SHA-256 Hash Generator
Generate a SHA-256 hash from text or a local file using your browser.
Hash text or a file locally in your browser.
How to use SHA-256 Hash Generator
Enter text or choose a local file. If a file is selected, the file is hashed; otherwise the text field is hashed. The browser Web Crypto API computes the digest.
Privacy
Text and file contents stay on your device. The browser computes the SHA-256 digest locally.
Frequently asked questions
Can a SHA-256 hash be reversed?
SHA-256 is designed as a one-way cryptographic hash, not an encryption format.
Does uploading a file send it to ToolHyv?
No. The file input is read locally by your browser for hashing.