South Korea Driver's License Number
Detects South Korea driver's license number patterns. This pattern is based on a Microsoft Purview built-in sensitive information type. Users already running Purview may prefer to enable the built-in SIT directly, or use this version as a starting point for customisation.
- Type
- regex
- Engine
- universal
- Confidence
- medium
- Confidence justification
- Medium confidence: pattern has structural constraints but corroborative keywords are recommended to reduce false positive rates. Added context gating and exclusion rules improve precision and reduce incidental matches.
- Detection quality
- Verified
- Jurisdictions
- kr
- Frameworks
- ISO 27001, ISO 27701
- Data categories
- pii, government-id
- Scope
- narrow
- Risk rating
- 6
- Platform compatibility
- Purview: Compatible, GCP DLP: Compatible, Macie: Compatible, Zscaler: Compatible, Palo Alto: Compatible, Netskope: Compatible
Pattern
\b\d{2}-\d{2}-\d{6}-\d{2}\bCorroborative evidence keywords
driver, licence, license, driving, DL, ID number, identification, ID card, permit, registration, certificate, field, column, row, entry, record, value, form, register, database (+20 more)
Proximity: 300 characters
Should match
12-34-567890-12— Standard South Korean driver's license format98-76-543210-98— Another valid formatted Korean license number01-02-034567-08— Valid format with leading zeros
Should not match
12-34-56789-12— Too few digits in third group (5 instead of 6)123-34-567890-12— Too many digits in first group (3 instead of 2)template example placeholder record identifier— Template/sample context should be excluded even when anchor words are present
Known false positives
- Generic numeric sequences matching the driver's license format appearing in unrelated contexts. Mitigation: Require corroborative evidence keywords within the proximity window to confirm driver's license context.