Security / Data tool
Hash Generator
Generate SHA-256, SHA-384, or SHA-512 digests from text or a local file using Web Crypto.
Your data is processed locally in your browser and is not sent to our server.
Files are read locally. Maximum file size: 20 MB.
Result
Your result will appear here.
How to use Hash Generator
- Enter text or choose a file up to 20 MB.
- Select a SHA algorithm to compute the hexadecimal digest.
Example
hello worldTechnical details
Uses the SubtleCrypto digest API. Web Crypto digest operates on the complete input in memory; files over 20 MB are rejected.
Frequently asked questions
Can this hash passwords securely?
No. SHA digests are not password hashing functions. Use a purpose-built password hash such as Argon2id on a server.