"define personally identifiable information"

What is PII? Spoken as "pee-eye-eye".

Personally identifiable information (commonly, PII) is data which can identify a person, on its own or when combined with other data.

PII is a type of sensitive information. Any type of sensitive information, if lost or disclosed, would harm the owner of that information.


Information Technology (IT) Glossary
This is a focused list of definitions, published to help our readers understand what we mean in our simple language guides on techniques and IT.