Master computer networking (OSI model, TCP/IP), operating systems (Windows and Linux), and basic scripting (Python or Bash).
6 Best Certifications for Ethical Hackers To Boost Your IT Career How to Become a Professional Ethical Hacker/page/2
Widely considered the gold standard for practical, hands-on penetration testing. Master computer networking (OSI model
Focuses on the entire penetration testing process, including planning and reporting. operating systems (Windows and Linux)