The PhD in Computer Science in India is a post-graduate degree awarded by the Indian Institute of Technology Bombay to students with a minimum of a Master’s degree in Computer Science. The degree is awarded to students who show high levels of proficiency in computer science, and demonstrate a clear research interest in the field. The degree has been around since 1986, and is one of the few in the world.
Source: https://www.dituniversity.edu.in/doctoral/phd-in-computer-science-engineering