Encoding & Security

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-512 hashes.

100% browser No upload Free forever

Input

MD5

SHA-1

SHA-256

SHA-512

Common questions

FAQ

1 Are these cryptographic hashes?

SHA-1/256/512 use the WebCrypto API. MD5 is a small JS implementation; treat MD5 and SHA-1 as broken for security purposes — use SHA-256 or stronger.

Encode or decode Base64 text.

Percent-encode or decode URLs.

Decode JWT header and payload (no signature verification).

Create strong random passwords.

Compute HMAC with SHA-256/384/512.