Secure Password Generator

Crypto Secure

Generate cryptographically secure passwords and passphrases. Fully customizable character pools, disambiguation filters (exclude 0, O, l, 1) and instant Shannon entropy calculation.

All Tools

Interactive Tool Console

Client-Side Execution • Runs in browser

Generating...

Strength: Strong•Entropy: 0 bits

Length: 18

Numbers (0-9)

Symbols (!@#$)

Exclude Similar (0/O/1/l)

Live API Integration Public Edge API

Call this tool in your codebase or backend services directly via REST API.

curl -X GET "https://findfreeapi.com/api/v1/tools/password?length=20&symbols=true&count=1"

GET/api/v1/tools/password

No API Key Required (Public Edge)

Key Standards & Highlights

Cryptographically secure Node.js crypto CSPRNG engine

Shannon Entropy and brute-force resistance scoring

Disambiguation filter for easily confused characters

Batch password generation and one-click copy

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