Vietnam Citizen Identity Card Number

Name: Vietnam Citizen Identity Card Number
Creator: TestPattern Community
License: https://opensource.org/licenses/MIT

Detects Vietnam Citizen Identity Card numbers (Căn cước công dân / CCCD). Modern chip-card numbers are 12 digits beginning with 0, embedding gender/century and place-of-birth codes.

Type: regex
Engine: boost_regex
Confidence: medium
Confidence justification: Medium confidence: twelve-digit zero-prefixed numbers appear in other systems; Vietnamese identity keywords are required.
Jurisdictions: vn
Regulations: Cybersecurity Law (Vietnam), Personal Data Protection Decree 13/2023
Frameworks: ISO 27001, ISO 27701
Data categories: pii, government-id
Scope: narrow
Risk rating: 9
Platform compatibility: Purview: Compatible, GCP DLP: Compatible, Macie: Compatible, Zscaler: Compatible, Palo Alto: Compatible, Netskope: Compatible

Pattern

\b0\d{11}\b

Corroborative evidence keywords

CCCD, căn cước, CMND, citizen identity, ID number, identification, ID card, license, permit, registration, certificate

Proximity: 300 characters

Should match

001234567890 — 12-digit CCCD leading 0
079123456789 — Alternate province-coded CCCD
031987654321 — Third CCCD example

Should not match

101234567890 — Leading 1 not used for CCCD
00123456789 — Only 11 digits
0012345678901 — 13 digits

Known false positives

Phone or customer IDs that are 12 digits starting with 0. Mitigation: Require CCCD/căn cước/CMND keywords.

References

VNeID national identity portal

Collections

Coverage Phase 1 Priority Identifiers