Airtel CEO Gopal Vittal warns customers against cyber frauds, asks not to download third party apps In a letter to Airtel's subscribers Vittal has noted the ways in which fraudsters are trying to lure customers into either paying for VIP numbers or downloading third-party apps to hack into the account details. Yasmin Ahmed | May 21, 2021 | Updated 13:05 IST Highlights Airtel CEO Gopal Vittal has warned the telcos subscribers against cyber frauds. He noted that with the increasing number of online transactions, the number of frauds have increased. He noted that Airtel does not ask users to download third party apps or provide VIP numbers.