025. These challenges combine forensics and reverse engineering.
📅 Wednesday Oct 15th 18:00 to 21:00
📍 CyberEco (near ÉTS)
montrehack.ca/2025/10/15/uni…
49
10 Oct 2025
Next MontréHack: UnitedCTF 2025's Auto Decrypting Systems
We'll explore the “Auto Decrypting System” track from the UnitedCTF 2025. These challenges combine forensics and reverse engineering.
📅 Wednesday Oct 15th 18:00 to 21:00
📍 CyberEco (near ÉTS)
montrehack.ca/2025/10/15/uni…
77
15 Jul 2025
Prochain MontréHack est demain!
Apporter un kit SDR si possible! Sinon, on en aura quelques uns à prêter.
📍CyberEco (en personne seulement)
📅 Mercredi le 16 juillet 18:00 à 21:00
📜 Détails: montrehack.ca/2025/07/16/nse…
69
10 Jul 2025
Prochain MontréHack: Les tracks RF du NorthSec 2025!
📍CyberEco (en personne seulement)
📅 Mercredi le 16 juillet 18:00 à 21:00
📜 Détails: montrehack.ca/2025/07/16/nse…
73
12 Jun 2025
‼️Prochain MontréHack: Hacking Desgazons! ‼️
📍ÉTS
📅2025-06-18
📜montrehack.ca/2025/06/18/hac…
1
2
95
14 May 2025
Reminder: MontréHack is today @ 18h!
Turn Dependabot into your unwilling accomplice and force it to execute malicious code. Bonus: Unveils a newly discovered technique to refine this exploit.
📍Marché Bonsecours
📜 montrehack.ca/2025/05/14/wea…
71
7 May 2025
‼️ Next MontréHack: Weaponizing Dependabot ‼️
Turn Dependabot into your unwilling accomplice and force it to execute malicious code. Bonus: Unveils a newly discovered technique to refine this exploit.
📅May 14 18h
📍Marché Bonsecours
📜 montrehack.ca/2025/05/14/wea…
68
11 Apr 2025
Next MontréHack: PolyPwn CTF 2025's "Ocean's" Track
We'll hijack a camera stream!
📍Polytechnique
📅April 16th 18:00 to 21:00
montrehack.ca/2025/04/16/pol…
69