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What's kind of things have security experts concern.
John everything from the how activists making the lights go out and an event soared to them taking down the -- -- ATM machines around Olympic sites.
Court -- -- activists with the political bent trying to get a point across and here's what one former hacker said about that risk.
The target I think would be probably the Olympic scoreboards could you imagine the played activists would get if they could somehow.
Break in the systems that control the scoreboards and post -- messages.
So I think that would definitely be a likely target.
-- -- is a French company in charge another 1111000.
Computers and servers at the games.
And that company -- done over 200000 hours of testing of the systems including testing its response to simulated cyber attacks.
And more than 3500 engineers and computer experts are monitoring the cyber networks at the Olympic Games.
A NATO's executive vice president tells Reuters quote it would be quite complicated to get into this network without being detected.
The network can never be 100% but it's close to 100%.
John NATO says it expects up to fourteen million possible cyber attacks each day of the games fourteen million.
-- today crazy number Molly Henneberg banks.
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