Which is a better option among B.Sc in CS and B.Tech in CS to make my future in cyber security?

Dear, You may consider B.Tech - Computer Science from Reputed and Established colleges because through engineering degree you would get opportunities, Advance Course module Interaction with companies, internship and recognition to enter into desire field of Cyber Security . All the best.

B.Tech degree will give you more practical exposure and regarding your choice of Cyber security expert then I would like to suggest you that after graduation, if you opt for Masters then that will be more beneficial.