DoT Orders SIM Linking For OTT Apps Like WhatsApp, Telegram: What It Means For Users

Last Updated: November 30, 2025, 07:46 IST DoT has directed OTT platforms such as WhatsApp, Telegram, Snapchat, Signal and others to implement mandatory SIM binding for user accounts DoT Mandates SIM Binding The Department of Telecommunications (DoT) has directed popular over-the-top (OTT) messaging platforms such as WhatsApp, Telegram, Snapchat, Signal and others to implement mandatory SIM binding for user accounts, a move aimed at curbing the surge in online fraud and digital arrests, the Economic Times (ET) reported. Under the directive issued on November 28, OTT platforms have been given a 90-day deadline to ensure that their apps remain linked to the active SIM number present in the user’s device. Failure to comply could invite penal action under existing telecom cybersecurity regulations, according to ET. Recommended Stories The new rules also mandate that web and desktop versions of these apps must log users out every six hours, requiring fresh authentication through QR code pairing. The DoT said this step is necessary to prevent misuse of messaging platforms on devices where no SIM is present — a loophole that has been exploited for cross-border cybercrime. According to ET, the decision follows nearly a year of consultations between DoT officials and OTT
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