Data masking and data loss prevention policy
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For information owners, privacy specialists and technology owners to approve masking and loss-prevention rules, coverage, exceptions, monitoring and response.
- Document type
- Policy
- Format
- DOCX
- Pages
- 10
- Language
- English
- Version
- 1.0
- Updated
- 2026-09-15
- Category
- Information security
- Licence
- Internal use
Description
For information owners, privacy specialists and technology owners to approve masking and loss-prevention rules, coverage, exceptions, monitoring and response.
Contents
- Document control
- Purpose of this policy
- Select a data representation for the authorized task
- Test transformed data across actual use processes
- Map visible and blind data-movement processes
- Select detection methods by information type
- Set response by context and consequence
- Set lawful and proportionate monitoring conditions
- Control originals, mapping data, and unmasking
- Set narrow, time-bound exceptions
- Tune false positives without creating blind spots
- Test the observation pipeline before relying on alert volume
- Assess suspected data loss as facts develop
- Evidence and limits on conclusions
- Related data-protection policies and procedures
- Test one high-consequence data flow
Version history
- v1.015/09/2026