Iran responded to Koran burnings in Sweden last year with a massive hack of a messaging service, Swedish authorities said on Tuesday. Iranian hackers took over a major SMS service of a Swedish company and sent around 15,000 messages in Swedish calling for them to take “revenge” for the burning of Islam’s holy book, the Swedish Prosecution Authority said. Senior prosecutor Mats Ljungqvist said the operation was carried out by Iran’s paramilitary Islamic Revolutionary Guard Corps. Several of the hackers had been identified by the Swedish Security Service, he said. The aim of the operation was to…