Personally Identifiable Information
nounid
3571·updated May 9, 2026verified
Any information about an individual maintained by an agency, including (1) any information that can be used to distinguish or trace an individual‘s identity, such as name, social security number, date and place of birth, mother‘s maiden name, or biometric records; and (2) any other information that is linked or linkable to an individual, such as medical, educational, financial, and employment information.
MWE
Attested in
NIST SP 800-171 Rev 3 - Protecting CUI in Nonfederal Systems
3.2.1 ¶ 4903.03.08.b ¶ 13.2.1 ¶ 503.2.2 ¶ 66
Classifications
Entity Type
Data92%llm-generatedllm:claude-haiku-4-5
Sensitivity
Regulated93%llm-generatedllm:claude-haiku-4-5
Information Class
Pii95%rule-basedr:info.pii.named.v1
Variants
- acronym
- PII
- synonym
- Personal Identification Information
- possessive
- Personally Identifiable Information's
Framework definitions
- §1
- Information which can be used to distinguish or trace an individual's identity, such as their name, social security number, biometric records, etc., alone, or when combined with other personal or identifying information which is linked or linkable to a specific individual, such as date and place of birth, mother’s maiden name, etc.
- §2 · sense_2_pending_review
- Any information about an individual maintained by an agency, including (1) any information that can be used to distinguish or trace an individual‘s identity, such as name, social security number, date and place of birth, mother‘s maiden name, or biometric records; and (2) any other information that is linked or linkable to an individual, such as medical, educational, financial, and employment information.
- §1
- Information which can be used to distinguish or trace an individual's identity, such as their name, social security number, biometric records, etc., alone, or when combined with other personal or identifying information which is linked or linkable to a specific individual, such as date and place of birth, mother’s maiden name, etc.
- §1
- Any information about an individual maintained by an agency, including (1) any information that can be used to distinguish or trace an individual‘s identity, such as name, social security number, date and place of birth, mother‘s maiden name, or biometric records; and (2) any other information that is linked or linkable to an individual, such as medical, educational, financial, and employment information.
- §1 · acronym list
- PII: Personally Identifiable InformationAttribution from the CKI glossary mapping stage (acronym list)
- §1 · legacy_primary
- Any information about an individual maintained by an agency, including (1) any information that can be used to distinguish or trace an individual‘s identity, such as name, social security number, date and place of birth, mother‘s maiden name, or biometric records; and (2) any other information that is linked or linkable to an individual, such as medical, educational, financial, and employment information.DR-088 backfill from the noun definition column
Outgoing relationships
- exactMatch
Incoming relationships
- exactMatch