By George Curta · Last updated 2026-05-28
anonym.legal vs Microsoft Purview
Microsoft Purview DSPM is an enterprise data security posture management solution that discovers, protects, and investigates sensitive data risks across Microsoft environments including AI apps and agents. anonym.legal is a PII anonymization platform with reversible encryption, 285+ entity types, and user-level tools for transforming data before sharing with AI.
Learn more about Microsoft Purview
Feature Comparison
| Feature | anonym.legal | Microsoft Purview |
|---|---|---|
| PII Detection | Yes | Check |
| PII Redaction/Anonymization | Yes | Not found |
| Reversible Encryption | AES-256-GCM | Not found |
| Entity Types | 285+ | Not documented |
| Languages Supported | Yes | Not documented |
| DSPM / Data Discovery | No | Check |
| GenAI / AI Apps Coverage | Yes | Check |
| REST API | Yes | Not documented |
| MCP Server | Yes | Not found |
| Chrome Extension | Yes | Not found |
| Office Add-in | Yes | Not found |
| Desktop App | Yes | Not found |
| EU Data Residency | Germany (Hetzner) | Azure regions available |
| Starting Price | Free / €3/mo | Microsoft 365 E5 / Add-on |
| Zero-Knowledge Auth | Yes | — |
Comparison based on publicly available information. "Not found" indicates feature not documented on product page. Last updated February 2026.
Why Choose anonym.legal
Posture vs. Transformation
Purview monitors your data security posture. anonym.legal actively transforms sensitive data with anonymization, encryption, and redaction.
Vendor Independence
Purview is Microsoft-centric. anonym.legal works anywhere with any AI tool, with no Microsoft dependency and guaranteed German data residency.
External AI Protection
anonym.legal protects data shared with ChatGPT, Claude, and other external AI via browser extension and MCP Server. Purview focuses on internal Microsoft AI apps.
Zero-Knowledge Security
Your password never leaves your device. Even if our servers were breached, your credentials remain safe.
When Microsoft Purview DSPM Might Be Better
Frequently Asked Questions
What is the main difference between Microsoft Purview DSPM and anonym.legal?
Microsoft Purview DSPM is a data security posture management solution focused on discovery, monitoring, and governance within Microsoft environments. anonym.legal is an active transformation tool that anonymizes, encrypts, and redacts PII for use with any AI tool.
Can I use both solutions together?
Yes. Purview can monitor your data security posture across Microsoft apps. Meanwhile, anonym.legal can protect data before sharing with external AI tools like ChatGPT or Claude.
Do I need Microsoft 365 E5 for Purview DSPM?
Purview DSPM is typically part of Microsoft 365 E5 or available as an add-on. anonym.legal offers transparent pricing starting at €3/month with no enterprise licensing required.
What about non-Microsoft environments?
anonym.legal works with any environment and any AI tool. It's vendor-agnostic with guaranteed EU data residency. Purview is designed for Microsoft ecosystems.
Which solution handles reversible anonymization?
anonym.legal offers AES-256-GCM reversible encryption allowing you to restore original values. Reversible anonymization is not documented as a Purview DSPM feature.
Does anonym.legal offer zero-knowledge authentication?
Yes. anonym.legal uses zero-knowledge authentication with Argon2id and HKDF. Your password is processed on your device — only a mathematical proof is sent to the server, never the actual password.
Try anonym.legal Free
Start protecting sensitive data today with 285+ entity types, 48 languages, and reversible encryption.
About this page
We update this page when our platform or the law changes.
Read our founder note for how we work.
Each change shows up in the timestamp at the top.
Related reading
- Common questions
- Glossary
- How tokens work
- Security posture
- Where we comply
- What we detect
- Case studies
- Release notes
We follow these rules
- GDPR (EU 2016/679).
- ISO/IEC 27001:2022.
- NIS2 (EU 2022/2555).
- HIPAA safe harbor under 45 CFR § 164.514(b)(2).
Our promise
We do not sell your data.
We do not train models on your text.
We store your files in Germany.
You can delete your account at any time.
You own your work.
Where we run
Our servers live in Falkenstein, Germany.
We use Hetzner. They hold ISO 27001 certification.
All data stays in the EU.
Backups run every day.
Need help?
Email support@anonym.legal.
We reply within one business day.
How we test
We run a full check suite on every release.
Each surface gets its own sweep script and report.
Human reviewers spot-check the output each week.
We track recall and precision on a labelled set.
Bad runs block the deploy.
What we never do
- We never sell your information to third parties.
- We never train models on what you upload.
- We never keep your work after you delete it.
- We never share keys with any outside firm.
- We never run ads inside the product.
Plans in plain words
We sell credits, not seats.
One credit covers one short job.
Long jobs use a few credits each.
You can top up at any time.
Unused credits roll over each month.
Read the plans page for current rates.
Who built this
A small team of engineers and lawyers built this.
We ship from Europe and work in the open.
Our founder note spells out why we started.
Where to start
- Open the web app and try a sample file.
- Learn how credits get counted.
- See current plans and limits.
- Meet the team behind the product.
How the parts fit
A browser add-on cleans text inside Chrome.
A Word plug-in handles drafts in Office.
A small desktop tool works on whole folders.
An agent protocol link feeds large models safely.
All four share one core engine and one rule set.
Words from our team
We started this work after a lunch about cookies.
One friend kept getting odd ads on her phone.
We asked why a court file leaked through a draft.
We sketched the first build on a napkin that week.
By month three we had a tiny demo for a friend.
She used it on her first case the next day.
Common questions we hear
Can the tool read scanned PDFs? Yes, with OCR.
Does it work on long files? Yes, in small chunks.
Can I roll my own rule set? Yes, save it as a preset.
Does it run offline? The desktop build runs offline.
Do you keep my files? No, the cloud build wipes after each run.
Will it learn from my work? No, we never train on inputs.
A short tour of the workflow
Upload a file or paste a snippet of prose.
Pick the entities you want gone from the draft.
Choose a method: replace, mask, hash, encrypt, or redact.
Press run and watch the side panel show each hit.
Skim the result and tweak any rule that misfired.
Save the cleaned file or send it to a teammate.