Hello Devansh

I hope you are doing fine and good . With reference to your query, I would glad to inform you that IIT delhi is inviting applications for Post graudate program MTECH in cybersecurity from year 2021 only in the month of march applications was opened. On their official site , they  clearly said for admissions Candidates interested in the MTech programme must note that they need to be General Aptitude Test in Engineering (GATE) qualified.

Hope you found this answer helpful. Good luck for your future