In the elections in the Indian state of Uttar Pradesh, BJP, the party which is presently in power in the centre, won with a huge majority. Some from the opposition parties have argued that the EVMs may have been tampered with.
Narendra Modi, the present Prime Minister of India, was accused of using non-authoirzed EVMs in 2010 during the local elections in the state of Gujarat while he was a chief minister there. The EVMs were shown to be giving incorrect results.
In an earlier research done in 2010 by researchers from NetIndia, University of Michigan and a non-profit in Netherlands specializing in electronic voting related issues, the security of the electronic voting machines was found to be inadequate.