India wants three lakh kilometres of ‘Colour Shift Security Thread’ to print its currency notes but has specified to global contractors that such a job should be fire-walled from any operations with Pakistan and China, including the exclusion of nationals from the two countries. The ‘Colour Shift Security Thread’ is a major security feature to ensure the authenticity of a currency note to distinguish it from counterfeit ones. Government sources say the source of all counterfeit Indian currency is mainly Pakistan, with links to China in certain cases. A government document reviewed by News18 stipulates that the supply job be...