But he's frustrated that Nato has yet to attack those particular sites.
Ch Supt Rob Nixon said false rumours circulated on social networking sites preceded the attack, which is not being treated as faith-based.
But that means the problem is even harder to solve: Most of the hundreds of thousands of sites targeted in the attack still remain vulnerable and will likely be targeted again.
Jewish sites in France have come under attack in recent weeks in violence linked to the Middle East.
An American intelligence official told me that he had learned of the purported attack, and others, by monitoring rebel Web sites.
This is the latest attack by apparently sophisticated hackers targeting high-profile sites.
Logging on to sites such as Twitter while they are under attack only makes the situation worse because it adds to the overloading of the system, he said.
"The name server that is authoritative for Microsoft's Web sites might have crippled under a Denial of Service attack, " he said.
Botnets can send spam and flood Web sites with countless requests for information, a cyber attack also known as distributed denial of service.
So says the BBC, that the internet is currently suffering under the largest cyber-attack yet known and that this is slowing down traffic and sites right across the internet.
FORBES: The Biggest Cyber-Attack Ever Is Slowing Down The Internet
The attack was only detected, according to Mr Mutton, because such high profile sites were chosen to be impersonated.
Media said the sites of the Defense and Education Ministry as well as banks had come under attack the night before but they were mostly repelled.
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