0Biggest Security BreachesUpdated Jul. 13, 2017 7:05PM EDT / Published Jul. 06, 2011 9:00PM EDT Johnny Green 1. Sony Playstation Network/Sony Online EntertainmentKATSUMI KASAHARA 2. TRW, Sears RoebuckRON SCHWANE 3. Heartland Payment Systems 4. TJX CompaniesElise Amendola 5. RockYou Inc. 6. CardSystemsJOHN MILLER 7. TD AmeritradeMark Lennihan 8. Virginia Department of Health Professions 9. RBS WorldPayJohnny Green 10. GawkerMCMULLAN CO/SIPA
1. Sony Playstation Network/Sony Online EntertainmentKATSUMI KASAHARA 2. TRW, Sears RoebuckRON SCHWANE 3. Heartland Payment Systems 4. TJX CompaniesElise Amendola 5. RockYou Inc. 6. CardSystemsJOHN MILLER 7. TD AmeritradeMark Lennihan 8. Virginia Department of Health Professions 9. RBS WorldPayJohnny Green 10. GawkerMCMULLAN CO/SIPA