Cybersecurity · Protecting systems, data and people
Cybersecurity, start to finish
Defensive security: threat modelling, cryptography, secure systems and security operations. Every lesson is a small machine you can step through, then a short quiz.
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Part of: Network engineer
Module 01 Beginner
Foundations
What we protect, from whom, and the core principles.
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Lesson 01 · 10 min
What cybersecurity is
12 stepsNot started - Lesson 02
Threat modelling
Coming soon - Lesson 03
Risk
Coming soon - Lesson 04
Passwords, MFA and passkeys
Coming soon - Lesson 05
Least privilege
Coming soon
Module 02 Intermediate
Cryptography
The tools that keep data secret and trustworthy.
- Lesson 06
Hashing
Coming soon - Lesson 07
Symmetric encryption
Coming soon - Lesson 08
Public-key cryptography
Coming soon - Lesson 09
Digital signatures
Coming soon - Lesson 10
Certificates and PKI
Coming soon - Lesson 11
Key management
Coming soon
Module 03 Intermediate
Secure systems
Building and running software securely.
- Lesson 12
Web application security
Coming soon - Lesson 13
Secure software development
Coming soon - Lesson 14
Endpoint security
Coming soon - Lesson 15
Cloud security
Coming soon - Lesson 16
Software supply chain security
Coming soon
Module 04 Advanced
Security operations
Detecting, responding and recovering.
- Lesson 17
Logging and detection
Coming soon - Lesson 18
Incident response
Coming soon - Lesson 19
Vulnerability management
Coming soon - Lesson 20
Backups and ransomware resilience
Coming soon - Lesson 21
Privacy and compliance
Coming soon
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