Any data that can be linked to individual subjects involving medical information, personal financial information, social security numbers, and any information the disclosure of which outside the research could reasonably place the subjects at risk of criminal or civil liability or be damaging to the subjects' financial standing, employability, [..]

Any data that if lost, stolen or exposed could harm an individual or an organization and should be protected by unauthorized access.

Regulatory mandates in some locations, for example the European Union (EU), require that information systems provide a means of protecting data when operating on sensitive data. Any data that could directly or indirectly depict "Who did what when?" may be considered personally identifiable or sensitive data.

Certain personal data are more sensitive than others. An individual's name and address are rather innocent data, but this does not hold true for his political opinions, sexual preferences or judi [..]

Sensitive Data includes: · Social Security Numbers or other government-issued identifiers;