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© 2025 - 2026 Nat Welch. All rights reserved.

#ctf

48 posts

  • @dev_community THM Operation Reroute -- Full Walkthrough #CyberSecurity #Networking #CTF

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    Oct 24, 2026

  • @dev_community OverTheWire Bandit Level 7 Writeup -- Find a Word Next to Another Word with grep #Security #CTF #Beginners

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    Oct 23, 2026

  • @dev_community PicoCTF Sleuthkit Apprentice Writeup -- Recover a File from a Disk Image #CyberSecurity #CTF #DigitalForensics

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    Oct 19, 2026

  • @dev_community HTB - ServMon Writeup - no Metasploit #CyberSecurity #CTF #Writeup

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    Oct 17, 2026

  • @dev_community PicoCTF Vigenere Writeup -- Recover a Vigenère Key with Crib Dragging #Security #Cryptography #CTF

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    Oct 15, 2026

  • @dev_community PicoCTF Mind Your Ps and Qs Writeup -- Factor a Weak RSA Modulus #Security #CTF #Cryptography

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    Oct 13, 2026

  • @dev_community TryHackMe: PlottedTMS Writeup #CyberSecurity #CTF #Writeup

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    Oct 12, 2026

  • @dev_community HTB - UpDown Writeup - no Metasploit #CyberSecurity #CTF #Writeup

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    Oct 12, 2026

  • @lobsters Announcing the Save CTFs Fund #Security #CTF #OpenSource

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    Jul 8, 2026

  • @lobsters The CTF scene is dead #CTF #Security #Gaming

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    May 16, 2026

  • @def_con_announcements Introducing the New DEF CON CTF Organizers: Benevolent Bureau of Birds! #Hacking #CTF #Security

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    Mar 4, 2026

  • @djnn Tengucon OSINT CTF #CyberSecurity #OSINT #CTF

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    Nov 22, 2025

  • @djnn something about AI models (artificial.htb write-up) #OffensiveSecurity #AI #CTF

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    Oct 25, 2025

  • @djnn ADCS shenanigans (tombwatcher.htb write-up) #OffensiveSecurity #Linux #CTF

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    Oct 12, 2025

  • @def_con_announcements Call for CTF Organizers! #Hacking #CTF #CyberSecurity

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    Oct 9, 2025

  • @djnn bloodhound spray and pray (puppy.htb write-up) #OffensiveSecurity #CTF #Linux

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    Sep 28, 2025

  • @djnn certificates, certificates ~ fluffy.htb write-up #OffensiveSecurity #CTF #Linux

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    Sep 22, 2025

  • @zhero_web_security CTF - Intigriti - 0825 #CyberSecurity #CTF #Hacking

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    Aug 26, 2025

  • @0day_work Contact | 0day.work #Security #Research #CTF

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    Jul 1, 2025

  • @0day_work Archives | 0day.work #Security #Research #CTF

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    Jul 1, 2025

  • @def_con_announcements DEF CON CTF Quals Dates Announced! #Hacking #CTF #CyberSecurity

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    Jan 4, 2025

  • @def_con_announcements Congrats to CTF Qualifying teams! #Hacking #CTF #CyberSecurity

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    May 7, 2024

  • @def_con_announcements CTF Quals are Coming! #Hacking #CTF #CyberSecurity

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    Apr 29, 2024

  • @sensepost Deck of Cards CTF #CyberSecurity #OffensiveSecurity #CTF

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    Feb 19, 2024

  • @sensepost Black Hat Card Deck CTF #CyberSecurity #OffensiveSecurity #CTF

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    Oct 31, 2023

  • @zhero_web_security A web cache deception chained to a CSRF, the recipe #WebSecurity #CyberSecurity #CTF

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    Oct 25, 2023

  • @zhero_web_security XSS Intigriti challenge 0523 #WebSecurity #CTF #XSS

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    May 30, 2023

  • @sensepost sensecon 2021 - wargames edition #CyberSecurity #EthicalHacking #CTF

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    Sep 28, 2021

  • @0day_work BalCCon2k20 CTF: Let Me See And Dawsonite Writeups | 0day.work #CTF #Writeups #Security

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    Sep 28, 2020

  • @ovelny HackTheBox writeup: Nibbles #CyberSecurity #CTF #Writeup

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    Apr 15, 2020

  • @0day_work Damn Vulnerable Bash Web Server | 0day.work #Security #CTF #Web

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    Feb 27, 2020

  • @0day_work X-MAS CTF: Roboworld | 0day.work #CyberSecurity #CTF #Writeups

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    Dec 28, 2019

  • @0day_work P.W.N University: web 200 - H!pster Startup writeup | 0day.work #CyberSecurity #CTF #Writeup

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    Oct 28, 2018

  • @0day_work Tunneling all traffic over DNS with a SOCKS proxy | 0day.work #Security #Networking #CTF

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    Oct 14, 2018

  • @0day_work Jinja2 template injection filter bypasses | 0day.work #Security #Vulnerability #CTF

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    Aug 28, 2017

  • @0day_work iCTF 2017 flasking unicorns writeup - Or how we might have rooted your iCTF VM | 0day.work #CyberSecurity #CTF #Writeup

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    Mar 11, 2017

  • @0day_work BsidesSF CTF 2017 web writeups | 0day.work #CyberSecurity #CTF #WebSecurity

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    Feb 17, 2017

  • @0day_work nullcon HackIM Crypto 1 writeup | 0day.work #CyberSecurity #CTF #Writeup

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    Feb 12, 2017

  • @0day_work Ekoparty CTF 2016 writeups | 0day.work #CyberSecurity #CTF #Writeups

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    Oct 28, 2016

  • @0day_work TROOPERS 2016 Challenge & PacketWars writeups | 0day.work #CyberSecurity #CTF #Writeups

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    Mar 18, 2016
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