_________ persistence and up-to-date with the latest technological updates and their flaws are some of the major qualities; an ethical hacker must need to have.

Hacking and Security Skills need a knowledge of computers, programming languages (e.g. Python), & importantly, networking.

On the hacking side, there are so many skills to know. Start with knowledge of Password guessing and cracking, Session hijacking, Session spoofing, Network traffic sniffing, etc.