# O3.9 Establish robust data delinking mechanisms

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{% tab title="Principle" %}
[O3 Ensure data privacy by design](https://safedpi.gitbook.io/safeguards/universal-dpi-safeguards-framework/principles/operational-principles/o3-ensure-data-privacy-by-design)
{% endtab %}

{% tab title="Risk" %}
[RS2 Digital insecurity](https://safedpi.gitbook.io/safeguards/universal-dpi-safeguards-framework/risks/risks-to-safety)

[RS1 Privacy Vulnerability ](https://safedpi.gitbook.io/safeguards/universal-dpi-safeguards-framework/risks/risks-to-safety)
{% endtab %}

{% tab title="Life Cycle Stage" %}
[L2 Strategy and Design](https://safedpi.gitbook.io/safeguards/universal-dpi-safeguards-framework/responsible-authorities/r3-donor/l2-strategy-and-design-old)
{% endtab %}
{% endtabs %}

## Practices

> * Develop data delinking as part of compliance with national privacy laws, for example Singapore's Personal Data Protection Act.

## Resources

<table data-view="cards"><thead><tr><th></th><th></th><th></th></tr></thead><tbody><tr><td></td><td><mark style="color:yellow;"><strong>Case Study</strong></mark></td><td>( to come soon..)</td></tr><tr><td></td><td><mark style="color:yellow;"><strong>References</strong></mark></td><td><a href="https://www.pdpc.gov.sg/-/media/Files/PDPC/PDF-Files/Other-Guides/Guide-to-Anonymisation_v1-(250118).pdf">Personal Data Protection Commission Singapore (2018). Guide to Basic Data Anonymisation Techniques;</a></td></tr></tbody></table>