FYI
Section: Practice Platforms · Cybersecurity competition
ActiveScore 75
Entry
PicoCTF
Appears in 5 awesome lists
Free CTF platform from Carnegie Mellon University with beginner-friendly reversing, forensics, and binary exploitation challenges, plus a year-round practice gym.
Found in these lists
Awesome Reverse Engineering
Section: Practice and communities · Free CTF platform from Carnegie Mellon University with beginner-friendly reversing, forensics, and binary exploitation challenges, plus a year-round practice gym.
FreshScore 89
FYI
Section: Practice Platforms · Cybersecurity competition
ActiveScore 75
FYI
Section: Practice Platforms · Cybersecurity competition
ActiveScore 75
Hacking Tools
Section: Security Awareness & Training · CTF platform made by security experts for learning cryptography, reverse engineering, and web exploitation through progressively challenging puzzles.
FreshScore 91
Often listed next to it
Root-Me
French-origin platform with 600+ free challenges spanning web, cryptography, steganography, forensics, networking, and reverse engineering. Multilingual with a strong community-driven approach, suitable from beginner to advanced.
In 10 listsDetails
VulnHub
Downloadable vulnerable virtual machines for creating your own local penetration-testing lab. Self-hosted challenges covering Linux, Active Directory, and web exploitation, from intermediate to advanced difficulty.
In 8 listsDetails
OverTheWire
Learn Linux hacking fundamentals through a series of wargames covering bash, file permissions, and exploitation basics. Ideal for beginners building command-line proficiency and understanding Linux security concepts.
In 4 lists
Microcorruption
Browser-based embedded security CTF in which you reverse and exploit firmware for simulated MSP430 lock devices with a built-in debugger.
In 4 lists
HackThisSite
a free, safe and legal training ground for hackers to test and expand their hacking skills
In 5 lists
Crackmes
Practice binaries organized by platform, architecture, and difficulty.
In 2 lists
OALabs
Video tutorials on malware reverse engineering, unpacking, and analysis tooling.
FLARE-On
Annual reverse-engineering challenge series with previous challenges and solutions.