Target's credit card breach affected 40 million accounts, and 70 million customers had personal information stolen. Here are the top five credit card hacks of all time.
More on hacking
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Welcome to the Age of Hacks
Why are we all getting hacked? It's simple economics.
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Home Depot tells shoppers they'll be OK
Home Depot, faced with the possibility it was hacked, is assuring customers they're off the hook if their credit card data was stolen.
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Obamacare site hacked but nothing taken, HHS says
Hackers silently infected a Healthcare.gov computer server this summer. But the malware didn't manage to steal anyone's data, federal officials say.
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'Delete' doesn't mean delete
The naked photo you took on your phone -- and deleted -- is still around, somewhere.
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