personally identifiable information definition
Personally identifiable information (PII), or Sensitive Personal Information (SPI), as used in US privacy law and information security, is information that can be used on its own or with other information to identify, contact, or locate a single person, or to identify an individual in context.hen a person wishes to remain anonymous, descriptions of them will often employ several of the above, such as a 34-year-old white male who works at Target. Note that information can still be private, in the sense that a person may not wish for it to become publicly known, without being personally identifiable.