Is App Check Safe?
App Check — Nerq Trust Score 85.2/100 (A grade). Based on analysis of 2 trust dimensions, it is considered safe to use. Last updated: 2026-04-01.
Yes, App Check is safe to use. App Check is a Node.js package with a Nerq Trust Score of 85.2/100 (A), based on 3 independent data dimensions. It is recommended for production use. Security: 90/100. Popularity: 90/100. Data sourced from npm registry, GitHub repository, NVD, OSV.dev, and OpenSSF Scorecard. Last updated: 2026-04-01. Machine-readable data (JSON).
Is App Check safe?
YES — App Check has a Nerq Trust Score of 85.2/100 (A). It meets Nerq's trust threshold with strong signals across security, maintenance, and community adoption. Recommended for production use — review the full report below for specific considerations.
What is App Check's trust score?
App Check has a Nerq Trust Score of 85.2/100, earning a A grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for App Check?
App Check's strongest signal is security at 90/100. No known vulnerabilities have been detected. It meets the Nerq Verified threshold of 70+.
What is App Check and who maintains it?
| Author | firebase-ops |
| Category | npm |
| Source | N/A |
Similar Npm by Trust Score
Safety Guide: App Check
What is App Check?
App Check is a Node.js package — The App Check component of the Firebase JS SDK.
How to Verify Safety
Run npm audit to check for vulnerabilities. Review the package's GitHub repository for recent commits.
You can also check the trust score via API: GET /v1/preflight?target=@firebase/app-check
Key Safety Concerns for Node.js packages
When evaluating any Node.js package, watch for: dependency vulnerabilities, malicious packages, typosquatting.
Trust Assessment
App Check has a Nerq Trust Score of 85/100 (A) and meets Nerq trust threshold. This score is based on automated analysis of security, maintenance, community, and quality signals.
Key Takeaways
- App Check has a Trust Score of 85/100 (A).
- Recommended for use — passes trust threshold.
- Always verify independently using the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 90/100 |
| Privacy | 80/100 |
| Reliability | 90/100 |
| Transparency | 85/100 |
| Maintenance | 60/100 |
Based on 5 dimensions. Data from npm registry, GitHub repository, NVD, OSV.dev, and OpenSSF Scorecard.
What data does App Check collect?
App Check is a Node.js package maintained by firebase-ops. It receives approximately 4,739,093 weekly downloads. Licensed under Apache-2.0.
As a development package, App Check does not directly collect end-user personal data. However, applications built with it may collect data depending on implementation. Privacy score: 80/100.
Review the package's dependencies for potential supply chain risks. Run your package manager's audit command regularly.
Full analysis: App Check Privacy Report · Privacy review
Is App Check secure?
Security score: 90/100. App Check has 0 known vulnerabilities (CVEs) in the National Vulnerability Database. This is a clean record.
Licensed under Apache-2.0, allowing code inspection. Open-source packages allow independent security review of the source code.
Run your package manager's audit command (`npm audit`, `pip audit`, `cargo audit`) to check for known vulnerabilities in your dependency tree.
Full analysis: App Check Security Report
How we calculated this score
App Check's trust score of 85.2/100 (A) is computed from npm registry, GitHub repository, NVD, OSV.dev, and OpenSSF Scorecard. The score reflects 5 independent dimensions: security (90/100), privacy (80/100), reliability (90/100), transparency (85/100), 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 01, 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.