Facebook-owned instant messaging app WhatsApp is mulling a foray into digital payment services in India (Editor's note: the link is paywalled; alternate source ), its first such offering globally, and has advertised to hire a digital transactions lead in the country. From a report on The Ken:Aadhaar is a controversial database that has biometric information of more than 1.2 billion people in India. WhatsApp, used by over a billion people, has more than 200 million active users in India.