The government must slap penalty on anyone using Aadhaar data for purposes other than public services, whistle-blower Edward Snowden has said. Addressing an event via video-conference, he said that if Indian government was serious about implementing Aadhaar for public good, it must ensure "criminal penalty" against anyone misusing the data.

Mass surveillance system would look like Aadhaar as it creates systemisation of society, he told the fifth edition of 'Talk Journalism' event organised here last weekend.