9 of the worst security breaches ever

LinkedIn's password debacle doesn't even scratch the surface. No one is safe it seems -- and even the mightiest companies are vulnerable to a shrewd hacker's code.

Beware the hacker. As technology evolves, one would think security is keeping up. Not exactly. If history is anything to go by, getting hacked -- sometimes more than once -- is inevitable. In the last week alone, two tech companies came under fire when Russian hackers reportedly published 6 million LinkedIn user passwords; eHarmony experienced a similar cyber attack, possibly by the same group. Here's a look at some of the biggest security breaches over the last 10 years.

JP Mangalindan, writer @FortuneMagazine - Last updated June 08 2012: 3:14 PM ET
Join the Conversation