---
id: "krrrn"
kind: "datatype"
status: "stable"
is_pii: true
categories: ["pii", "persons"]
country: ["KR"]
langs: ["ko"]
quality: 50
url: "http://registry.apicrafter.io/datatype/krrrn"
---

# Korean RRN by field name (`krrrn`)

Korean RRN by field name identifier

- Personal data (PII): yes
- Categories: Personally identifiable information (pii), Person related (persons)
- Countries: South Korea (KR)
- Languages: Korean (ko)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^[0-9]{6}-[0-9]{7}$
```

## Mappings

- dpv: `pd:OfficialID`
- presidio: `KR_RRN`
- purview: `South Korea resident registration number`
- stdnum: `kr.rrn`

## Metacrafter rules

4 rules: 2 match the field name, 2 match values.

- `krrrnfield` (field, `kr/kr_persons.yaml`)
- `krrrnvalue` (data, `kr/kr_persons.yaml`)
- `kr_pii_krrrnfield` (field, `pii/kr/kr_pii.yaml`)
- `kr_pii_krrrnvalue` (data, `pii/kr/kr_pii.yaml`)

## Supported by tools

- `awsglue`
- `azureailanguage`
- `databricks`
- `dataprep`
- `metacrafter`
- `microsoftpurview`
- `nightfall`
- `presidio`
- `pythonstdnum`

## Quality

Score 50/100. Missing: longer description, examples, negative example, source link, translation.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/krrrn.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/KR/persons/krrrn.yaml>