Your marks in the class twelve examination is impressive and I hope you will put in the same vigorous effort in your subsequent studies.
Though you have the inclination for cyber - securities, cyber - investigation and law etc, these courses can be taken up with passing the certificate examination and for that, you may contact some prominent institutes offering you better guidance in this field.
What I want to stress upon is to have a minimum graduation degree in your commerce stream with high scorings and such scoring will enable you to qualify in the competitive test for Artificial - intelligence and can go ahead with the course provided the institution is the prominent one.
The other areas where you can get lucrative jobs in Banking - sectors with your hard working for the test of Probationary - officers, LIC executive trainees or Management trainees in some reputed organisations like SAIL, DVC, ONGC etc.
If intended for the perusal of Post - graduation in commerce, you may take up the same keeping in eye for obtaining a Doctorate - degree in your commerce line. In the mean while, after your M.Com examination, you can appear for NET but the condition is that you need to secure a minimum of 55 percent marks so as to eligible for NET test and later Ph.D can be attained.
You can even go in for MCA from a reputed institute so as to have your sound - opening in the IT industries.
There are varied choices after graduation, choose wisely according to your own inclination.