Is Blackbox Safe?
Blackbox — Nerq Trust Score 50.5/100 (C- grade). Score based on 2 independent trust signals. Last analyzed: 2026-03-22
Blackbox is a Firefox extension with a Nerq Trust Score of 50.5/100 (C-), based on 3 independent data dimensions. Last analyzed: 2026-03-22 Security: 90/100. Popularity: 15/100. Data sourced from addons.mozilla.org metadata, permissions analysis, and source code availability. Last updated: 2026-03-22. Machine-readable data (JSON).
Is Blackbox safe?
Trust Score Breakdown — Blackbox has a Nerq Trust Score of 50.5/100 (C-). Measured across 2 independent trust signals (as of 2026-03-22).
What is Blackbox's trust score?
Blackbox has a Nerq Trust Score of 50.5/100, 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 Blackbox?
Blackbox's strongest signal is security at 90/100. No known vulnerabilities have been detected.
What is Blackbox and who maintains it?
| Author | BLACKBOX |
| Category | Firefox Add-ons |
| Source | N/A |
Blackbox Across Platforms
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Safety Guide: Blackbox
What is Blackbox?
Blackbox is a Firefox add-on — Select. Copy. Paste & Search text from videos.
How to Verify Safety
Review permissions on addons.mozilla.org. Check if source code is available.
You can also check the trust score via API: GET /v1/preflight?target=Blackbox
Key Safety Concerns for Firefox add-on
When evaluating any Firefox add-on, watch for: excessive permissions, data harvesting.
Measured Signals
Blackbox has a Nerq Trust Score of 50/100 (C-). This score is a composite of automated measurements of security, maintenance, community, and quality signals.
Key Takeaways
- Blackbox has a Trust Score of 50/100 (C-).
- 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.
Frequently Asked Questions
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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.