Data governance & privacy
Presidio
MIT-licensed SDK, originally from Microsoft and now transitioning to community ownership, that detects PII in text, images and structured data using recognizers, regex, rules and checksums, then anonymizes it with configurable operators. It is a developer library with no policy console, access control, lineage or audit features.
open_source · generally available · Research snapshot 2026-09-06
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Data governance & privacy
Useful conversation with: Software engineer, Privacy engineer, Data scientist.
Ask for a demonstration
Show me a custom recognizer added to Presidio that detects our internal customer ID format and anonymizes it in a prompt before an LLM call.
Capabilities and evidence
Support labels reflect the supplied research. Documentation and vendor claims are not independent product tests. “Not established” means the researcher did not find support; it does not prove a capability is absent.
Documented by provider
Provides identification and anonymization modules covering PII de-identification in text, images and structured or semi-structured data, using predefined or custom recognizers based on named entity recognition, regular expressions, rule-based logic and checksums.
Limit: Neither page states accuracy benchmarks or production support commitments.
Source s1 · Source s2
Documented by provider
The repository is published under the MIT license.
Limit: Licensing of any downstream hosted service is not covered.
Source s1
Documented by provider
The project documentation states Presidio is transitioning to a community-owned project and has moved to a new documentation site.
Limit: Governance structure, maintainers and long-term support commitments are not stated.
Source s2
Limitations to discuss
- No access control, lineage, consent or audit capability; it is a detection and anonymization library only.
- Ownership transition means the future maintenance model is uncertain.
- The old microsoft.github.io/presidio docs URL now redirects, which can confuse procurement.
Sources
- microsoft/presidio: An open-source framework for detecting PII · GitHub · official repository
Access date reported by researcher: 2026-09-06 - Presidio · Presidio project · official docs
Access date reported by researcher: 2026-09-06
Listing does not imply partnership, supplier status, a working DutyGraph integration, or a compliance certification.
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