web

Websites to practice and learn

George Theodoridis

admin, peer mentor

In order to participate in online CTFs as a team, we will use http://CtfTime.org. (Only site where we can all register as a team) see CTFs here: https://ctftime.org/event/list/upcoming
for starting with 0 knowledge (pick one that you like and advance in it): https://pwn.college/dojos https://cryptohack.org/challenges/ https://academy.hackthebox.com/modules
Resources to practice specific CTF categories: reversing.kr (specifically for rev challenges) http://pwnable.tw (specifically for pwn challenges) http://play.picoctf.org/practice?page=1 http://portswigger.net
interactive tutorials to learn how to use burp: https://portswigger.net/burp/documentation/desktop/getting-started

Created: Sunday, February 8, 2026

web

George Theodoridis

admin, peer mentor

In order to participate in online CTFs as a team, we will use http://CtfTime.org. (Only site where we can all register as a team) see CTFs here: https://ctftime.org/event/list/upcoming
for starting with 0 knowledge (pick one that you like and advance in it): https://pwn.college/dojos https://cryptohack.org/challenges/ https://academy.hackthebox.com/modules
Resources to practice specific CTF categories: reversing.kr (specifically for rev challenges) http://pwnable.tw (specifically for pwn challenges) http://play.picoctf.org/practice?page=1 http://portswigger.net
interactive tutorials to learn how to use burp: https://portswigger.net/burp/documentation/desktop/getting-started

Created: Sunday, February 8, 2026