Last week, Facebook-owned WhatsApp said it was filing a federal complaint in the US against Israeli technology firm NSO Group
The messaging app, which has about 400 million users in India, has been testing its payments service in the country since last year with about a million users
Once launched, Facebook's WhatsApp Pay would directly compete with players such as Alphabet's Google Pay, Walmart owned PhonePe, Amazon Pay and Alibaba-backed Paytm in India
Waging an all-out war against WhatsApp Pay, Paytm's founder Vijay Shekhar Sharma had earlier alleged that Facebook is the "most evil company" in the world
Facebook was earlier forced to retreat on its plan to own India's internet traffic due to opposition to Free Basics
NPCI, however, stays silent on the key issue of two-factor authentication; sources, however, claim that WhatsApp will play by rules