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Hash Generator

Generate SHA-1 and SHA-256 hashes from any text, entirely in your browser.

Runs entirely in your browser · No data uploaded

What is Hash Generator?

A hash function takes input text and produces a fixed-length string of characters that uniquely represents that input — commonly used to verify data integrity or store passwords without keeping the original text.

FAQ

Is my text uploaded anywhere?

No. Hashing uses your browser's built-in crypto API — nothing is sent to a server.

Can I reverse a hash back to the original text?

No. Hashing is one-way by design — the same input always produces the same hash, but the hash cannot be converted back to the input.