Answer: Department of Telecommunications (DoT)
Notes: The Department of Telecommunications (DoT) has made Sanchar Saathi app mandatory on all new or imported mobile phones in India to improve digital safety. It is developed by the Department of Telecommunications (DoT) as a security and awareness platform for mobile users in India. Sanchar Saathi is a security and awareness platform available as a mobile app and web portal for public use. It helps users manage digital identity, report fraud, and protect mobile devices from cyber risks.
