SHA-1 Hash Generator

Create the 160-bit SHA-1 digest of UTF-8 text in the browser; modern security designs should prefer SHA-256 or stronger.

Text

0UTF-8 bytes

160Digest bits

—Hexadecimal SHA-1

—Base64 SHA-1

SHA-1 is a legacy algorithm. Prefer SHA-256 or stronger for new collision-resistant security designs.

How to use this SHA-1 Hash Generator

Generate a SHA-1 digest from text locally for legacy compatibility and checksum workflows. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.