New Delhi, Oct. 8 -- Phone services major Bharti Airtel's managing director and vice chairman Gopal Vittal on Wednesday raised concerns about increasing regulatory overreach in the telecom sector despite its limited role in areas such as digital trust and security.

Speaking at the India Mobile Congress, the telecom industry's flagship annual event, Vittal said that telecom operators are being disproportionately burdened with regulations compared to other players in the digital ecosystem.

He also reiterated the need for further tariff hikes in the industry and said Airtel is exploring alternative revenue streams.

"Most regulators today globally, not just in India, are focused on the telecom sector, which is a very small part of the surf...