Generate SHA-1 hash digests from any text input. SHA-1 Hash Generator is a free online tool from the ToolsRift Hash & Crypto Tools collection. It runs entirely in your browser — nothing to install, no signup, and your data never leaves your device.
Type or paste your text and the SHA-1 digest is calculated instantly in your browser. Click copy to grab the 40-character hex hash.
40 hexadecimal characters, or 160 bits.
No — SHA-1 is broken for security because practical collisions exist. Use SHA-256 or SHA-512 instead. SHA-1 is fine for non-security checksums and Git object IDs.
Git uses SHA-1 to identify commits and objects, and some legacy systems still rely on it for integrity checks.