2012 — Year in review
Years are assigned by disclosure date, falling back to discovery, then occurrence date.
Breach Census recorded 135 confirmed incidents in 2012. Incidents are assigned to a year by disclosure date, falling back to discovery, then occurrence date, and totals for the most recent years can still grow as new sources are confirmed and published.
Professional Services was the most common sector, with 2 of the 3 incidents that had a sector assigned.
The most-reported jurisdictions were US-CA (126), US-WI (8), and US-DE (1).
By sector
| Sector | Confirmed incidents |
|---|---|
| Unclassified | 132 |
| Professional Services | 2 |
| Finance | 1 |
Top jurisdictions
| Jurisdiction | Confirmed incidents |
|---|---|
| US-CA | 126 |
| US-WI | 8 |
| US-DE | 1 |
Questions and answers
How many confirmed data breaches were disclosed in 2012?
Breach Census recorded 135 confirmed data breach incidents for 2012, assigned by disclosure date, falling back to discovery, then occurrence date.
Which sector reported the most breaches in 2012?
Professional Services reported the most confirmed breaches in 2012, with 2 of the 3 incidents that had a sector assigned.