Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes with Web Crypto.
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How to use the Hash Generator
- Open the Hash Generator.
- Enter your input in the fields provided - results update as you type where practical.
- Use Copy or Download to take the result with you, or Reset to start again.
How it works
Uses SubtleCrypto (async, secure-context). SHA-1 is shown for compatibility only and is not collision-resistant - do not use it for security.
Privacy note: this tool runs locally in your browser. Your input is not uploaded, stored in analytics, or placed in the page URL.
Frequently asked questions
Is the Hash Generator free?
Yes. It is completely free, needs no account, and runs in your browser.
Is my data uploaded when I use the Hash Generator?
No. Processing happens locally on your device. We do not upload your inputs, files or generated passwords.
How does the Hash Generator work?
Uses SubtleCrypto (async, secure-context). SHA-1 is shown for compatibility only and is not collision-resistant - do not use it for security.
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