Chandrasekaran Pandurangan is a computer scientist and academic professor of the Computer Science and Engineering Department at Indian Institute of Technology - Madras (IITM). He mainly focuses on the design of pragmatic algorithms, graph theory and cryptography. Pandu Rangan was born on September 20, 1955 to S.R. Chandrasekharan in Madras, India. He is married and has two children. Pandu Rangan completed his B.Sc. from University of Madras in 1975. After obtaining B.Sc, he received his M.Sc. from the same university in 1977. He completed his PhD from IISc, Bangalore in 1984. Pandu Rangan has published over two hundred research papers in the following areas of computer science and engineering:

• Restricting the problem domain
• Approximate algorithm design
• Randomized algorithms
• Parallel and VLSI algorithms
• Applied cryptography
• Secure multi-part computation
• Game theory and
• Graph theory

Problems of practical interest in graph theory, combinatorics and computational geometry were his main interests in research. In cryptology his current focus is on secure message transmission and provable security of cryptographic protocols / primitives.