ISO/IEC 19794-14:2022
Information technology — Biometric data interchange formats — Part 14: DNA data
Information technology — Biometric data interchange formats — Part 14: DNA data
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 135
- Дата публикации:
- 14 октября 2022 г.
- Издание:
- ISO/IEC IS 19794 edition 2 version 1
- ICS:
- 35.240.15
This document specifies a data interchange format for the exchange of deoxyribonucleic acid (DNA) data for person identification or verification technologies that utilize human DNA. Consideration of laboratory procedures is out of scope of this document. This document provides the ability for DNA profile data to be exchanged and used for comparison (subject to privacy regulations) with DNA profile data produced by any other system that is based on a compatible DNA profiling technique and where the data format conforms to this document. This document is intended to cover current forensic DNA profiling or typing techniques that are based on short tandem repeats (STRs), including STRs on the X chromosome (X-STRs) the Y chromosome (Y-STRs), as well as mitochondrial DNA. A single DNA profile for a subject can contain data resulting from more than one of these different DNA techniques. This document enables data from multiple DNA techniques to be presented in a single DNA profile for a given subject. This document has been prepared in light of ongoing efforts to reduce human involvement in the processing (enrolment and comparison) of DNA. In anticipation of the data format requirements for automated DNA techniques, this document describes a format for both processed and raw (electrophoretic) DNA data. A normative XML schema definition (XSD) is provided in Clause A.1 for the syntax of DNA data XML documents. In Clause A.2, there is a sample DNA data XML document. This document is not intended for any other purposes than exchange of DNA for biometric verification and identification of individuals. In particular, it is not intended for the exchange of medical and other health-related information. This document also specifies elements of conformance testing methodology, test assertions and test procedures as applicable to this document. It establishes test assertions pertaining to the structure of the DNA data format (Type A Level 1 as defined in ISO/IEC 19794-1:2011/Amd. 1:2013) and test assertions pertaining to internal consistency of the values contained within each field (Type A,ind Level 2 as defined in ISO/IEC 19794-1:2011/Amd. 1:2013). This document also specifies test assertions pertaining to the content of DNA data XML documents (Level 3 as defined in ISO/IEC 19794-1:2011/Amd. 1:2013). The successful completion of Level 1 and Level 2 is a prerequisite for carrying out the tests at Level 3. The conformance testing methodology specified in this document does not establish: — tests of other characteristics of biometric products or other types of testing of biometric products (e.g. acceptance, performance, robustness, security); — tests of systems not claimed to conform to the requirements of this document.
Abstract
Overview
ISO/IEC 19794-14:2022 defines a standardized data interchange format for human DNA data used in biometric identification and verification. The standard enables interoperable exchange of DNA profiles (including processed and raw electrophoretic data) between systems that use compatible DNA‑profiling techniques. It is focused on forensic and identity use cases - not medical or other health-related information - and excludes laboratory procedural requirements.
Key technical topics and requirements
- Supported DNA techniques: short tandem repeats (STRs), including autosomal STRs (aSTRs), X‑STRs, Y‑STRs, and mitochondrial DNA. A single profile can contain data from multiple techniques.
- Data encodings: normative XML schema definition (XSD) for DNA data documents is provided (Annex A) together with sample XML encodings.
- Raw and processed data: format supports both processed allele calls and raw electrophoretic data to support automated processing and reduced human intervention.
- Conformance testing: defines test assertions and procedures mapped to ISO/IEC 19794‑1 conformance levels:
- Type A Level 1 - structural validation (schema/format).
- Type A,ind Level 2 - internal consistency of field values.
- Level 3 - content/semantic tests for DNA XML documents (Level 1 & 2 must pass before Level 3).
- Interoperability aids: Annexes include DNA kit identifiers (C), locus names (D, G), pedigree/kinship interoperability tests (E), additional interoperability tests (F), and conformance methodology (B).
- Privacy & scope: explicitly excludes exchange of medical/health data and notes that national privacy regulations (e.g., encryption, access controls) may apply.
Practical applications and users
Who benefits:
- Forensic laboratories and crime‑scene investigators exchanging DNA profiles across agencies
- Law enforcement agencies operating national or international DNA databases
- Biometric system and forensic software vendors implementing interoperable DNA profile import/export
- Disaster Victim Identification (DVI) teams, immigration authorities, and kinship/paternity testing services (subject to legal privacy constraints) Practical uses:
- Cross‑system DNA profile comparisons and database searches
- Automated DNA processing workflows that incorporate raw electrophoretic data
- Interoperability testing and conformance verification of biometric products handling DNA data
Related standards and context
- Part of the ISO/IEC 19794 biometric data interchange series; relies on ISO/IEC 19794‑1 (framework and conformance concepts).
- References ISO/IEC 2382‑37 (biometrics vocabulary) and ISO 3166 country codes.
Keywords: ISO/IEC 19794-14:2022, DNA data format, DNA XML schema, biometric data interchange, STR, Y-STR, X-STR, mitochondrial DNA, forensic DNA profiling, conformance testing, DNA interoperability.
Технические детали
- Технический комитет
- ISO/IEC JTC 1/SC 37 - Biometrics
- SKU
- ISO/IEC 19794-14:2022
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