Is Bitwarden Safe?
Bitwarden — Nerq Trust Score 63.8/100 (C+ grade). Score based on 2 independent trust signals. Last analyzed: 2026-04-01
Bitwarden is a password manager with a Nerq Trust Score of 63.8/100 (C+), based on 3 independent data dimensions. Last analyzed: 2026-04-01 Security: 90/100. Popularity: 90/100. Data sourced from multiple public sources including package registries, GitHub, NVD, OSV.dev, and OpenSSF Scorecard. Last updated: 2026-04-01. Machine-readable data (JSON).
Is Bitwarden safe?
Trust Score Breakdown — Bitwarden has a Nerq Trust Score of 63.8/100 (C+). Measured across 2 independent trust signals (as of 2026-04-01).
What is Bitwarden's trust score?
Bitwarden has a Nerq Trust Score of 63.8/100, 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 Bitwarden?
Bitwarden's strongest signal is security at 90/100. No known vulnerabilities have been detected.
What is Bitwarden and who maintains it?
| Author | Unknown |
| Category | Password Managers |
| Stars | 16,000 |
| Source | N/A |
Security Assessment
Breach History
Bitwarden has no known data breaches and has been independently audited.
Encryption
Bitwarden uses AES-256-CBC (industry standard), Argon2id (brute-force resistant key derivation).
Zero-Knowledge Architecture
Bitwarden uses a zero-knowledge architecture — your master password and vault data are encrypted locally and never sent to the server in plaintext.
Open Source
Bitwarden is open source with 16,000 GitHub stars.
Based in United States. Independently audited.
Bitwarden Across Platforms
Same developer/company in other registries:
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Safety Guide: Bitwarden
What is Bitwarden?
Bitwarden is a password manager — Bitwarden is an open-source password manager. Full source code on GitHub. AES-256-CBC encryption, Argon2id key derivation. Audited by Cure53 (2018, 2022), SOC 2 certified. Free tier with unlimited pas.
How to Verify Safety
Check breach history. Verify encryption standard. Review independent audit status.
You can also check the trust score via API: GET /v1/preflight?target=Bitwarden
Key Safety Concerns for password manager
When evaluating any password manager, watch for: breach history, encryption standard, audit status, jurisdiction.
Measured Signals
Bitwarden has a Nerq Trust Score of 64/100 (C+). This score is a composite of automated measurements of security, maintenance, community, and quality signals.
Key Takeaways
- Bitwarden has a Trust Score of 64/100 (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.