2012 — Cisco: Cisco's service provider Ernst & Young experienced…
Data compromised
Personal information
Technical writeup
Cisco's service provider Ernst & Young experienced a breach involving the information of current and former Cisco employees on March 26. On March 28, Cisco learned that a laptop with employee names, Social Security numbers, addresses, and the stock administration information of a select few had been stolen from an Ernst & Young employee's home.
Root cause
Portable device theft