SipHash-2-4
Hash text or a file with a 128-bit key and a 64-bit SipHash tag
Key configuration
The initial key is a public test key, not a secret. Generate or enter your own key for keyed use. Keys and input stay in this session and are not saved. Outputs display each 64-bit word in big-endian order; the 128-bit variant follows the authors’ standard initialization
Exactly 32 hexadecimal digits; optional 0x prefix, whitespace, colons, hyphens and underscores
Input
UTF-8 text up to 16 MiB; raw files up to 1 TiB, processed locally in chunks. Inputs are never saved automatically
Hash results
Four representations of the current SipHash result
Enter text or choose a file, then calculate the hash
How to use
Hash text or a file with a 128-bit key and a 64-bit SipHash tag