Hardware & Networking

The syllabus for Cyber Security varies for different courses. Take a look at the generic course curriculum for online Cyber Security courses.

Source - Multiple external/official sites, data may vary.

BSc Cyber Security is a 3-years, full-time programme offered by prestigious universities across India. It aims at making a student competent in both theoretical and functional aspects of Cyber Security. You can pursue the course after completing your Class 12 in the PCM stream and computer science.
BE/BTech Cyber Security is a 4 years, full-time programme offered by renowned universities all over India. It focuses on an extensive understanding of Cyber Crime, Network Security, Intrusion, Detection, and Prevention applications, along with the Design and Evaluation of Algorithms. 

Some popular cyber security degree courses are offered as distance course and their respective time duration are mentioned in the table given below -

Data source - multiple external/official sites on the web, may vary.

Yes there are many good colleges that offer four year courses for B.Tech in CS. You can get in through management or the state engineering entrance exam. 

There are about 156 Ethical Hacking colleges in India. Out of these,  32 colleges are owned by the Private sector and the Public sector owns 7. Some of the popular ethical hacking colleges in India are S.S. Jain Subodh Pg College, Gujarat University, IANT- Institute of Advance Network Technology, IZee Business School, Rayat Bhara University, Pillai College of Arts, Commerce and Arts, and many more. About 67 colleges ethical hacking course fee ranges < INR 1 lakh. 

Ethical Hacking is a kind of hacking but it is legal in nature, it is used for security purposes aiming towards fixing the weak links in the system and networks so that intruders cannot cause harm the information and programs in our system. Key concepts of Ethical hacking are hacking methodologies, vulnerability assessment, penetration testing, social engineering, all conducted with proper authorization and within legal boundaries. Ethical hackers also focus on reporting vulnerabilities and providing remediation advice to organizations.

Ethical hacking professionals are rare to find due to the skill gap in the market, which makes it likely to land a good pay scale if you happen to crack interviews by showcasing your ethical hacking skillset. Honestly, the ethical hacking certification might add weight to your resume, but it's always advisable to pair that up with a full-fledged course or degree in IT.

Sure, it is quite possible to opt a Diploma in Cyber Forensics and Information Security after 10 th standard in India. Such Diploma courses are provided in many Polytechnic and private training institutes. These courses aim at delivering the basic skills and knowledge in cybersecurity, digital forensics and information security as entry-level preparation before the start of the studies in that area or before the start of the professional career (entry-level courses). The criteria to be eligible normally include at least 35-40 per cent marks in your 10th grade examination.

Some common Cybersecurity Threats are mentioned in the table below -