University of Florida acknowledges third major data breach in three months. Names, dates of birth, SSNs and addresses of 330,000 Dentistry patients were exposed in November. University also says server used to support free e-mail service and to give faculty a way to host online course materials. A server intrusion was discovered last month during a routine systems review by a university IT staffer. It’s not clear when the system may have been compromised or how long an intruder had access to the data in it.”]