An IISS Strategic Comment, which provides a good IMHO overview, starts:
..it is essentially a delaying tactic and has not dimmed the country’s resolve to develop nuclear capabilities..
and ends with:
Cyber sabotage is likely only to buy time for the international community to devise alternative policy responses to Iran’s nuclear programme. In the meantime, sanctions and negotiations are likely to remain their priority.
Link:http://www.iiss.org/publications/str...ear-programme/