Curated list of cybersecurity training resources, tools, and learning platforms for defensive and offensive security operations.
Blue Team Training
Defensive Cyber Operations
Subscription-based
- Pluralsight - Comprehensive security training platform
- Cybrary - Free and paid courses, decent content for beginners
- Udemy - Pay-per-course model, quality varies
- LinkedIn Learning - Management and soft skills focused
Individual Paid Courses
- Cyber Defenders - Free CTF-style challenges for blue team, paid certification option
- TCM Security - Pay-per-course model with excellent reviews
- Antisyphon InfoSec Training - Pay what you can model, very accessible
- SecureNinja - Live training options, certification prep
Free Training
- Linux Foundation - Mix of training options
- Elastic - Engineering-focused courses on security stack capabilities
- SANS Cyber Aces - Good foundation courses
- OST2 - Open Security Training - Excellent assembly and firmware courses
- Open Security Training - Predecessor to OST2, still has available courses
Red Team Training
Offensive Cyber Operations
Range / CTF Practice
- Try Hack Me - Guided learning with hands-on labs
- Hack the Box - Challenging CTF-style platform
- Proving Grounds - Practice labs from Offensive Security
Certification
- Offensive Security - Industry-leading penetration testing certifications (OSCP, OSEP, etc.)
Other Training Resources
Military Training Resources
- FedVTE - Federal Virtual Training Environment
- CYRIN Online Training - Advanced cyber range training