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SHA256 Hash Generator
Generate a SHA-256 hash of any text using your browser's built-in crypto engine — free and private.
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What SHA-256 hashing is used for
SHA-256 is commonly used to verify file integrity, as a building block in password storage systems (combined with salting), and underlies technologies like Bitcoin's proof-of-work. Hashing is one-way — the original text can never be recovered from the hash.
Frequently asked questions
Entirely locally, using the Web Crypto API built into your browser — your text is never sent anywhere.
No, SHA-256 is a one-way cryptographic hash function; the original input cannot practically be recovered from the hash.