What is Hash & Checksum Generator?
Calculate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes of text or a file all at once. Paste a checksum from a download page to check instantly whether it matches. HMAC calculation is supported too.
How to use
- 1
Enter text or choose a file.
- 2
Hashes for every algorithm are calculated.
- 3
Paste the expected value to check for a match.
Use cases
Verifying downloads
Check that an installer's SHA-256 matches the official value.
API signatures
Compute an HMAC-SHA256 signature.
FAQ
Are my files uploaded?+
No. Hashes are computed in your browser and files never leave your device.