About 75,000 members of The Dental Network, an HMO owned by CareFirst BlueCross BlueShield, had their personal data posted on the company's website for two weeks in February due to a technical error.

What type of personal information? Names, Social Security numbers, addresses, birth dates. Most of the victims live in Maryland and Washington, D.C.

What was the response? The company has offered affected individuals one year of free credit monitoring.

Details:Nobody has misused the information so far. The company detected the breach on Feb. 20 and alerted members in a March 10 letter. No medical data was exposed.

Quote:"The risk...should be taken seriously." - CareFirst spokesman Michael Sullivan

Source:baltimoresun.com, The Baltimore Sun, "Patient data exposed online," March 26.