Hey,

All are good, but mostly students go for b.sc IT, who are not able to get B.Tech IT or B.tech CS, and similarly for IT and CS. B.tech Computer science is top branch among these three . Well you can become good ethical hacker by study any of these courses. But B.sc focus less on practical than b.tech courses. For being a ethical hacker you have to take any particular course for that either online or from Institute you can go for cyber security also. For more information go through this links:-

https://www.careers360.com/careers/ethical-hacker