Use the letters of the word CYBERSECURITY to list legal ways to make money in cybersecurity. 

Create a cybersecurity application
You can write a book or become a speaker in the field of cybersecurity
Bug Bounty Program
Ethical Hacking Services
Respond to cybersecurity incidents and help companies recover from attacks
Security consulting
Educating students as a college professor
Create your own business
Unite with IT companies and offer cybersecurity services as an additional service
Recover data and analyze digital devices as a digital forensics expert
Information Security Analyst
Training courses for social engineering awareness
YouTube channel featuring technical tutorials about cybersecurity