A leak of Aadhaar data can influence the outcome of an election, the Supreme Court said today, continuing its exploration of the matter amid the huge controversy over the illegal use of Facebook data in the US elections. Last week, the court had expressed concerns about the possible misuse of data of 1.3 billion Indians. It drew a sharp response from the Aadhaar authority UIDAI, who said "Aadhaar data is not an atom bomb".