On Thursday, Iranian Communications Minister Mohammad Javad Azari-Jahromi told the official IRNA news agency that a new programme would prevent further hacker attacks from the malware that targeted the defence facilities of the country.
"Iran's University scientists have developed a firewall for industrial automation systems to neutralise industrial sabotage such as that caused by Stuxnet in power networks, and it was successfully tested", he said.
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Various reports suggested that the Stuxnet virus had been developed by US and Israeli intelligence services to sabotage Iran's nuclear programme. No country, however, has taken responsibility, neither for creating the virus nor for carrying out the attack.