Your first steps in cybersecurity

Cyber Security - Freemont Starfire Cadet Squadron

Five short lessons explore the clues people leave, the ways we protect information, and the weaknesses we can learn to prevent.

How to use this course

Start with OSINT or choose any topic. Each lesson includes a short explanation, a practice activity, and three questions with feedback. Plan about 15–20 minutes per lesson. No account or installation is needed.

These checks are for practice. Scores are not saved or sent to your teacher.

LESSON 01 / 05

Open Source Intelligence

OSINT & social engineering

LESSON 02 / 05

Cryptography

Codes, keys & integrity

LESSON 03 / 05

Digital Forensics

Evidence & timelines

LESSON 04 / 05

Password Hygiene

Safer account habits

LESSON 05 / 05

Web Exploitation

How websites can fail

The defender’s mindset

Ask what the evidence shows, verify surprising requests, and protect information before sharing it. You do not need to know every technical term to make a safer choice.