The founder and Chairman of the Wipro group comes in at number three. Premji is one of the czars of India’s software industry, having guided Wipro for over 4 decades to make it the behemoth it is today. In 2013, he gave away 25 per cent of his personal wealth to charity, and has also pledged to give away another 25% over the next 5 years .
Bengaluru-based IT giant Wipro has received an anonymous email threatening a biological attack on its campuses in the city if Rs. 500 crore, in bitcoins, is not paid by May 25. The sender in the email has threatened to use a natural toxin, Ricin, through food served in cafeterias or drones or on toilet seats. The email, with a payment link and the sender has even claimed to send a two gram sample in coming days to one of the Wipro's offices.