Free Labs to Train Your Pentest / CTF Skills

-> Academy Hackaflag -BR https://academy.hackaflag.com.br

-> Try Hack Me https://tryhackme.com

-> Attack-Defense https://attackdefense.com

-> alert to win https://alf.nu/alert1

-> CTF Komodo Security https://ctf.komodosec.com

-> CMD Challenge https://cmdchallenge.com

-> Explotation Education https://exploit.education

-> Google CTF https://capturetheflag.withgoogle.com

-> HackTheBox https://www.hackthebox.eu

-> Hackthis https://www.hackthis.co.uk

-> Hacksplaining https://www.hacksplaining.com/exercises

-> Hacker101 https://ctf.hacker101.com

-> Hacker Security https://capturetheflag.com.br

-> Hacking-Lab https://www.hacking-lab.com/index.html

-> HSTRIKE https://hstrike.com

-> ImmersiveLabs https://immersivelabs.com

-> Labs Wizard Security https://labs.wizard-security.net

-> NewbieContest https://www.newbiecontest.org

-> OverTheWire http://overthewire.org

-> Practical Pentest Labs https://practicalpentestlabs.com

-> Pentestlab https://pentesterlab.com

-> Penetration Testing Practice Labs http://www.amanhardikar.com/mindmaps/Practice.html

-> PentestIT LAB https://lab.pentestit.ru

-> PicoCTF https://picoctf.com

-> PWNABLE https://pwnable.kr/play.php

-> Root-Me https://www.root-me.org

-> Root in Jail http://ctf.rootinjail.com

-> Shellter https://shellterlabs.com/pt

-> SANS Challenger https://www.holidayhackchallenge.com

-> SmashTheStack http://smashthestack.org/wargames.html

-> Try Hack Me https://tryhackme.com

-> The Cryptopals Crypto Challenges https://cryptopals.com

-> Vulnhub https://www.vulnhub.com

-> W3Challs https://w3challs.com

-> WeChall http://www.wechall.net

-> Zenk-Security https://www.zenk-security.com/epreuves.php