Is Fail2Ban Safe?
Fail2Ban — Nerq Trust Score 54.8/100 (C- grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-04-06.
Use Fail2Ban with some caution. Fail2Ban is a Homebrew formula with a Nerq Trust Score of 54.8/100 (C-), based on 3 independent data dimensions. Below the recommended threshold of 70. Security: 90/100. Popularity: 30/100. Data sourced from Homebrew formulae database and GitHub (homebrew-core). Last updated: 2026-04-06. Machine-readable data (JSON).
Is Fail2Ban safe?
CAUTION — Fail2Ban has a Nerq Trust Score of 54.8/100 (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 Fail2Ban's trust score?
Fail2Ban has a Nerq Trust Score of 54.8/100, 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 Fail2Ban?
Fail2Ban's strongest signal is security at 90/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.
What is Fail2Ban and who maintains it?
| Author | Unknown |
| Category | Homebrew |
| Source | N/A |
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Safety Guide: Fail2Ban
What is Fail2Ban?
Fail2Ban is a Homebrew formula — Scan log files and ban IPs showing malicious signs.
How to Verify Safety
Homebrew formulas are community-reviewed. Check formulae.brew.sh.
You can also check the trust score via API: GET /v1/preflight?target=fail2ban
Key Safety Concerns for Homebrew formula
When evaluating any Homebrew formula, watch for: source build integrity, dependency chain.
Trust Assessment
Fail2Ban has a Nerq Trust Score of 55/100 (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
- Fail2Ban has a Trust Score of 55/100 (C-).
- Review carefully before use — below trust threshold.
- Always verify independently using the Nerq API.
Frequently Asked Questions
Is Fail2Ban Safe?
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How was Fail2Ban reviewed?
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See Also
Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.