SHA256 Hash Generator

SHA256 Hash Generator

About this tool: Generate SHA256 hash values from text input or files. SHA256 (Secure Hash Algorithm 256-bit) is a cryptographic hash function that produces a 256-bit (32-byte) hash value.

How to use:

1. Enter text in the input field or upload a file
2. Click "Generate Hash" to create a SHA256 hash
3. View the hash output in multiple formats
4. Copy the hash to clipboard with one click
5. Previous hashes are stored in the History tab

Text Input

File Input

History

Text to Hash:

Uppercase Output Use HMAC-SHA256

HMAC Secret Key:

Select a File to Hash

No file selected

Uppercase Output

Recent Hashes

• No history items yet. Generate some hashes first.

Hash Result

Generated hash will appear here...