Ernst & Young cloud migration error exposes 4TB backup
A cloud migration error at Ernst & Young left a database of about 4TB publicly exposed online. The exposed data was a SQL Server backup stored on Microsoft Azure and contained company secrets.
Key facts
- Affected organisation
- Ernst & Young
- Incident type
- Data breach
- Occurred / detected
- Not confirmed
- Scale of damage
- Database of about 4TB containing company secrets
- Cause / method
- SQL Server backup publicly exposed due to a cloud migration error
- Location
- United Kingdom
If your data was exposed
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organisation’s official website or app.
Timeline
- It was reported that a cloud migration error at Ernst & Young had exposed a database of about 4TB online.
- The exposed data was identified as a SQL Server backup on Microsoft Azure.
- A security firm claimed that Ernst & Young data had been publicly exposed on Azure.
5 related reports
- EY subject of whopping 4TB data breach following cloud migration error
- EY reportedly leaked a massive 4TB database online - exposing company secrets online for all to see
- EY Exposes 4TB SQL Server Backup Publicly on Microsoft Azure
- Ernst & Young (EY) Exposes 4TB Database Online - What Went Wrong?
- Massive Ernst & Young Data Leak Exposed Publicly on Microsoft Azure, Cyber Firm Claims
Other incidents at Ernst & Young
Hack of Ernst & Young's external support system exposes client tax data
Impact: Client personal information including tax and financial data and Social Security numbers
Ernst & Young's external IT support ticketing platform was hacked, exposing clients' personal information including tax and financial data and Social Security numbers. Ernst & Young disclosed the breach and launched an investigation, and a class action was later filed. ShinyHunters claimed responsibility for the attack and threatened to publish the stolen data.
Related reports: 22 · last report →
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.