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Largest Data Breaches in Recent History
10. March 17th, 2008
Hannaford Bros. Supermarket Chain (Portland, ME)-
4.2 million credit card numbers and debit card numbers are compromised when malware is loaded on the servers of 300 stores. This results in 2,000 known cases of fraud and affects all 165 stores in the Northeast, 106 stores in Florida, and a smaller number of independent grocery stores.
9. January 6th, 2009
CheckFree Corporation (Atlanta, GA)
5 million records are potentially affected when hackers take control over the company’s Internet domain and redirect customer traffic to a malicious web site that tries to install malware in individuals’ computers. While the company estimated 160,000 customers were initially exposed, CheckFree took precautions to warn additional customers since they operated bill payment services in a number of other financial institutions.
8. September 14th, 2007
TD Ameritrade Holding Corporation (Omaha, NE)
Contact information for 6.3 million customers (names, email, phone, home addresses, and possible Social Security numbers) is exposed when the company’s database is hacked
7. July 3rd, 2007
Fidelity National Information Services (Certegy Check Services Inc.) (Jacksonville, FL)
A database analyst at the company steals customer records impacting 8.3 million total records containing credit card numbers, bank accounts, and other personal information.
6. March 26th, 2008
Bank of New York Mellon (Pittsburgh, PA)
As many as 12.5 million customer records containing personal information including names, Social Security numbers, and possibly bank account numbers, are affected when the company loses a box of computer data tapes that were in transit to a storage facility.
5. May 22nd, 2006
U.S. Dept of Veteran’s Affairs (Washington, DC)
At least 17.5 million veterans were put at risk when information was stolen from a VA employee’s home. The information, including names, Social Security numbers, date of birth, and some phone numbers and addresses, was held on a laptop and storage device.
4. June 16th, 2005
CardSystems (Tucson, AZ)
A security breach at a third-party processor of payment card transactions potentially impacts over 40 million credit card accounts, containing names, card numbers, and card security codes.
3.January 17th, 2007
TJ Stores (TJX) (Framingham, MA)
A security breach into its computer systems that process and store customer transactions compromised 45.7 million credit and debit card account numbers. While the company reported these numbers, court filings in a case brought by banks stated that the actual number of accounts affected by the thefts topped 94 million.
2. October 2nd, 2009
U.S. Military Veterans
When a defective hard drive was sent for repair and recycling before destroying sensitive data, nearly 76 million records dating back to 1972 were impacted. These records contained personal, sensitive information, including Social Security numbers.
1. January 20th, 2009
Heartland Payment Systems
A malicious software compromised card data across the company network impacting more than 130 million credit card and debit card numbers from Heartland and Hannaford.
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