Is Duo Safe?

Duo — Nerq Trust Score 46.2/100 (D grade). Score based on 2 independent trust signals. Last analyzed: 2026-03-25

Duo is a Chrome extension with a Nerq Trust Score of 46.2/100 (D), based on 3 independent data dimensions. Last analyzed: 2026-03-25 Security: 90/100. Popularity: 0/100. Data sourced from Chrome Web Store metadata, permissions analysis, developer verification, and update history. Last updated: 2026-03-25. Machine-readable data (JSON).

Duo Across Platforms

Same developer/company in other registries:

Safety Guide: Duo

What is Duo?

Duo is a Chrome extension — Chrome extension: duo.

How to Verify Safety

Review permissions carefully. 'Read all data on all websites' is high risk.

You can also check the trust score via API: GET /v1/preflight?target=duo

Key Safety Concerns for Chrome extension

When evaluating any Chrome extension, watch for: excessive permissions, data harvesting, permission creep.

Measured Signals

Duo has a Nerq Trust Score of 46/100 (D). This score is a composite of automated measurements of security, maintenance, community, and quality signals.

Key Takeaways

• Duo has a Trust Score of 46/100 (D).
• The score is a measured composite — it is not a suitability judgment. Evaluate the individual signals against your own requirements.
• Query the current measured values via the Nerq API.

Disclaimer: Nerq trust scores are automated measurements based on publicly available signals. They are not endorsements, verdicts, or guarantees of suitability. Always evaluate the signals against your own requirements.