What platforms should I use?

Play around on the following platforms and get accustomed to how they operate. Bit by bit, you will start having preferences and find yourself sticking to certain programs on those platforms.

Platform name Website
HackerOne https://www.hackerone.com/
Bugcrowd https://www.bugcrowd.com/
Intigriti https://www.intigriti.com/public/
Synack https://www.synack.com/
YesWeHack https://www.yeswehack.com/hunters/join-us/
Zerocopter https://www.zerocopter.com/
Hacktrophy https://hacktrophy.com/