Hello, You need to learn every part of computers to develop a skill set to build a career in cyber security in India. 

First of all, you must have to know the various types of operating systems with the underlying hardware, software development, server side scripting, networking, networking protocols and connectivity Thereafter you have to get legal certifications such as EC - Council Certified Ethical Hacker, CISSP from ISC2, CISA and CISM from ISACA, CCNA/CCNP/CCIE (Security) From Cisco.

Along with this, you must have to gain strong linux knowledge.

After that you can visit this link for building your career in Cyber Security in India which is given below:

Http://www.icalab.com/

Thank you, best of luck.