Cybersecurity
- 🌐 Free Cyber Resources, BlueTeam Tools or Applied Cybersecurity - Cybersecurity Learning Resources
- 🌐 Official Cybersecurity YouTube Channels
- 🌐 CTF Sites, echoCTF.RED, CTF101, picoCTF, CTF Beginners Guide, CTFtime or CTFLearn - CTF Resources / Guides
- 🌐 Awesome Sites to Test On - Cybersecurity Practice Sites
- HackTricks: Practical Penetration Testing & Security Auditing Tips
- PortSwigger Academy: Web Security Learning
- OWASP Cheatsheet: Application Security Guide
- Hackers101, SmashTheStack or WebHacking: Cybersecurity Challenges
- Skills for All or 90DaysOfCyberSecurity: Cybersecurity Courses
- TryHackMe, HackTheBox or OpenSecurityTraining2: Cybersecurity Lessons
- Addielamarr, Cyber Talent Kids or Teach Yourself Info Sec: Learn About Cybersecurity
- pwn.college: Cybersecurity Practice
- OverTheWire: Cybersecurity Learning Game
- Hacksplaining: Developer Security Lessons
- x86re or Reverse-Engineering: Reverse Engineering Guides
- CrackMyApp or crackmes / Discord: Reverse Engineering Challenges
- Reverse Engineering Academy: Interactive Reverse Engineering Lessons
- Nightmare: Binary Exploitation Defense / Reverse Engineering Course
- John Hammond: Cybersecurity YouTube Tutorials
- Pentesting Bible or Juice Shop: Learn Pentesting
- How DNS Works: Learn DNS
- How DNSSEC Works: Learn DNSSEC
- CryptoPals or Overview of Cryptography or cryptohack: Cryptography Learning
- CrypTool: Interactive Cryptology Learning / Puzzles
- How HTTPS Works: Learn HTTPS