Is Microsoft Authenticator Safe?
Microsoft Authenticator — Nerq Trust Score 59.0/100 (C grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-04-02.
Use Microsoft Authenticator with some caution. Microsoft Authenticator is an iOS app with a Nerq Trust Score of 59.0/100 (C), based on 3 independent data dimensions. It is below the recommended threshold of 70. Security: 70/100. Popularity: 60/100. Data sourced from App Store metadata, privacy labels, permissions analysis, and developer history. Last updated: 2026-04-02. Machine-readable data (JSON).
Is Microsoft Authenticator safe?
CAUTION — Microsoft Authenticator has a Nerq Trust Score of 59.0/100 (C). It has moderate trust signals but shows some areas of concern that warrant attention. Suitable for development use — review security and maintenance signals before production deployment.
What is Microsoft Authenticator's trust score?
Microsoft Authenticator has a Nerq Trust Score of 59.0/100, earning a C grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for Microsoft Authenticator?
Microsoft Authenticator's strongest signal is security at 70/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.
What is Microsoft Authenticator and who maintains it?
| Author | Microsoft Corporation |
| Category | ios |
| Source | N/A |
Microsoft Authenticator Across Platforms
Same developer/company in other registries:
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Safety Guide: Microsoft Authenticator
What is Microsoft Authenticator?
Microsoft Authenticator is a iOS app — Use Microsoft Authenticator for easy, secure sign-ins for all your online accounts using multi-factor authentication, passwordless, or password autofill. You also have additional account management op.
How to Verify Safety
Check App Store privacy labels. Review permissions. Look up developer.
You can also check the trust score via API: GET /v1/preflight?target=Microsoft Authenticator
Key Safety Concerns for iOS apps
When evaluating any iOS app, watch for: excessive permissions, data collection, in-app purchases, age appropriateness.
Trust Assessment
Microsoft Authenticator has a Nerq Trust Score of 59/100 (C) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.
Key Takeaways
- Microsoft Authenticator has a Trust Score of 59/100 (C).
- Review carefully before use — below trust threshold.
- Always verify independently using the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 70/100 |
| Privacy | 65/100 |
| Reliability | 70/100 |
| Transparency | 50/100 |
| Maintenance | 60/100 |
Based on 5 dimensions. Data from App Store metadata, privacy labels, permissions analysis, and developer history.
What data does Microsoft Authenticator collect?
Microsoft Authenticator is published by Microsoft Corporation on App Store, with approximately 618,652 downloads.
Privacy score: 65/100. Users should review the app's privacy labels (available on the App Store listing) to understand what data categories are collected, including identifiers, usage data, and location information.
Before granting permissions, check whether the app requests access to camera, microphone, contacts, or location — and whether each permission is necessary for the app's core functionality.
Full analysis: Microsoft Authenticator Privacy Report · Privacy review
Is Microsoft Authenticator secure?
Security score: 70/100. This meets the recommended security threshold for production use.
Nerq monitors this entity against NVD, OSV.dev, and registry-specific vulnerability databases for ongoing security assessment.
Full analysis: Microsoft Authenticator Security Report
Microsoft Authenticator Across Platforms
Same developer/company in other registries:
How we calculated this score
Microsoft Authenticator's trust score of 59.0/100 (C) is computed from App Store metadata, privacy labels, permissions analysis, and developer history. The score reflects 5 independent dimensions: security (70/100), privacy (65/100), reliability (70/100), transparency (50/100), maintenance (60/100). Each dimension is weighted equally to produce the composite trust score.
Nerq analyzes over 7.5 million entities across 26 registries using the same methodology, enabling direct cross-entity comparison. Scores are updated continuously as new data becomes available.
This page was last reviewed on April 02, 2026. Data version: 1.0.
Full methodology documentation · Machine-readable data (JSON API)
Frequently Asked Questions
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Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.