Answer 1

From:
-> hacklang.org

Answer 2

Did you find the way cause I am facing the same problem now

Answer 3

Cybrary is a fairly new site but offers courses and class on things like Ethical Hacking
Penetration Testing
Cryptography
Forensics
Social Engineering
Post Exploitation
Malware Analysis and Reverse Engineering
its rather similar to sololearn but it focused on hacking