CTF

https://www.gameofhacks.com/
evilzone.org
tryhackme.com
hackthebox.eu
hackthissite.org
https://www.root-me.org/
https://www.root-me.org/
https://ctftime.org/
picoctf.com
vulnhub.com
hackmyvm.eu
overthewire.org/wargames
underthewire.tech
w3challs.com
https://discord.gg/DYCtGD2tsk linuxpwndiary
https://backdoor.sdslabs.co/
https://cmdchallenge.com/
http://ctf.hpandro.raviramesh.info/
http://pwnable.kr/ binary exploatation
http://pwnable.tw/ advanced binary exploatation
http://pwnable.xyz/
http://pwn.eonew.cn/
http://pwnadventure.com/
http://www.smashthestack.org/
https://microcorruption.com/login
http://reversing.kr/
https://crackmes.one/
https://webhacking.kr/
https://los.rubiya.kr/
https://defendtheweb.net/ !!
http://www.xssgame.com/
https://xss-game.appspot.com/
https://cryptohack.org/
https://cryptopals.com/
https://id0-rsa.pub/
https://www.trytodecrypt.com/index.php
https://echoctf.red/
http://exploit.education/
https://hbh.sh/home
http://www.mod-x.co.uk/main.php
https://pwn.tn/
https://promptriddle.com/
https://www.hackergateway.com/
https://ctf101.org/
https://ctf101.org/
labs.wizard-security.net
pentesterlab.com
hackthis.co.uk
247ctf.com
shellterlabs.com/pt
zenk-security.com/epreuves.php
newbiecontest.org
amanhardikar.com/mindmaps/Practice.html
alf.nu/alert1
hacksplaning.com/exercises
ctf.hacker101.com
academy.hackaflag.com.br
lab.pentestit.ru
cepturetheflag.com.br
exploit.education
ctf.rootinjail.com
hacking-lab.com/index.html
pwnable.kr/play.php
34.73.111.210
capturetheflag.withgoogle.com
immersivelabs.com
attackdefense.com
holidayhackcallenge.com
smashthestack.org/wargames.html
avatao.com
ctf.antichat.com
ctf.hackucf.org
https://www.securitynewspaper.com/2021/03/12/50-ctfcapture-the-flag-pentes