Cybersecurity · Digital Forensics
Recover deleted files from a test drive
Delete files on a spare USB drive, image it and see what can be recovered and why.
- Intermediate
- 2–7 days
- Free
606 projects · 13 streams · every class
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3 projects
Systems and Cloud · Linux
Build a simple shell
Write a command-line shell that runs programs, handles pipes and redirects output.
- Advanced
- 1–2 weeks
- Free
Systems and Cloud · Operating Systems
Write a simple operating system kernel that boots
Write a minimal kernel that boots in an emulator, prints to the screen and handles the keyboard.
- Expert
- 3–6 months
- Free
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