SHA-256 Generator

How to generate a SHA-256 hash

1. Type or paste text, or choose a file. The SHA-256 hash appears in the table, along with the other common hashes.
2. To check a download, paste the published checksum into "Compare with": a match means the file is identical.
3. Copy the hash with its Copy button.

Frequently asked questions

What is SHA-256?

SHA-256 is the standard choice for checksums and security today. It gives a 64-character hexadecimal hash.

How do I get a SHA-256 checksum on my computer?

On Windows: certutil -hashfile file.zip SHA256. On a Mac: shasum -a 256 file.zip. On Linux: sha256sum file.zip.

Is my file uploaded?

No. The hash is calculated in your browser and nothing is sent anywhere.