450 million cyberattacks attempted on Japan Olympics infrastructure: NTT

From zdnet.com

The NTT Corporation, which provided wide-ranging telecommunications services and network security for the Olympic & Paralympic Games in Tokyo this summer, said there were more than 450 million attempted cyberattacks during the event in July. 

NTT officials said none of the attacks were successful and added that the games went on without a hitch. But the number of attacks was 2.5x the number seen during the 2012 London Summer Olympics.

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