Free local tool
密码短语强度检查器
Estimate length and word variety without sending the phrase to a server. This is educational feedback, not a guarantee.
Nothing is stored by this page. Avoid testing a real master secret on any website you do not fully trust.
评估方式
The checker looks at length, apparent word count, repetition, and basic variety. It does not know whether your phrase appears in a breach list, quotation database, or attacker dictionary. A long famous sentence can still be predictable.
更好的密码短语习惯
- Choose several unrelated concepts privately.
- Avoid personal facts and public quotations.
- Use a unique phrase for the generator.
- Keep an offline recovery plan appropriate to your situation.