# Least Authority privacy rating

Berlin security consultancy that audits cryptographic protocols, blockchain systems, wallets and privacy software, and develops open-source privacy tools.

## Summary

Least Authority scores 93 out of 100 (grade A) on the security audit firms criteria. It meets 3 of 4 criteria: publishes full reports, audits open-source projects and no trackers on website. It partly meets public research. It is based in Germany: Fourteen Eyes member; EU member (GDPR). Automated tests: SSL Labs grade A+ and Mozilla HTTP Observatory grade B.

- Website: https://leastauthority.com
- Jurisdiction: Germany. Fourteen Eyes member. EU member (GDPR).
- Home page trackers: none found
- Category: [Security audit firms](https://privacyratings.com/security-audit-firms/)
- Grade: A (93/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Publishes full reports | Yes | The published audits page lists many full client reports each year. | https://leastauthority.com/security-consulting/published-audits/ |
| Audits open-source projects | Yes | Published audits cover many open-source projects, such as Zcash Zebra for the Zcash Foundation, Holochain and the White Noise Marmot protocol. | https://leastauthority.com/blog/audit-of-zcash-nu6-1-network-upgrade/ |
| Public research | Partial | Publishes the MoonMath Manual on zk-SNARKs and some open-source privacy software, but few advisories. | https://leastauthority.com/community-matters/moonmath-manual/ |
| No trackers on website | Yes | No third-party trackers. Self-hosted Matomo runs with cookies disabled and stores only a masked IP address. | https://leastauthority.com/privacy-policy/ |

Source: https://privacyratings.com/security-audit-firms/least-authority/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/security-audit-firms/least-authority.md