CTFs, Labs, WarGames

Websites	Description
Awesome CTF	A Curated List of CTF Frameworks, Libraries, Resources and Softwares
HackTheBox	Pen-testing Labs
VulnHub	Gain Practical 'hands-on' Experience in Digital Security, Computer Software & Network Administration
Hacking-LAB	Online Ethical Hacking, Computer Network and Security Challenge Platform
OtherWire	Learn and Practice Security Concepts in the Form of Fun-filled Games
CTF Me	Learn CTF
CTF Time	CTF Archive
CTF365	CTF Practicing
CTF Learn	Hackers in Improving Your CTF Skills
CTF 101	Computer Security Competiton
Root Me	Challange Your Hacking Skills
Backdoor	Show Your Talent in a Competitive Environment
Hacker Center	Learn Cybersecurity Skills by Playing Capture the Flag
Hacker Experience	Game of Hacker Experience
Hack This	Discover How Hacks, Dumps and Defacements are Performed
Crackmes	Improve Your Reverse Engineering Skills
Challanges	Reverse Engineering Challenges
ROP Emporium	Learn Return-oriented Programming (ROP) through a Series of Challenges
Micro Corruption	Embedded Security CTF
Hack This Site	Free, Safe and Legal Training Ground for Hackers to Test and Expand Their Skills
Open Security Training	OpenSecurityTraining.info is dedicated to sharing training material for computer security classes, on any topic, that are at least one day long.
Pwnable.kr	'pwnable.kr' is a non-commercial wargame site which provides various pwn challenges regarding system exploitation.
Trailofbits Github	CTF Field Guide
Shellter	Social Network focused on information security
PicoCTF	Computer Security Game Targeted at Middle and High School Students
Enigma Group	Web Application Security Training
Can Hack Me	Test Your Hack Skills
Komodo Sec	Application Security Challange
Game of Hacks	This Game was Designed to Test Your Application Hacking Skills
Hacker Test	Your Own Online Hacker Simulation.
n00bs CTF Labs	A Web Application that Hosts 15 mini Capture the Flag (CTF) Challenges Intended for Beginners
Crypto Club	Crack Ciphers, Discover Secrets, and Improve Your Math Skills
The Cryptopals	Sets of Crypto Challenges
Try to Decrypt	Find Some Encrypted Texts in Different Levels of Difficulty
Electrica	The Puzzle Challange
Pwn Adventure	A Game is Intentionally Vulnerable to all Kinds of Silly Hacks
Smash the Stack	Wargaming Network
Stypr	Stereotyped Challenges
Under the Wire	Wargames
PentesterLab	Execises
Metasploitable	Metasploitable is an Intentionally Vulnerable Linux Virtual Machine
FBCTF	Facebook Capture the Flag
Nmap ScanMe	Learn about Nmap
OWASP WebGoat Project	Designed to Teach Web Application Security Lessons
Praetorian	Exploit Your Way to the Secret Flag and Get Hired