Information is Beautiful: Data Breaches (public)
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Entityalternative namestoryYEARrecords lostORGANISATIONMETHOD OF LEAKinteresting storyNO OF RECORDS STOLENDATA SENSITIVITYUNUSEDUNUSEDExclude1st source link2nd source link3rd sourcesource nameUNUSEDUNUSEDUNUSEDUNUSEDUNUSEDUNUSEDLink to individual studyLink to individual studyLink to individual studyLink to individual studyLink to individual studyLink to individual studyLink to individual studyLink to individual studyLink to individual studyLink to individual study
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update as of April 2016Elaboration if there's an interesting story or detail behind ityears are encoded (0=2004, 8 = 2012, 9 = 2013, 10=2014, 11=latest)context & leak size1. Just email address/Online information 20 SSN/Personal details 300 Credit card information 4000 Email password/Health records 50000 Full bank account detailsShow this item in the viz?
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AOLAmerican Online A former America Online software engineer stole 92 million screen names and e-mail addresses and sold them to spammers who sent out up to 7 billion unsolicited e-mails.092,000,000webinside job, hacked920000001http://money.cnn.com/2004/06/23/technology/aol_spam/http://www.msnbc.msn.com/id/8985989/#.UFcN8RgUwaACNN
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Ameritrade Inc.Computer backup tape containing personal information was lost. online broker1200,000financiallost / stolen media20000020http://www.nbcnews.com/id/7561268/
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Automatic Data ProcessingBusiness outsourcing, payrolls, benefits1125,000financialpoor security12500020http://abcnews.go.com/Technology/story?id=2160425&page=1#.UFcROxgUwaAABC
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Cardsystems Solutions Inc. Third-party payment processor for Visa, Mastercard, Amex, and DiscoverCardSystems was fingered by MasterCard after it spotted fraud on credit card accounts and found a common thread, tracing it back to CardSystems. An unauthorized entity put a specific code into CardSystems' network, enabling the person or group to gain access to the data. It's not clear how many of the 40 million accounts were actually stolen. 140,000,000financialhackedy40000000300http://www.msnbc.msn.com/id/8260050/ns/technology_and_science-security/t/million-credit-cards-exposed/#.UFiz7aRYtmgMSNBC
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CitigroupBlame the messenger! A box of computer tapes containing information on 3.9 million customers was lost by United Parcel Service (UPS) while in transit to a credit reporting agency.13,900,000financiallost / stolen media y3900000300http://www.nytimes.com/2005/06/07/business/07data.html?pagewanted=all&_moc.semityn.wwwNY Times
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AOLAmerican OnlineDurp. AOL VOLUNTARILY released search data for roughly 20 million web queries from 658,000 anonymized users of the service. No one is quite sure why.220,000,000webaccidentally publishedy200000001http://techcrunch.com/2006/08/06/aol-proudly-releases-massive-amounts-of-user-search-data/Tech Crunch
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Countrywide Financial CorpMortgage financer22,600,000financialinside job2600000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Hewlett PackardLaptop lost/stolen containing employee data: names, addresses, Social Security numbers, dates of birth and other employment-related information.2200,000tech, retaillost / stolen mediay20000020http://news.cnet.com/Laptop-with-HP-employee-data-stolen/2100-7348_3-6052964.html
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KDDIJapanese telecommunications operatorPress report: "Tokyo police have arrested two men for trying to extort nearly US$90,000 from KDDI Corp. The pair allegedly threatened to disclose the existence of storage media containing personal data belonging to four million KDDI customers prior to a shareholder meeting; however, KDDI alerted the police as soon as they were contacted by the blackmailers; the police monitored communications between KDDI and the pair for several weeks. "24,000,000telecomshackedy40000001http://www.computerworld.com/s/article/9001150/KDDI_suffers_massive_data_breachComputer World
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T-Mobile, Deutsche TelecomThieves got their hands on a storage device with the data, which included the names, addresses, cell phone numbers, and some birth dates and e-mail addresses for high-profile German citizens. The company said the records did not contain bank details, credit card numbers, or call data.217,000,000telecomslost / stolen media 170000001http://www.datalossdb.orghttp://www.informationweek.com/security/attacks/t-mobile-lost-17-million-subscribers-per/210700232Data Loss Database
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US Dept of Vet AffairsThe Veterans Affairs Department agreed to pay $20 million to settle a class action lawsuit over the loss of a laptop. The department originally took three weeks to report the theft. The laptop was recovered with the data apparently intact a month after it was reported stolen. But it is impossible to say with absolute certainty that the data was not accessed and copied. 226,500,000government, militarylost / stolen computer2650000020http://gcn.com/Articles/2009/02/02/VA-data-breach-suit-settlement.aspx
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City and Hackney Teaching Primary Care TrustHeavily encrypted disks containing details of children are lost by couriers.3160,000governmentlost / stolen media160,00020http://www.computerweekly.com/news/2240104003/Hackney-NHS-trust-encrypts-IT-equipment-following-loss-of-child-data
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Compass BankA former employee stole a hardrive containing 1m account details from the bank, then used it to defraud cutomers of nearly $32,000.31,000,000financialinside joby1000000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlhttp://www.computerworld.com/s/article/9072198/Programmer_who_stole_drive_containing_1_million_bank_records_gets_42_monthsITRC
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Dai Nippon PrintingJapanese printing companyA former contractor of Dai Nippon Printing Company in Tokyo, Japan stole 8.6 million records containing the personal data of customers of 43 of the company's clients. 38,637,405retailinside job86374051http://usatoday30.usatoday.com/tech/news/computersecurity/2007-12-30-data_n.htmUSA Today
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Driving Standards AgencyHard disk with details of candidates for the driving theory test was lost in a premises in Iowa by subcontractors. Only names, addresses and phone numbers. 33,000,000governmentlost / stolen media3,000,00020http://news.bbc.co.uk/1/hi/uk_politics/7147715.stm
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Driving Standards Agency,Details of candidates for the driving theory test were on a hard drive that went missing in the US. 33,000,000governmentlost / stolen media300000020http://news.bbc.co.uk/1/hi/uk_politics/7147715.stm
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Fidelity National Information ServicesEmployee sold customer information to a data broker, including names, addresses, birth dates, bank account and credit card information.38,500,000financialinside job8500000300http://www.pcworld.com/article/135117/article.html
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Gap IncStolen laptop which contained social security numbers, data on people who applied for positions at Gap stores, including Banana Republic and Old Navy, between July 2006 and June 2007.3800,000retaillost / stolen computer80000020http://www.pcworld.com/article/137865/article.htmlPC World
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Hannaford Brothers Supermarket ChainDelhaize Group: Hannaford Bros, Sweetbay, Food Lion, Bloom, Bottom Dollar, Harveys, Kash n' KarryAn estimated 4.2 million credit and debit card numbers were stolen.34,200,000retailhacked4200000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Monster.comJobs websiteA trojan virus stole log-ins that were used to harvest user names, e-mail addresses, home addresses and phone numbers. Soon after phishing e-mails encouraged users to download a Monster Job Seeker Tool, which was in fact a program that encrypted files in their computer and left a ransom note demanding money for their decryption.

31,600,000webhackedy160000020http://news.bbc.co.uk/1/hi/6956349.stmBBC
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TD AmeritradeUS online brokerTD Ameritrade settled a class action lawsuit to compensate as many as 6.3 million TD Ameritrade customers whose data was stolen by hackers costing the Nebraska online brokerage firm less than $2 per victim.36,300,000financialhacked63000001http://www.wired.com/threatlevel/2008/07/ameritrade-hack/Wired
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Texas LotteryData on more than 89,000 lottery winners (including names, Social Security numbers, addresses and prize amounts )were taken from the agency without permission by a former computer analyst who copied the password-free data. The employee added he wanted the information "for possible future reference as a programmer at other state agencies."389,000governmentinside job8900020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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TK / TJ MaxxLargest retail breach to dateHackers hacked a Minnesota store wifi network and stole data from credit and debit cards of shoppers at off-price retailers TJX, owners of nearly 2,500 stores, including T.J. Maxx and Marshalls. This case is believed to be the largest such breach of consumer information.394,000,000retailhacked94000000300http://www.zdnet.com/wi-fi-hack-caused-tk-maxx-security-breach-3039286991/http://www.msnbc.msn.com/id/17871485/ns/technology_and_science-security/t/tj-maxx-theft-believed-largest-hack-ever/#.UFi-HaRYtmgZD Net
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UK Revenue & CustomsHMRCA set of discs containing confidential details of 25 million child benefit recipients was lost.325,000,000governmentlost / stolen media 250000001http://news.bbc.co.uk/2/hi/uk_news/7103911.stmBBC News
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AT&TA laptop was stolen from a car containing unencrypted Social
Security numbers and bonus/salary info of AT&T employees.
4113,000telecomslost / stolen computery1130001http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Auction.co.krSouth Korea's largest online shopping site418,000,000webhacked18000000300http://www.darkreading.com/security/perimeter-security/211201111/hacker-steals-data-on-18m-auction-customers-in-south-korea.html
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BNY Mellon Shareowner ServicesWealth managementA back-up tape, containing over 12 million customers records were lost.412,500,000financiallost / stolen media 125000001http://www.wctv.tv/news/headlines/28132494.html?storySection=commentsITRC
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Chile Ministry Of EducationA computer hacker in Chile published confidential records belonging to six million people to illustrate the weakness of their security. 46,000,000governmentaccidentally published60000001http://news.bbc.co.uk/2/hi/americas/7395295.stmhttp://www.geek.com/articles/news/government-servers-in-chile-hacked-6-million-personal-records-made-public-20080514/BBC News
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Data Processors InternationalProvides merchant account establishment and Internet based credit card payment processing services45,000,000financialhacked50000001http://money.cnn.com/2003/02/18/technology/creditcards/CNN
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GS CaltexPrivate oil companyTwo multimedia discs containing the names, social security numbers, addresses, cell phone numbers, email addresses and workplaces of Korean customers sorted by age were stolen. They were found by an office worker in a backstreet’s trash pile in Seoul. Experts say a GS Caltex employee likely stole the information for personal purposes given there were no signs of hacking.411,100,000energyinside job1110000020http://www.datalossdb.orghttp://english.donga.com/srv/service.php3?biid=2008090631088Data Loss Database
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Jefferson CountyWest Virginia, US"Jefferson County Clerk Jennifer Maghan said she unveiled a new online search tool that enabled residents and business professionals to access nearly 1.6 million documents that are stored in her office via their home computers"41,600,000governmentaccidentally publishedy160000020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlhttp://www.journal-news.net/page/content.detail/id/511806.html?nav=5006ITRC
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Norwegian Tax Authorities"Tax authorities said they had accidentally sent CD-ROMs filled with the 2006 tax returns of nearly four million people living in Norway, a country of
just 4.6 million inhabitants, to the editorial staff at national
newspapers, radios and television stations."
43,950,000governmentaccidentally publishedy395000020http://infowatch.com/node/1289Info Watch
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RBS Worldpaythe U.S. payment processing arm of The Royal Bank of Scotland GroupThe hack primarily effected U.S. prepaid and the gift card issuing business of RBS Worldpay. Actual fraud has been committed on approximately 100 cards. Certain personal information of approximately 1.5 million cardholders and other individuals may have been affected and, of this group, Social Security numbers of 1.1 million people may have been accessed.41,500,000financialhacked150000020http://www.theregister.co.uk/2008/12/29/rbs_worldpay_breach/The Register
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Service Personnel and Veterans Agency (UK)Stolen USBs containing personal information about private lives of staff. 450,500governmentlost / stolen media5000020http://news.bbc.co.uk/1/hi/england/gloucestershire/7639006.stm
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Stanford UniversityTens of thousands of past and current Stanford University employees had personal information - including their dates of birth, Social Security numbers and home addresses - stored on the hard drive of a stolen university laptop.472,000academiclost / stolen computer7200020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlhttp://www.sfgate.com/bayarea/article/Stanford-employees-data-on-stolen-laptop-3281185.phpITRC
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StarbucksA laptop was stolen that contained private information on 97,000 employees, including names, addresses and Social Security numbers. Employees tried to sue Starbucks in California winning their case in the appeals court before losing in the higher federal court as they were unable to prove any cognizable harm or injury.497,000retaillost / stolen computery9700020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlhttp://privacyblog.littler.com/2011/01/articles/identity-theft/after-starbucks-laptop-is-stolen-alleged-victims-of-identity-theft-win-pyrrhic-victory/ITRC
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UK Home OfficePA Consulting lost an unencrypted memory stick containing details of high risk, prolific and other offenders.484,000governmentlost / stolen media8400020http://en.wikipedia.org/wiki/List_of_UK_government_data_losses
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UK Ministry of DefenceHard drive containing very sensitive details of Armed Forces personnel - passport & national insurance numbers, bank details etc - went missing. Loss was revealed during National Identity Fraud Prevention Week. 41,700,000governmentlost / stolen mediay170000050000http://news.bbc.co.uk/1/hi/uk_politics/7667507.stm
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University of MiamiThieves stole a briefcase containing data tapes out of a vehicle used by a private off-site storage company. Anyone who had been a patient of a University of Miami physician or visited a UM facility since 1999 is likely included on the tapes. The data included names, addresses, Social Security numbers and health information. 47,000 of these records may have included credit card or other financial information regarding bill payment.42,100,000academiclost / stolen computer2100000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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University of Utah Hospitals & Clinicsstolen data tapesThe data tapes were stolen by petty thieves from an employee's car. According to police reports the thieves tried - and failed - to view the tapes using a VHS player.42,200,000academiclost / stolen mediay22000004000http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Affinity Health Plan, Inc.A rented photocopier used to copy health records did not have its hard-drive wiped before its return. 5344,579healthcarelost / stolen media y3445794000http://security-hack1.blogspot.com/2010/04/affinity-health-plan-alerts-public.htmlhttp://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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AvMed, Inc.Two company laptops containing names, addresses, dates of birth, Social Security numbers and health-related information. 51,220,000healthcarelost / stolen computer122000020http://www.governmentsecurity.org/latest-security-news/laptop-theft-exposes-private-info-of-avmed-health-plansaapos-customers.htmlhttp://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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Blue Cross Blue Shield of TennesseeUS health insurance organizationA thief stole 57 hard drives from the closet of a BlueCross call center in Chattanooga, Tenn. Data on the stolen hard drives was encoded but not encrypted. Bluecross stated there was no evidence the information was accessed due to the specialized nature of the hardware stolen. 51,023,209healthcarelost / stolen media y102320920http://www.scmagazine.com/thief-steals-57-hard-drives-from-bluecross-blueshield-of-tennessee/article/162178/http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.htmlITRC
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CheckFree CorporationProvider of online banking, online bill payment and electronic bill payment services for the financial services industryCustomers who went to CheckFree's Web sites between 12:35 a.m. and 10:10 a.m. on the day of the attack were redirected to a Ukrainian Web server that used malicious software to try and install a password-stealing program on the victim's computer.55,000,000financialhackedy50000001http://www.computerworld.com/s/article/9125078/CheckFree_warns_5_million_customers_after_hackComputer World
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Health Net Largest US publicly traded managed health care companyA portable hard drive with seven years of personal and medical information on about 1.5 million Health Net customers was lost for six months before being reported. 51,500,000healthcarelost / stolen media y15000004000http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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HeartlandIndependent payment processorThe biggest credit card scam in history, Heartland eventually paid more than $110 million to Visa, MasterCard, American Express and other card associations to settle claims related to the breach.5130,000,000financialhackedy130000000300http://www.guardian.co.uk/technology/blog/2009/aug/24/hacking-law?INTCMP=SRCHhttp://money.cnn.com/2012/03/30/technology/credit-card-data-breach/index.htmGuardian
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Network SolutionsDomain name registration businessA large-scale infection of WordPress-driven blogs with malicious code led to the compromise of 573,000 debit and credit cards.5573,000techhacked573000300http://www.computerworld.com/s/article/9175783/Network_Solutions_sites_hacked_againhttp://voices.washingtonpost.com/securityfix/2009/07/network_solutions_hack_comprom.htmlITRC
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RockYou!Developer of online games (Zoo World/Zoo World 2) and advertising productsThe site did not allow users to use special characters or punctuation in their passwords and e-mailed user passwords in plain text. Hackers took advantage of these security lapses, using simple techniques to gain access to 32 million user accounts.532,000,000web, gaminghackedy320000004000http://techcrunch.com/2009/12/14/rockyou-hack-security-myspace-facebook-passwords/Tech Crunch
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University of California Berkeleydetails on students, alumni and others5160,000academichacked160000300http://www.msnbc.msn.com/id/30645920/ns/technology_and_science-security/t/hackers-breach-uc-berkeley-computers/#.UFjFaKRYtmgITRC
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US Dept of Defense"According to a report to Congress, assessment forms of 72,000 service members who returned from deployment to Iraq or Afghanistan between Jan 1, 2007 to May 31, 2008 were breached. The forms ask for the service member's SSN,. Name, date of birth."572,000militarylost / stolen media y7200020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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US MilitaryWithout first destroying the data the agency sent back a defective unencrypted hard drive for repair and recycling which held detailed records on 76 million veterans, including millions of Social Security numbers dating to 1972.576,000,000militarylost / stolen media y7600000020http://www.wired.com/threatlevel/2009/10/probe-targets-archives-handling-of-data-on-70-million-vets/ITRC
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US National GuardAbout 131,000 former and current Army Guard members potentially affected when a personal laptop owned by an Army Guard contractor was stolen. Database incuded names, Social Security Numbers, incentive payment amounts and payment dates.5131,000militarylost / stolen computery13100020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Virginia Dept. Of HealthAn extortion demand posted on WikiLeaks sought $10 million to return over 8 million patient records and 35 million prescriptions allegedly stolen from Virginia Department of Health Professions. All 36 servers were shut down to protect records.58,257,378government, healthcarehackedy82573784000http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Virginia Prescription Monitoring ProgramA hacker, who was never arrested, demanded a $10 million ransom for a breach effecting 530,000 Virginians. Social security numbers may have been taken. The data was found in a database containing 35 million prescription records.5531,400healthcarehackedy53140020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Ankle & foot Center of Tampa Bay, Inc.The information hacked included information such as patient names, social security numbers, date of birth, home addressees, account numbers, and healthcare services and related diagnostic codes.6156,000healthcarehacked1560004000http://www.phiprivacy.net/?p=5743http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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AT&TUS Telecoms companyDetails of iPad 3G users hacked from AT&T website, thought to include those of White House chief of staff Rahm Emanuel.6114,000telecomshackedy1140001http://www.guardian.co.uk/technology/2010/jun/10/apple-ipad-security-leak?INTCMP=SRCHGuardian
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BetfairUK gambling siteBetfair waited 18 months to report the breach of their online gambling site, alarming banking institutions and security experts. Betfair's systems breach, which occurred in March and April 2010, was not uncovered until this past May, when a server crashed.62,300,000webhacked2300000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Classified Iraq War documentsWikileaks6392,000governmentinside job39200020http://www.forbes.com/sites/andygreenberg/2010/10/22/wikileaks-reveals-the-biggest-classified-data-breach-in-history/
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Colorado governmentDepartment of Health Care Policy & Financing6105,470healthcarelost / stolen computer10547020http://www.databreaches.net/?p=12611http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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Educational Credit Management CorpUS student loan guarantorA contractor for the US Department of Education stole the records of 3.3 million people. Data included names, addresses, Social Security numbers and dates of birth of borrowers, but no financial or bank account information.63,300,000financiallost / stolen mediay330000020http://www.foxnews.com/us/2010/03/26/student-loan-company-data-m-people-stolen/ITRC
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Embassy CablesConfidential communications between 274 embassies in countries throughout the world and the State Department in Washington DC, between 1966-2010.Wikileaks6251,000governmentinside job25100050000http://wikileaks.org/cablegate.html
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Emergency Healthcare Physicians, Ltd.A Chicago emergency physician groupThe stolen portable hard drive is believed to have contained records from 2003 to 2006 that included patient names, addressees, phone numbers, birth dates, Social Security numbers, and, in some cases, drivers' license numbers.6180,111healthcarelost / stolen media1801114000http://www.healthcareinfosecurity.com/chicago-breach-affects-180000-a-2496http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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Gawker.comUS news and gossip blog network including Gawker.com Gizmodo.com Lifehacker.comHacked. 1.5 Million usernames, emails, passwords taken.61,500,000webhacked150000020http://www.guardian.co.uk/technology/2010/dec/13/gawker-hackers-passwords-twitter-wikileaks?INTCMP=SRCHhttp://www.mediaite.com/online/gawker-medias-entire-commenter-database-appears-to-have-been-hacked/Guardian
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JP Morgan ChaseIn 2007, the personal information of approximately 2.6 million current and former holders of a Chase-Circuit City credit card had been mistakenly identified as trash and thrown out in garbage bags outside five branch offices in New York.62,600,000financiallost / stolen media y2600000300http://www.pcworld.com/article/131453/article.htmlITRC
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Lincoln Medical & Mental Health Center130,495 patients lost their protected health information after seven CDs were lost in transit.6130,495healthcarelost / stolen media 1304954000http://www.phiprivacy.net/?tag=lincoln-medical-and-mental-health-centerhttp://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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New York City Health & Hospitals Corp.New York City Health & Hospitals Corporation's North Bronx Healthcare Network61,700,000healthcarelost / stolen media 17000004000http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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Ohio State University6760,000academichacked76000020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Puerto Rico Department of HealthDouble whammy. Two separate breaches. On September 3rd, 2010 data on 115,000 people was stolen from unauthorized access of an electronic device, on the 21st they reported an additional 400,000 records were hacked. 6515,000healthcarehacked5150004000http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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Seacoast Radiology, PAComputer gamers hacked a server at Seacoast Radiology in Rochester in search of more bandwidth in November to play Call of Duty: Black Ops. In the process they also gained access to personal records of the more than 230,000 patients of the health center.6231,400healthcarehackedy23140020http://www.fosters.com/apps/pbcs.dll/article?AID=/20110120/GJNEWS_01/701209744http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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South Shore Hospital, MassachusettsSouth Shore Hospital hired a contractor to destroy files no longer in use and lost the shipment. The back-up computer files possibly contained names, addresses, phone numbers, dates of birth, Social Security numbers, driver’s license numbers, medical record numbers, patient numbers, health plan information, protected health information including diagnoses and treatments. As well as bank account and credit card numbers for some. Patients, employees, physicians, volunteers, donors, vendors and other business partners were effected. 6800,000healthcarelost / stolen media 80000050000http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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Triple-S Salud, Inc.Puerto-Rican health insurance company6398,000healthcarelost / stolen media3980004000http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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US Federal Reserve Bank of ClevelandA Malaysian man has been charged with hacking into major U.S. corporations, including the U.S. Federal Reserve Bank of Cleveland and FedComp after U.S. Secret Service investigators found more than "400,000 stolen credit and debit card account numbers allegedly obtained by hacking into various computer systems of other financial institutions"6400,000financialhacked400000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
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US MilitaryWikileaks / Bradley Manning/Cablegate.WIKILEAKS!6260,000militaryinside joby26000050000http://www.guardian.co.uk/news/datablog/2010/nov/29/wikileaks-cables-dataGuardian
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Yale University643,000academicaccidentally published4300020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
78
178.comgaming website710,000,000webhacked100000001http://www.ehackingnews.com/2011/12/hackers-compromised-38-million-chinese.html
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Accendo Insurance Co. Mismailed letters which allowed some lines of sensitive information (medication name, date of birth, and member ID) to be visible through the envelope window. The mailings were addressed correctly and, to the knowledge of the company, were received by the intended recipients.7175,350healthcarepoor security1753504000http://www.databreaches.net/?p=19198http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
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Bethesda Game StudiosUS video game company (Elder Scrolls, Fallout 3)Hacking collective Lulzsec stole account information of 200,000 user.7200,000gaminghacked2000001http://www.pcworld.com/article/231215/lulzsec_a_short_history_of_hacking.htmlPC World
81
China Software Developer Network76,000,000webhacked60000001http://www.zdnet.com/blog/security/chinese-hacker-arrested-for-leaking-6-million-logins/11064
82
CitigroupLess than 1% of Citbank card holders' names, account numbers, and contact information such as e-mail addresses were stolen. Card security codes were not stolen. 7360,083financialhacked360083300http://www.pcworld.com/article/229891/Citigroup_Hack_Nets_Over_200k_in_Stolen_Customer_Details.htmlPC World
83
Countrywide Financial CorpEmployee convicted of downloading millions of borrower files and selling the information to other loan officers.mortgage lender72,500,000financialinside job250000020http://latimesblogs.latimes.com/money_co/2011/09/man-convicted-in-huge-countrywide-data-theft-gets-8-months-in-prison.html
84
Eisenhower Medical CenterCalifornia hospitalStolen computer contained data listing patients' names, ages, dates of birth, medical record numbers and the last four digits of their social security numbers.7514,330healthcarelost / stolen computer5143304000http://databreachinvestigation.blogspot.com/2011/04/thief-gets-away-with-eisenhower-medical.htmlhttp://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
85
Health Net - IBMData lost from HN servers managed by IBMSeveral server drives, containing personal information of former and current employees, went missing.71,900,000healthcarelost / stolen media 1900000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlhttp://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.htmlITRC
86
Honda CanadaNames, addresses and vehicle identification numbers were taken from the company’s eCommerce websites myHonda and myAcura7283,000retailpoor securityy28300020http://www.guelphmercury.com/news-story/2200845-honda-canada-hit-by-online-security-breach-283-000-car-owners-personal-data-stolen/
87
Massachusetts GovernmentMassachusetts Executive Office of Labor and WorkforceOver 1,500 departmental computers were infected with the W32.QAKBOT virus, a malicious program which “downloads additional files, steals information, and opens a back door on the compromised computer”. 7210,000governmentpoor securityy21000050000http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
88
Memorial Healthcare SystemFloridaAn employee of an affiliated physician’s office may have improperly accessed patient information through a web portal used by physicians who provide care and treatment at MHS. Specifically, patients’ names, dates of birth, and Social Security numbers.7102,153healthcarelost / stolen media10215320http://www.mhs.net/pdf/release071112.pdfhttp://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
89
Morgan Stanley Smith BarneyMorgan Stanley mailed a CD containing sensitive data about investors in tax-exempt funds and bonds to the New York State Department of Taxation and Finance. The package arrived at the building but when it arrived at the relevant desk the data CD was missing.734,000financiallost / stolen media y34000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
90
Nemours FoundationUS children's hospitalsA health care organization that runs children’s hospitals reported the loss of 1.05 million records when data backup tapes were lost.71,055,489healthcarelost / stolen media 10554894000http://zerosecurity.org/technews/past-three-years-over-21m-medical-record-breaches/http://www.hhs.gov/ocr/privacy/hipaa/administrative/breachnotificationrule/breachtool.html
91
Nexon Korea CorpPersonal data of subscribers to online game Maple Story was leaked.game developer713,200,000webhacked1320000020http://www.reuters.com/article/2011/11/26/us-korea-hacking-nexon-idUSTRE7AP09H20111126
92
NHSUK's national health service, govt fundedA laptop holding the unencrypted records of eight million patients went missing from an NHS store room and wasn't reported until 3 weeks later. 78,300,000healthcarelost / stolen media y83000004000http://www.techweekeurope.co.uk/news/nhs-researchers-lose-laptop-with-8m-patients-records-31810Tech Week
93
Oregon Department of Motor VehiclesSheriff's detectives arrested Tim Nuss for accessing an old Oregon Department of Motor Vehicles database. The DMV database was once sold to marketing companies, but the department stopped selling the information in the late 1990s. The sold data include the names, addresses, birth dates, gender and ages of people who registered with the DMV, but no financial information. 71,000,000governmentpoor security100000020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
94
Restaurant Depotfood, equipment, and supplies for restaurants7200,000retailhacked200000300http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtmlITRC
95
San Francisco Public Utilities Commission 7180,000governmenthacked1800001http://news.cnet.com/8301-27080_3-20068386-245/sf-utilities-agency-warns-of-potential-breach/
96
SegaInformation stolen during the hack includes names, birth dates, e-mail addresses and passwords from Sega Pass, a system for users interested in newsletters and for registering certain products. 71,290,755gaminghacked12907554000 http://www.zdnet.com/blog/gamification/sega-1-3-million-customer-records-hacked-lulzsec-promises-retribution/481ZD Net
97
Sony Online EntertainmentHacked by LulzSec. In addition to the Sony Playstation Network breach, compromised 77 million records. More than 23,000 lost financial data, according to Sony.724,600,000gaminghacked24600000300http://www.computerworld.com/s/article/9216343/Sony_cuts_off_Sony_Online_Entertainment_service_after_hackComputer World
98
Sony PicturesLulzSec hacking collective stated all of the information it took was unencrypted, “Sony stored over 1,000,000 passwords of its customers in plaintext." More than 1 million user accounts were compromised. An additional 75,000 music codes and 3.5 million coupons were also uncovered.71,000,000webhackedy10000001http://mashable.com/2011/06/02/sony-pictures-hacked/Mashable
99
Sony PSNRounding off a thoroughly unhappy year for Sony, their third breach saw the loss of 76,000,000 Sony PSN and Qriocity user accounts to hacking collective Lulzsec.777,000,000gaminghackedy770000001http://mashable.com/2011/05/31/sony-playstation-services-return/Mashable
100
Southern California Medical-Legal ConsultantsElectronic files containing names and social security numbers of approximately 300,000 individuals who have applied for California workers’ compensation benefits had been exposed to unauthorized access.7300,000healthcarehacked30000020http://www.idtheftcenter.org/artman2/publish/lib_survey/ITRC_2008_Breach_List.shtml
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Jan 2015 update
July 2013 update (old)