Password & Hash Generators — Browser-Based, Free

Password and hash generators: strong random passwords and SHA-256/512 hashing in your browser—free.

Secure password and cryptographic hash generation. This category includes 11 free online tools on Fake Data Hub, including Password Generator, Hash Generator, Passphrase Generator, PIN Code Generator, Password Strength Checker, API Key Generator, and more. Each generator produces fictional data for QA, staging environments, and UI prototypes—never for fraud, spam, or impersonation. Select a tool below to generate sample output, read step-by-step instructions, and review frequently asked questions about safe test-data practices.

Strong random passwords with adjustable length.

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SHA-256, SHA-384, SHA-512 via Web Crypto.

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Word-based memorable passphrases.

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4, 6, or 8 digit PIN codes.

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Test password strength score.

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Secure random API keys.

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Alphanumeric custom charset strings.

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Random auth tokens.

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AES-128 and AES-256 style keys.

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Cryptographic salts hex/base64.

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JWT and webhook secrets.

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