While the tag-teaming antics of LulzSec and Anonymous made many a security news headline during the last year, arguably the repeated hacking of Sony
The story began with Sony closing its PSN and Qriocity online services a day after it discovered that an unknown hacker or hackers penetrated three firewalls to get inside Sony's system and steal data on all 77 million registered accounts. Estimates of the total number of accounts affect range up to 100 million.

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The link for this article located at Computer World is no longer available.