Hash Generator
Generate cryptographic hash checksums in real-time. Compute SHA-256, SHA-512, SHA-384, and SHA-1 hashes using the native browser Web Crypto API without uploading data.
Your files are processed locally in your browser and are not uploaded.
Generated Hashes:
SHA-256
...
SHA-512
...
SHA-384
...
SHA-1
...
Hardware-accelerated cryptographic hashing
Hashes are calculated instantaneously via the browser's native Web Crypto engine (`crypto.subtle`), ensuring zero lag and maximum security.
Simultaneous multi-algorithm output
Enter any text string and get SHA-256, SHA-512, SHA-384, and SHA-1 checksums at the same time with single-click copy buttons and uppercase/lowercase toggles.
How to generate cryptographic hashes
- Type or paste your string into the input box.
- Hashes are automatically computed across all supported algorithms in real-time.
- Toggle uppercase format if needed.
- Click 'Copy' next to any generated checksum.
Frequently Asked Questions
Is Web Crypto secure for generating hashes?
Yes. Web Crypto API is the industry-standard, hardware-accelerated cryptographic API built directly into modern web browsers.
Is any data sent to an external server?
No. All text is hashed locally in your browser memory.