Archives
By Seasons / Episodes
Season 20
- Episode 08: MontréHack's Classic h0h0h0day CTF - Challenge Exchange on 20 December 2023
- Episode 7: UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track) on 15 November 2023
- Episode 6: Exploiting Timeless Timing Attacks on 20 September 2023
- Episode 5: NorthSec 2022 - Email Templates track (SSTI) on 23 August 2023
- Episode 4: NorthSec CTF 2023 - AWS Track on 21 June 2023
- Episode 3: Get Out: Reverse engineer and exploit a network protocol on 16 May 2023
- Episode 2: The Eternal Beginner/Learner on 19 April 2023
- Episode 1: 3 challenges from h0h0h0day on 22 February 2023
Season 19
- Episode 10: [IN-PERSON + Online] - h0h0h0day Challenge Exchange Special on 21 November 2022
- Episode 09: UnitedCTF 2022's Dynamic Malware Analysis Track on 19 October 2022
- Episode 08: NSEC 2022 GBAND, a Gameboy RCE on 21 September 2022
- Episode 7: Process Injection on Linux on 17 August 2022
- Episode 6: Introduction to Blockchain & Smart Contract Security on 20 July 2022
- Episode 5: NorthSec CTF 2022's Mycoverse Portal on 15 June 2022
- Episode 4: NorthSec CTF 2021's Rare Metal Sequence on 18 May 2022
- Episode 3: En personne: Northsec 2021 Badge on 21 April 2022
- Episode 2: CCCS' Ransomware: Ethical Home Grown Crypto Edition on 16 March 2022
- Episode 1: Holiday Hack Challenge: Shellcode Primer on 16 February 2022
Season
- Episode : IN-PERSON + Online h0h0h0day Challenge Exchange Special on 15 December 2021
Season 18
- Episode 3: DEFCON CTF 2021 BARB-Metal on 17 November 2021
- Episode 2: UnitedCTF 2021's Windows Forensics Track on 27 October 2021
- Episode 1: NorthSec CTF 2021's Nestadia on 29 September 2021
Season 17
- Episode 4: Canada Crackme on 21 April 2021
- Episode 3: Hackfest CTF 2020 salt challenge (pwning) on 17 March 2021
- Episode 2: Teacher Hotline - Challenge de NorthSec 2020 on 17 February 2021
- Episode 1: Malware Analysis - Challenge du Hackfest 2020 on 27 January 2021
Season 16
- Episode 6: h0h0h0day Online Challenge Exchange Special on 16 December 2020
- Episode 5: DefCon 24 CTF Quals b3s23 on 25 November 2020
- Episode 4: NorthSec's Leaky Data Mining on 21 October 2020
- Episode 3: Heaps of Fun on 16 September 2020
- Episode 2: Introduction to Reverse Engineering Natively-Compiled OCaml Programs on 19 August 2020
- Episode 1: NorthSec 2019 Giga.ctf on 22 July 2020
Season 15
- Episode 6: NorthSec's Ruby Deserialization on 17 June 2020
- Episode 5: Vault pwning (exclusive) on 20 May 2020
- Episode 4: is-h0h0h0-lation special on 29 April 2020
- Episode 3: HQL Injection on 18 March 2020
- Episode 2: Rudimentary Rust reversing on 19 February 2020
- Episode 1: Windows malware reversing on 15 January 2020
Season 14
- Episode 6: h0h0h0day Party and Challenge Xchange! on 18 December 2019
- Episode 5: Do You Know Java? on 20 November 2019
- Episode 4: Windows track of the NorthSec CTF 2019 on 16 October 2019
- Episode 3: Some Software Challenges of the NorthSec 2019 Badge on 18 September 2019
- Episode 2: Golang Reversing Introduction on 21 August 2019
- Episode 1: Anti-debugging on 17 July 2019
Season 13
- Episode 6: Intro to Linux x86 64 shellcoding on 19 June 2019
- Episode 5: Breaking Real-World Crypto on 15 May 2019
- Episode 4: Capture-The-Flag 101 on 17 April 2019
- Episode 3: Authentication-as-a-Service on 20 March 2019
- Episode 2: ROP 101 on 20 February 2019
- Episode 1: Warp Pipes on 16 January 2019
Season 12
- Episode 5: King of the hill CTF on 21 November 2018
- Episode 4: WTF.SQL on 17 October 2018
- Episode 3: Flags from Space from NorthSec 2018 on 19 September 2018
- Episode 2: From the Internet to Your Laptop! on 15 August 2018
- Episode 1: Web and privilege escalation challenges from NorthSec 2018 on 18 July 2018
Season 11
- Episode 6: Exploiting Weaknesses of Order-Preserving Encryption on 20 June 2018
- Episode 5: SQL Injection on 16 May 2018
- Episode 4: Capture-The-Flag 101 on 18 April 2018
- Episode 3: Hackfest/iHack 2017 Web Challenges on 21 March 2018
- Episode 2: Shopiflag: Web Exploitation on 21 February 2018
- Episode 1: Battleship Reverse Engineering on 17 January 2018
Season 10
- Episode 6: Gentle Introduction to the NorthSec Badge on 18 December 2017
- Episode 5: Mini-CTF OWASP on 20 November 2017
- Episode 4: Windows Reverse Engineering - GoogleCTF Ascii Art on 16 October 2017
- Episode 3: Exploitation ARM -- Badge NorthSec on 18 September 2017
- Episode 2: Fuzzing with AFL and libFuzzer on 21 August 2017
- Episode 1: Homework on 17 July 2017
Season 9
- Episode 6: Introduction to Heap Exploitation on 19 June 2017
- Episode 5: Side channel & L3 CPU cache on 15 May 2017
- Episode 4: NorthSec Captcha Bypass on 17 April 2017
- Episode 3: Back To Basics on 20 March 2017
- Episode 2: NES Reversing on 20 February 2017
- Episode 1: Malicious Network Traffic on 16 January 2017
Season 8
- Episode 4: Malicious Documents on 19 December 2016
- Episode 3: Keygen on 21 November 2016
- Episode 2: Malware as a service on 19 September 2016
- Episode 2: Trivia and Rebase as a Service on 15 August 2016
- Episode 1: Pinghelper and BusinessCards on 18 July 2016
Season 7
- Episode 6: Strudel Maker from NorthSec 2016 on 20 June 2016
- Episode 5: DCIETS CS Games 2016 Qualifications Teaser on 16 May 2016
- Episode 4: ROP It Like It's Hot! on 18 April 2016
- Episode 3: Hash Length Extension attacks on 21 March 2016
- Episode 2: Test d'intrusion Windows on 15 February 2016
- Episode 1: Hackito Ergo Sum 2010 FPGA Challenge on 18 January 2016
Season 6
- Episode 6: h0h0h0day 2015 Party! on 20 December 2015
- Episode 5: Hackfest 2015 CrackMe on 16 November 2015
- Episode 4: ECCryptolocker on 19 October 2015
- Episode 3: Got Malware? on 21 September 2015
- Episode 2: XSS for grown-ups on 17 August 2015
- Episode 1: Find The Key on 20 July 2015
Season 5
- Episode 6: Access Control on 15 June 2015
- Episode 5: NorthSec 2015 Warm-up Party! on 18 May 2015
- Episode 4: Network Forensics BKP Riverside 2015 on 20 April 2015
- Episode 3: adctf 2014 password-checker on 16 March 2015
- Episode 2: Android Forensics CySCA2014 on 16 February 2015
- Episode 1: Microcorruption initiation on 19 January 2015
Season 4
- Episode 5: Brad Oberberg (CSAW Finals 2013) on 15 December 2014
- Episode 4: Secure webmail and lost data on 17 November 2014
- Episode 3: Web Get $SHELL on 20 October 2014
- Episode 2: NorthSec Smartcards on 15 September 2014
- Episode 1: Social meetup / Rencontre sociale on 18 August 2014
Season 3
- Episode 5: NorthSec Thank You Mr ISP on 19 May 2014
- Episode 4: NorthSec 2014 Pre-Party! on 21 April 2014
- Episode 3: Boston Key Party Reverse Engineering on 17 March 2014
- Episode 2: Hackfest 2013 Web Challenges on 17 February 2014
- Episode 1: Plaid CTF 2012 Stegano on 20 January 2014
Season 2
- Episode 5: Silkstreet (CSAW Finals) on 16 December 2013
- Episode 4: Hackfest 2013 Retaliation on 18 November 2013
- Episode 3: CSAW Quals Recap on 21 October 2013
- Episode 2: Password Reset "Features" on 16 September 2013
- Episode 1: Web4Kids on 19 August 2013
Season 1
- Episode 5: Crypto-Oracle on 15 July 2013
- Episode 4: Unix Exploitation on 17 June 2013
- Episode 3: iOS Forensics and Network on 18 April 2013
- Episode 2: Hackfest 2012 Web/Crypto on 13 March 2013
- Episode 1: Hack.lu 2012 CTF binaries on 13 February 2013
By topic
Analysis,
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
Android
- Android Forensics CySCA2014, 16 February 2015
Arm
- Some Software Challenges of the NorthSec 2019 Badge, 18 September 2019
- Gentle Introduction to the NorthSec Badge, 18 December 2017
- Exploitation ARM -- Badge NorthSec, 18 September 2017
Aws,
- NorthSec CTF 2023 - AWS Track, 21 June 2023
Badge
- En personne: Northsec 2021 Badge, 21 April 2022
Beginner,
- The Eternal Beginner/Learner, 19 April 2023
- Introduction to Blockchain & Smart Contract Security, 20 July 2022
Beginner-friendly
- UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track), 15 November 2023
Binary,
- NSEC 2022 GBAND, a Gameboy RCE, 21 September 2022
Bkp
- Network Forensics BKP Riverside 2015, 20 April 2015
Blockchain,
- Introduction to Blockchain & Smart Contract Security, 20 July 2022
Cccs
- CCCS' Ransomware: Ethical Home Grown Crypto Edition, 16 March 2022
Challenge
- En personne: Northsec 2021 Badge, 21 April 2022
Cloud,
- NorthSec CTF 2023 - AWS Track, 21 June 2023
Code-review
- NorthSec 2019 Giga.ctf, 22 July 2020
Condition
- Exploiting Timeless Timing Attacks, 20 September 2023
Contract,
- Introduction to Blockchain & Smart Contract Security, 20 July 2022
Crackme
- Canada Crackme, 21 April 2021
- Anti-debugging, 17 July 2019
- Capture-The-Flag 101, 17 April 2019
- Warp Pipes, 16 January 2019
- Battleship Reverse Engineering, 17 January 2018
- NES Reversing, 20 February 2017
- Keygen, 21 November 2016
- DCIETS CS Games 2016 Qualifications Teaser, 16 May 2016
- Hackfest 2015 CrackMe, 16 November 2015
- Find The Key, 20 July 2015
- Access Control, 15 June 2015
- adctf 2014 password-checker, 16 March 2015
- Hackfest 2013 Retaliation, 18 November 2013
- Hack.lu 2012 CTF binaries, 13 February 2013
Crypto
- CCCS' Ransomware: Ethical Home Grown Crypto Edition, 16 March 2022
Cryptography
- Breaking Real-World Crypto, 15 May 2019
- Exploiting Weaknesses of Order-Preserving Encryption, 20 June 2018
- Windows Reverse Engineering - GoogleCTF Ascii Art, 16 October 2017
- NorthSec Captcha Bypass, 17 April 2017
- Strudel Maker from NorthSec 2016, 20 June 2016
- Hash Length Extension attacks, 21 March 2016
- ECCryptolocker, 19 October 2015
- Secure webmail and lost data, 17 November 2014
- NorthSec Smartcards, 15 September 2014
- Password Reset "Features", 16 September 2013
- Crypto-Oracle, 15 July 2013
- Hackfest 2012 Web/Crypto, 13 March 2013
Ctf
- En personne: Northsec 2021 Badge, 21 April 2022
Ctf,
- NorthSec 2022 - Email Templates track (SSTI), 23 August 2023
- NorthSec CTF 2023 - AWS Track, 21 June 2023
Debug
Dotnet,
- NorthSec CTF 2022's Mycoverse Portal, 15 June 2022
Dynamic
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
Escalation
- The Eternal Beginner/Learner, 19 April 2023
Escalation,
- UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track), 15 November 2023
Ethereum,
- Introduction to Blockchain & Smart Contract Security, 20 July 2022
Exploit
- Hackfest CTF 2020 salt challenge (pwning), 17 March 2021
- Intro to Linux x86 64 shellcoding, 19 June 2019
- ROP 101, 20 February 2019
- Exploitation ARM -- Badge NorthSec, 18 September 2017
- Fuzzing with AFL and libFuzzer, 21 August 2017
- Introduction to Heap Exploitation, 19 June 2017
- Side channel & L3 CPU cache, 15 May 2017
- ROP It Like It's Hot!, 18 April 2016
- Test d'intrusion Windows, 15 February 2016
- Microcorruption initiation, 19 January 2015
- Brad Oberberg (CSAW Finals 2013), 15 December 2014
- Silkstreet (CSAW Finals), 16 December 2013
- Hackfest 2013 Retaliation, 18 November 2013
- CSAW Quals Recap, 21 October 2013
- Unix Exploitation, 17 June 2013
- Hack.lu 2012 CTF binaries, 13 February 2013
Exploitation
- Holiday Hack Challenge: Shellcode Primer, 16 February 2022
- DEFCON CTF 2021 BARB-Metal, 17 November 2021
- DefCon 24 CTF Quals b3s23, 25 November 2020
- Heaps of Fun, 16 September 2020
- Do You Know Java?, 20 November 2019
- Capture-The-Flag 101, 17 April 2019
- Web and privilege escalation challenges from NorthSec 2018, 18 July 2018
- Capture-The-Flag 101, 18 April 2018
Forensic
- Back To Basics, 20 March 2017
- Network Forensics BKP Riverside 2015, 20 April 2015
- Android Forensics CySCA2014, 16 February 2015
- Secure webmail and lost data, 17 November 2014
- NorthSec Thank You Mr ISP, 19 May 2014
- iOS Forensics and Network, 18 April 2013
Forensics
- UnitedCTF 2021's Windows Forensics Track, 27 October 2021
- Capture-The-Flag 101, 17 April 2019
Fuzzing
- Fuzzing with AFL and libFuzzer, 21 August 2017
Gameboy,
- NSEC 2022 GBAND, a Gameboy RCE, 21 September 2022
Gdb,
Ghidra,
H0h0h0day
- 3 challenges from h0h0h0day, 22 February 2023
Hacking
- Gentle Introduction to the NorthSec Badge, 18 December 2017
Hardware
- En personne: Northsec 2021 Badge, 21 April 2022
- Some Software Challenges of the NorthSec 2019 Badge, 18 September 2019
- Gentle Introduction to the NorthSec Badge, 18 December 2017
- Side channel & L3 CPU cache, 15 May 2017
- Hackito Ergo Sum 2010 FPGA Challenge, 18 January 2016
- NorthSec Smartcards, 15 September 2014
Hql
- is-h0h0h0-lation special, 29 April 2020
- HQL Injection, 18 March 2020
Iam
- NorthSec CTF 2023 - AWS Track, 21 June 2023
Ida,
Injection
- Process Injection on Linux, 17 August 2022
- Vault pwning (exclusive), 20 May 2020
- is-h0h0h0-lation special, 29 April 2020
- HQL Injection, 18 March 2020
Ios
- iOS Forensics and Network, 18 April 2013
Linux
- Process Injection on Linux, 17 August 2022
- Intro to Linux x86 64 shellcoding, 19 June 2019
- ROP 101, 20 February 2019
- Battleship Reverse Engineering, 17 January 2018
- Mini-CTF OWASP, 20 November 2017
- Introduction to Heap Exploitation, 19 June 2017
- Keygen, 21 November 2016
- Malware as a service, 19 September 2016
- ROP It Like It's Hot!, 18 April 2016
- Brad Oberberg (CSAW Finals 2013), 15 December 2014
- Boston Key Party Reverse Engineering, 17 March 2014
- Silkstreet (CSAW Finals), 16 December 2013
- Hack.lu 2012 CTF binaries, 13 February 2013
Linux,
- Get Out: Reverse engineer and exploit a network protocol, 16 May 2023
- The Eternal Beginner/Learner, 19 April 2023
Malware
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
- Malware Analysis - Challenge du Hackfest 2020, 27 January 2021
- Windows malware reversing, 15 January 2020
- Malicious Network Traffic, 16 January 2017
- Malicious Documents, 19 December 2016
- Malware as a service, 19 September 2016
- ECCryptolocker, 19 October 2015
- Got Malware?, 21 September 2015
Malware,
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
Network
- Get Out: Reverse engineer and exploit a network protocol, 16 May 2023
- NorthSec 2019 Giga.ctf, 22 July 2020
- Capture-The-Flag 101, 17 April 2019
- Capture-The-Flag 101, 18 April 2018
- Windows Reverse Engineering - GoogleCTF Ascii Art, 16 October 2017
- Back To Basics, 20 March 2017
- Malicious Network Traffic, 16 January 2017
- Network Forensics BKP Riverside 2015, 20 April 2015
- Secure webmail and lost data, 17 November 2014
- NorthSec Thank You Mr ISP, 19 May 2014
- iOS Forensics and Network, 18 April 2013
Northsec
- NSEC 2022 GBAND, a Gameboy RCE, 21 September 2022
- NorthSec CTF 2022's Mycoverse Portal, 15 June 2022
- En personne: Northsec 2021 Badge, 21 April 2022
Northsec,
- Exploiting Timeless Timing Attacks, 20 September 2023
Nsec,
- Exploiting Timeless Timing Attacks, 20 September 2023
- NorthSec 2022 - Email Templates track (SSTI), 23 August 2023
- NorthSec CTF 2023 - AWS Track, 21 June 2023
- NSEC 2022 GBAND, a Gameboy RCE, 21 September 2022
Pentest
- Windows track of the NorthSec CTF 2019, 16 October 2019
- Authentication-as-a-Service, 20 March 2019
- From the Internet to Your Laptop!, 15 August 2018
- Test d'intrusion Windows, 15 February 2016
Pentesting,
- NorthSec 2022 - Email Templates track (SSTI), 23 August 2023
- NorthSec CTF 2023 - AWS Track, 21 June 2023
Privilege
- UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track), 15 November 2023
- The Eternal Beginner/Learner, 19 April 2023
Privilege-escalation
- Windows track of the NorthSec CTF 2019, 16 October 2019
- Web and privilege escalation challenges from NorthSec 2018, 18 July 2018
Process
- Process Injection on Linux, 17 August 2022
Protocols,
Pwning
- Vault pwning (exclusive), 20 May 2020
Python
- CCCS' Ransomware: Ethical Home Grown Crypto Edition, 16 March 2022
Race
- Exploiting Timeless Timing Attacks, 20 September 2023
Ransomware
- CCCS' Ransomware: Ethical Home Grown Crypto Edition, 16 March 2022
Reverse,
- NSEC 2022 GBAND, a Gameboy RCE, 21 September 2022
Reverse-engineering
- NorthSec CTF 2021's Rare Metal Sequence, 18 May 2022
- DEFCON CTF 2021 BARB-Metal, 17 November 2021
- NorthSec CTF 2021's Nestadia, 29 September 2021
- Canada Crackme, 21 April 2021
- Hackfest CTF 2020 salt challenge (pwning), 17 March 2021
- Malware Analysis - Challenge du Hackfest 2020, 27 January 2021
- Rudimentary Rust reversing, 19 February 2020
- Windows malware reversing, 15 January 2020
- Anti-debugging, 17 July 2019
- Capture-The-Flag 101, 17 April 2019
- Warp Pipes, 16 January 2019
- Capture-The-Flag 101, 18 April 2018
- Battleship Reverse Engineering, 17 January 2018
- Windows Reverse Engineering - GoogleCTF Ascii Art, 16 October 2017
- Exploitation ARM -- Badge NorthSec, 18 September 2017
- Introduction to Heap Exploitation, 19 June 2017
- NES Reversing, 20 February 2017
- Malicious Network Traffic, 16 January 2017
- Malicious Documents, 19 December 2016
- Keygen, 21 November 2016
- Malware as a service, 19 September 2016
- DCIETS CS Games 2016 Qualifications Teaser, 16 May 2016
- Hackito Ergo Sum 2010 FPGA Challenge, 18 January 2016
- Hackfest 2015 CrackMe, 16 November 2015
- Find The Key, 20 July 2015
- Access Control, 15 June 2015
- adctf 2014 password-checker, 16 March 2015
- Microcorruption initiation, 19 January 2015
- Boston Key Party Reverse Engineering, 17 March 2014
Reverse-engineering,
- Get Out: Reverse engineer and exploit a network protocol, 16 May 2023
- NSEC 2022 GBAND, a Gameboy RCE, 21 September 2022
Reversing
- Introduction to Reverse Engineering Natively-Compiled OCaml Programs, 19 August 2020
- Golang Reversing Introduction, 21 August 2019
Ringzer0
- NorthSec 2022 - Email Templates track (SSTI), 23 August 2023
Rust
- Rudimentary Rust reversing, 19 February 2020
Side-channel
- Exploiting Weaknesses of Order-Preserving Encryption, 20 June 2018
Smart
- Introduction to Blockchain & Smart Contract Security, 20 July 2022
Solidity
- Introduction to Blockchain & Smart Contract Security, 20 July 2022
Sql
- WTF.SQL, 17 October 2018
Sql-injection
- SQL Injection, 16 May 2018
- Shopiflag: Web Exploitation, 21 February 2018
- Mini-CTF OWASP, 20 November 2017
- Homework, 17 July 2017
- Hackfest 2013 Retaliation, 18 November 2013
- Web4Kids, 19 August 2013
Ssh,
- UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track), 15 November 2023
Ssti,
- NorthSec 2022 - Email Templates track (SSTI), 23 August 2023
Steganography
- Back To Basics, 20 March 2017
- Plaid CTF 2012 Stegano, 20 January 2014
Things-humans-do
- MontréHack's Classic h0h0h0day CTF - Challenge Exchange, 20 December 2023
- [IN-PERSON + Online] - h0h0h0day Challenge Exchange Special, 21 November 2022
- IN-PERSON + Online h0h0h0day Challenge Exchange Special, 15 December 2021
- h0h0h0day Online Challenge Exchange Special, 16 December 2020
- h0h0h0day Party and Challenge Xchange!, 18 December 2019
- h0h0h0day 2015 Party!, 20 December 2015
- NorthSec 2015 Warm-up Party!, 18 May 2015
- Social meetup / Rencontre sociale, 18 August 2014
- NorthSec 2014 Pre-Party!, 21 April 2014
Timing,
- Exploiting Timeless Timing Attacks, 20 September 2023
Tutorial
- Holiday Hack Challenge: Shellcode Primer, 16 February 2022
- Some Software Challenges of the NorthSec 2019 Badge, 18 September 2019
- Gentle Introduction to the NorthSec Badge, 18 December 2017
- Mini-CTF OWASP, 20 November 2017
- Introduction to Heap Exploitation, 19 June 2017
- Side channel & L3 CPU cache, 15 May 2017
- Back To Basics, 20 March 2017
- DCIETS CS Games 2016 Qualifications Teaser, 16 May 2016
Unitedctf
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
Unitedctf,
- UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track), 15 November 2023
Web
- Teacher Hotline - Challenge de NorthSec 2020, 17 February 2021
- NorthSec's Leaky Data Mining, 21 October 2020
- NorthSec 2019 Giga.ctf, 22 July 2020
- NorthSec's Ruby Deserialization, 17 June 2020
- Do You Know Java?, 20 November 2019
- Golang Reversing Introduction, 21 August 2019
- Breaking Real-World Crypto, 15 May 2019
- Capture-The-Flag 101, 17 April 2019
- Authentication-as-a-Service, 20 March 2019
- King of the hill CTF, 21 November 2018
- WTF.SQL, 17 October 2018
- Flags from Space from NorthSec 2018, 19 September 2018
- Web and privilege escalation challenges from NorthSec 2018, 18 July 2018
- SQL Injection, 16 May 2018
- Capture-The-Flag 101, 18 April 2018
- Hackfest/iHack 2017 Web Challenges, 21 March 2018
- Shopiflag: Web Exploitation, 21 February 2018
- Mini-CTF OWASP, 20 November 2017
- Homework, 17 July 2017
- NorthSec Captcha Bypass, 17 April 2017
- Back To Basics, 20 March 2017
- Pinghelper and BusinessCards, 18 July 2016
- Strudel Maker from NorthSec 2016, 20 June 2016
- XSS for grown-ups, 17 August 2015
- Secure webmail and lost data, 17 November 2014
- Web Get $SHELL, 20 October 2014
- NorthSec Thank You Mr ISP, 19 May 2014
- Hackfest 2013 Web Challenges, 17 February 2014
- Password Reset "Features", 16 September 2013
- Web4Kids, 19 August 2013
- Hackfest 2012 Web/Crypto, 13 March 2013
Windows
- UnitedCTF 2021's Windows Forensics Track, 27 October 2021
- Malware Analysis - Challenge du Hackfest 2020, 27 January 2021
- Windows malware reversing, 15 January 2020
- Windows track of the NorthSec CTF 2019, 16 October 2019
- From the Internet to Your Laptop!, 15 August 2018
- Malicious Network Traffic, 16 January 2017
- Malicious Documents, 19 December 2016
- Malware as a service, 19 September 2016
- Test d'intrusion Windows, 15 February 2016
- Hackfest 2015 CrackMe, 16 November 2015
Windows,
- UnitedCTF 2022's Dynamic Malware Analysis Track, 19 October 2022
Xss
- Shopiflag: Web Exploitation, 21 February 2018
- Mini-CTF OWASP, 20 November 2017
- XSS for grown-ups, 17 August 2015
- Web4Kids, 19 August 2013
By date
2023
- MontréHack's Classic h0h0h0day CTF - Challenge Exchange, December 20
- UnitedCTF 2023 - Bucaneer's Online Access Terminal (Desjardins Track), November 15
- Exploiting Timeless Timing Attacks, September 20
- NorthSec 2022 - Email Templates track (SSTI), August 23
- NorthSec CTF 2023 - AWS Track, June 21
- Get Out: Reverse engineer and exploit a network protocol, May 16
- The Eternal Beginner/Learner, April 19
- 3 challenges from h0h0h0day, February 22
2022
- [IN-PERSON + Online] - h0h0h0day Challenge Exchange Special, November 21
- UnitedCTF 2022's Dynamic Malware Analysis Track, October 19
- NSEC 2022 GBAND, a Gameboy RCE, September 21
- Process Injection on Linux, August 17
- Introduction to Blockchain & Smart Contract Security, July 20
- NorthSec CTF 2022's Mycoverse Portal, June 15
- NorthSec CTF 2021's Rare Metal Sequence, May 18
- En personne: Northsec 2021 Badge, April 21
- CCCS' Ransomware: Ethical Home Grown Crypto Edition, March 16
- Holiday Hack Challenge: Shellcode Primer, February 16
2021
- IN-PERSON + Online h0h0h0day Challenge Exchange Special, December 15
- DEFCON CTF 2021 BARB-Metal, November 17
- UnitedCTF 2021's Windows Forensics Track, October 27
- NorthSec CTF 2021's Nestadia, September 29
- Canada Crackme, April 21
- Hackfest CTF 2020 salt challenge (pwning), March 17
- Teacher Hotline - Challenge de NorthSec 2020, February 17
- Malware Analysis - Challenge du Hackfest 2020, January 27
2020
- h0h0h0day Online Challenge Exchange Special, December 16
- DefCon 24 CTF Quals b3s23, November 25
- NorthSec's Leaky Data Mining, October 21
- Heaps of Fun, September 16
- Introduction to Reverse Engineering Natively-Compiled OCaml Programs, August 19
- NorthSec 2019 Giga.ctf, July 22
- NorthSec's Ruby Deserialization, June 17
- Vault pwning (exclusive), May 20
- is-h0h0h0-lation special, April 29
- HQL Injection, March 18
- Rudimentary Rust reversing, February 19
- Windows malware reversing, January 15
2019
- h0h0h0day Party and Challenge Xchange!, December 18
- Do You Know Java?, November 20
- Windows track of the NorthSec CTF 2019, October 16
- Some Software Challenges of the NorthSec 2019 Badge, September 18
- Golang Reversing Introduction, August 21
- Anti-debugging, July 17
- Intro to Linux x86 64 shellcoding, June 19
- Breaking Real-World Crypto, May 15
- Capture-The-Flag 101, April 17
- Authentication-as-a-Service, March 20
- ROP 101, February 20
- Warp Pipes, January 16
2018
- King of the hill CTF, November 21
- WTF.SQL, October 17
- Flags from Space from NorthSec 2018, September 19
- From the Internet to Your Laptop!, August 15
- Web and privilege escalation challenges from NorthSec 2018, July 18
- Exploiting Weaknesses of Order-Preserving Encryption, June 20
- SQL Injection, May 16
- Capture-The-Flag 101, April 18
- Hackfest/iHack 2017 Web Challenges, March 21
- Shopiflag: Web Exploitation, February 21
- Battleship Reverse Engineering, January 17
2017
- Gentle Introduction to the NorthSec Badge, December 18
- Mini-CTF OWASP, November 20
- Windows Reverse Engineering - GoogleCTF Ascii Art, October 16
- Exploitation ARM -- Badge NorthSec, September 18
- Fuzzing with AFL and libFuzzer, August 21
- Homework, July 17
- Introduction to Heap Exploitation, June 19
- Side channel & L3 CPU cache, May 15
- NorthSec Captcha Bypass, April 17
- Back To Basics, March 20
- NES Reversing, February 20
- Malicious Network Traffic, January 16
2016
- Malicious Documents, December 19
- Keygen, November 21
- Malware as a service, September 19
- Trivia and Rebase as a Service, August 15
- Pinghelper and BusinessCards, July 18
- Strudel Maker from NorthSec 2016, June 20
- DCIETS CS Games 2016 Qualifications Teaser, May 16
- ROP It Like It's Hot!, April 18
- Hash Length Extension attacks, March 21
- Test d'intrusion Windows, February 15
- Hackito Ergo Sum 2010 FPGA Challenge, January 18
2015
- h0h0h0day 2015 Party!, December 20
- Hackfest 2015 CrackMe, November 16
- ECCryptolocker, October 19
- Got Malware?, September 21
- XSS for grown-ups, August 17
- Find The Key, July 20
- Access Control, June 15
- NorthSec 2015 Warm-up Party!, May 18
- Network Forensics BKP Riverside 2015, April 20
- adctf 2014 password-checker, March 16
- Android Forensics CySCA2014, February 16
- Microcorruption initiation, January 19
2014
- Brad Oberberg (CSAW Finals 2013), December 15
- Secure webmail and lost data, November 17
- Web Get $SHELL, October 20
- NorthSec Smartcards, September 15
- Social meetup / Rencontre sociale, August 18
- NorthSec Thank You Mr ISP, May 19
- NorthSec 2014 Pre-Party!, April 21
- Boston Key Party Reverse Engineering, March 17
- Hackfest 2013 Web Challenges, February 17
- Plaid CTF 2012 Stegano, January 20
2013
- Silkstreet (CSAW Finals), December 16
- Hackfest 2013 Retaliation, November 18
- CSAW Quals Recap, October 21
- Password Reset "Features", September 16
- Web4Kids, August 19
- Crypto-Oracle, July 15
- Unix Exploitation, June 17
- iOS Forensics and Network, April 18
- Hackfest 2012 Web/Crypto, March 13
- Hack.lu 2012 CTF binaries, February 13