CSIT may refer to:

Education

• Carleton School of Information Technology

• Chhatrapati Shivaji Institute of Technology

Cyber Security

• The Centre for Secure Information Technologies (CSIT)

Computing

• Computer Science Information Technology

Other uses

• Channel state information at the transmitter, wireless communication term

• Coral Sea Islands Territory, an external territory of Australia

• CSIT - International Workers and Amateurs in Sports Confederation ()