“Iran is claiming to have successfully deflected yet another large scale cyber attack on critical infrastructure in the country, this time targeted at its offshore oil installations.

A brief report on the Iranian Students’ News Agency site on Monday seemed to accuse Israel and China of being behind an attack on the National Iranian Offshore Oil Company (NIOOC), a subsidiary of the state-owned National Iranian Oil Company.”

Source:Iran says its infosec defences foiled oil hack • The Register