Hash & HMAC Generator

Compute MD5, SHA-1, SHA-256, SHA-384 and SHA-512 digests of text or a file, with optional HMAC. Everything happens entirely in your browser — nothing is sent to a server.

Input text (UTF-8)

HMAC key (optional — leave empty for a plain hash)

Output format

Algorithm	Digest

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MD5 and SHA-1 are not collision-resistant; use SHA-256 or stronger for security purposes.