Collection of online CTFs – Michael Weber's Blog

This is a list of CTFs and challenges you can play online for free. For many of these, you can create an account and save your progress.

Name	URL
Michael’s CTF	https://ctf.michweb.de/
HackerOne	https://hackerone.com/dermichael1337
CTFtime	https://ctftime.org/user/133713
WeChall	https://www.wechall.net/profile/DerMichael
TryHackMe	https://tryhackme.com/p/DerMichael
HackTheBox	https://app.hackthebox.com/profile/1003126
CTFlearn	https://ctflearn.com/user/DerMichael
CyberDefenders	https://cyberdefenders.org/profile/DerMichael
PicoCTF	https://play.picoctf.org/users/DerMichael
RootMe	https://www.root-me.org/DerMichael?lang=en
CryptoHack	https://cryptohack.org/user/DerMichael
PentesterLab	https://pentesterlab.com/profile/DerMichael
RingZer0	https://ringzer0ctf.com/profile/42044/DerMichael
316ctf	https://play.316ctf.com/users/79
SampleCTF	https://sample c tf.com/users/167
MilOsintCTF	https://milosintctf.com/users/126
CyberSOC	https://ctf.cybersoc.wales/users/5614
CyberSOC2	https://investigator.cybersoc.wales/users/810
Maveris	https://olympics.maveris.com/users/429
CIA-CTF	https://cia-ctf.com/users/206
VulnHub	https://www.vulnhub.com/
PortSwigger	https://portswigger.net/web-security
CyberTalents	https://cybertalents.com/challenges/
Hacker101 CTF	https://ctf.hacker101.com/ctf
Sourcing Games	https://sourcing.games/
Hacker Test	https://cybertalents.com/challenges/
Sector035	https://quiz.sector035.n
NotPr0n	http://notpron.org/notpron/

This list obviously is not comprehensive. Another website to check out from time to time to stay up to date with CTFs and challenges: https://start.me/p/DPYPMz/the-ultimate-osint-collection