Not all voices on the line are what they seem; some hide traps behind a friendly tone. Beware the 1600 Callers The Telecom Regulatory Authority of India (TRAI) has issued an important warning for mobile users: if you receive a call from a number starting with the 1600 series and the caller asks for an OTP or PIN, do not share it. According to TRAI, “Genuine service calls will never ask for confidential information over the phone.” This advisory comes in response to growing instances of phone-based fraud, where scammers impersonate banks, telecom providers, or other trusted organizations to trick users into revealing sensitive information. OTPs (One-Time Passwords) and PINs are often used to authorize transactions or access accounts, making them a prime target for fraudsters. By staying alert and refusing to disclose these details, users can protect themselves from potential financial or identity-related losses. How to Stay Safe TRAI recommends that the safest course of action is to end the call immediately if any suspicious requests are made. Users are also encouraged to report such calls through the TRAI DND App or directly via their telecom provider. By doing so, authorities can track, investigate, and take action against these…  ​Read MoreBusiness Archives – Trak.in – Indian Business of Tech, Mobile & Startups