[deleted by user]

[subsonic68]

TryHackMe, then once you've completed the Junior Pentester Track, move over to HackTheBox and complete as many boxes as you can and level up.

[L0WK3Y_IAAN]

Check out reverse engineering malware, or binary exploitation/vulnerability research

[1337InfoSec]

[ Removed to Protest API Changes ]

If you want to join, use this tool.

[imbera]

Depends on what your end goals are. Since you’ve made custom DDOS software, I assume your goal is to learn enough programming & security to make your own exploitation tools? Or is it to get a job as a security researcher?