IBM

Disclosed May 15, 2007Unverified

Vendor loses tapes with SSNs of IBM employees, mostly former

Computer tapes with Social Security numbers, birth dates and addresses of IBM employees, mostly former workers, went missing in transit from a contractor's vehicle.

What is known

People affected	Not stated in the sources we have
Disclosed	May 15, 2007
Attack	Vendor breach
Data exposed	Social Security numbersDates of birthAddressesEmployment
Sector	Tech · US
Status	Unverified: not yet confirmed by an official notice, a filing or the organization

Sources

Newsweb.archive.org

Privacy Rights Clearinghouse: A Chronology of Data Breaches (archived December 2008)

Notices filed

TotalMay 15, 2007

ResearchCount not stated

Other breaches at IBM

Breach, details not statedExposed names and health records. Reported to the HHS archive.1.9M affectedHealthcareUSApr 14, 2011

History of this record

Added2026-09-25

First recordedby seedSource

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

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