Hashing & Checksums
MurmurHash3 Digest Calculator
Calculate or verify a digest with MurmurHash3. Enter the data, choose the digest options, then copy the calculated value.
This tool runs open-source code from CyberChef by GCHQ (Apache License 2.0). See open-source credits.
MurmurHash3 Digest Calculator uses MurmurHash3 for the supplied input. The operation returns a deterministic digest for the supplied input and selected settings. The digest or checksum format is specific to MurmurHash3 Digest Calculator.
The operation returns a deterministic digest for the supplied input and selected settings. The digest or checksum format is specific to MurmurHash3 Digest Calculator. This result runs in the browser for this catalog category. Processing runs in the browser.
This legacy digest supports compatibility checks; it does not provide a safe modern security boundary.
Instructions
- Provide text or data for this tool.
- Use a short public fixture. This applies to MurmurHash3 Digest Calculator.
- Record every size, round, variant, or seed setting beside the digest. This applies to MurmurHash3 Digest Calculator.
- Change one input byte to verify that the result changes as expected. This applies to MurmurHash3 Digest Calculator.
Example
Input: ASCII text "Test message" with seed 0. Algorithm operation: MurmurHash3 Digest Calculator.
Settings: MurmurHash3 Digest Calculator: Input: ASCII text; seed: 0 for the public fixture. Set Convert to Signed to false for the unsigned fixture result. Keep the seed and signed setting unchanged when comparing results.
Result: The operation returns a deterministic digest for the supplied input and selected settings. The digest or checksum format is specific to MurmurHash3 Digest Calculator.
Limits
- MurmurHash3 Digest Calculator: This algorithm has known security weaknesses and should not protect new secrets.
- MurmurHash3 Digest Calculator: Digest equality depends on exact bytes, encoding, and settings.
- MurmurHash3 Digest Calculator: A digest alone does not authenticate its source.