WhatsApp row: In 2019, SC suggested regime to find originators of messages In the Delhi High Court, WhatsApp has challenged the new IT law on message traceability, calling it illegal because it violates citizens' essential privacy By IANS WhatsApp security flaw The Facebook-owned instant messenger, WhatsApp in the Delhi High Court has challenged the new IT rule over the traceability of messages and termed it unconstitutional, as it breaches the basic privacy of citizens. However, in September 2019, the Supreme Court had said it was imperative that there is a regime to find out originators of messages, and it may be necessary to get such information from the intermediaries.