ISO/IEC 27050-1:2019
ISO/IEC 27050-1:2019 is the overview and concepts part of the electronic discovery series: the terminology of ESI, custodians, legal holds, spoliation, provenance and chain of custody; the issues and cost drivers to weigh in advance, the objectives and the five foundation principles of competency, candour, cooperation, completeness and proportionality; governance with its risk, compliance and privacy aspects; ICT readiness through long-term retention, confidentiality and controlled destruction of ESI; planning and budgeting a project; the types (active, inactive, residual, legacy), sources (custodian, non-custodian, potentially excluded) and representations (native, near-native, image, hardcopy) of ESI and non-ESI material; the seven process elements of identification, preservation, collection, processing, review, analysis and production; and presentation, chain of custody and provenance. Informative: no requirements; the requirements are in part 3, the governance guidance in part 2 and technical readiness in part 4.
ISO/IEC 27050-1:2019 is a compliance framework from International with 4 domains and 37 controls that map to 156 other frameworks. The largest domains are Clause 6: Overview of electronic discovery – ISO/IEC 27050-1:2019 (15 controls), Clause 7: Electronically Stored Information (ESI) – ISO/IEC 27050-1:2019 (12 controls), Clause 8: Electronic discovery process – ISO/IEC 27050-1:2019 (8 controls). Every control below carries what it requires and what an assessor expects to see.
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Framework Domains (4)
Clause 6: Overview of electronic discovery – ISO/IEC 27050-1:2019
| Code | Title |
|---|---|
| iso-iec-27050-1-2019::6.1 | Background: why electronic discovery matters and what the series does |
| iso-iec-27050-1-2019::6.2 | Basic concepts: the issues to consider in advance |
| iso-iec-27050-1-2019::6.3 | Objectives of electronic discovery |
| iso-iec-27050-1-2019::6.4.2 | Competency |
| iso-iec-27050-1-2019::6.4.3 | Candour |
| iso-iec-27050-1-2019::6.4.4 | Cooperation |
| iso-iec-27050-1-2019::6.4.5 | Completeness |
| iso-iec-27050-1-2019::6.4.6 | Proportionality |
| iso-iec-27050-1-2019::6.5.2 | Risk and environmental factors |
| iso-iec-27050-1-2019::6.5.3 | Compliance and review |
| iso-iec-27050-1-2019::6.5.4 | Privacy and data protection |
| iso-iec-27050-1-2019::6.6.2 | Long-term retention of ESI |
| iso-iec-27050-1-2019::6.6.3 | Maintaining ESI confidentiality |
| iso-iec-27050-1-2019::6.6.4 | Destruction of ESI |
| iso-iec-27050-1-2019::6.7 | Planning and budgeting an electronic discovery project |
Clause 7: Electronically Stored Information (ESI) – ISO/IEC 27050-1:2019
| Code | Title |
|---|---|
| iso-iec-27050-1-2019::7.2.2 | Active data |
| iso-iec-27050-1-2019::7.2.3 | Inactive data |
| iso-iec-27050-1-2019::7.2.4 | Residual data |
| iso-iec-27050-1-2019::7.2.5 | Legacy data |
| iso-iec-27050-1-2019::7.3.2 | Custodian data sources |
| iso-iec-27050-1-2019::7.3.3 | Non-custodian data sources |
| iso-iec-27050-1-2019::7.3.4 | Potentially excluded sources of ESI |
| iso-iec-27050-1-2019::7.4.2 | Native formats |
| iso-iec-27050-1-2019::7.4.3 | Near-native formats |
| iso-iec-27050-1-2019::7.4.4 | Image (near-paper) formats |
| iso-iec-27050-1-2019::7.4.5 | Hardcopy |
| iso-iec-27050-1-2019::7.5 | Non-ESI as part of discovery |
Clause 8: Electronic discovery process – ISO/IEC 27050-1:2019
| Code | Title |
|---|---|
| iso-iec-27050-1-2019::8.1 | Overview of the electronic discovery process |
| iso-iec-27050-1-2019::8.2 | ESI identification |
| iso-iec-27050-1-2019::8.3 | ESI preservation |
| iso-iec-27050-1-2019::8.4 | ESI collection |
| iso-iec-27050-1-2019::8.5 | ESI processing |
| iso-iec-27050-1-2019::8.6 | ESI review |
| iso-iec-27050-1-2019::8.7 | ESI analysis |
| iso-iec-27050-1-2019::8.8 | ESI production |
Clause 9: Additional considerations – ISO/IEC 27050-1:2019
| Code | Title |
|---|---|
| iso-iec-27050-1-2019::9.1 | Presentation of ESI |
| iso-iec-27050-1-2019::9.2 | Chain of custody and provenance |
Your Compliance Coverage
If you comply with ISO/IEC 27050-1:2019, you already cover:
ISO/IEC 27011:2024
2%
1 controls mapped
Compare →WCAG 2.2
2%
1 controls mapped
Compare →W3C Verifiable Credentials (VC) Data Model 2.0
2%
1 controls mapped
Compare →+ 153 more: Vietnam Law on Cybersecurity (No. 116/2025/QH15) (2%), USMCA Chapter 19 - Digital Trade (United States-Mexico-Canada Agreement) (2%)
See all 156 mapped frameworks ↓Maps to 156 other frameworks
Coverage is not the same as your position
This page shows what ISO/IEC 27050-1:2019 overlaps with in general. Where your organisation actually stands, against the standard you are going for and the certifications you already hold, is a different question. Same graph and the same recorded refutations, scoped to you rather than to a pair.
The Compliance Position Diagnostic, $5,000 fixed, ten business daysWhat is ISO/IEC 27050-1:2019 and who does it apply to?
ISO/IEC 27050-1:2019 is a compliance framework from International with 4 domains and 37 controls. ISO/IEC 27050-1:2019 is the overview and concepts part of the electronic discovery series: the terminology of ESI, custodians, legal holds, spoliation, provenance and chain of custody; the issues and cost drivers to weigh in advance, the objectives and the five foundation principles of competency, candour, cooperation, completeness and proportionality; governance with its risk, compliance and privacy aspects; ICT readiness through long-term retention, confidentiality and controlled destruction of ESI; planning and budgeting a project; the types (active, inactive, residual, legacy), sources (custodian, non-custodian, potentially excluded) and representations (native, near-native, image, hardcopy) of ESI and non-ESI material; the seven process elements of identification, preservation, collection, processing, review, analysis and production; and presentation, chain of custody and provenance. Informative: no requirements; the requirements are in part 3, the governance guidance in part 2 and technical readiness in part 4. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
What does ISO/IEC 27050-1:2019 actually require?
ISO/IEC 27050-1:2019 has 37 controls organised across 4 domains. The largest domains are Clause 6: Overview of electronic discovery – ISO/IEC 27050-1:2019 (15 controls), Clause 7: Electronically Stored Information (ESI) – ISO/IEC 27050-1:2019 (12 controls), Clause 8: Electronic discovery process – ISO/IEC 27050-1:2019 (8 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
If I already comply with another framework, how much of ISO/IEC 27050-1:2019 do I already cover?
ISO/IEC 27050-1:2019 maps to 156 other compliance frameworks. The top mapping partners are ISO/IEC 27011:2024 (2% coverage), WCAG 2.2 (2% coverage), W3C Verifiable Credentials (VC) Data Model 2.0 (2% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I implement ISO/IEC 27050-1:2019?
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