Keccak-512, Keccak-512 hash algorithm
Technical Specifications
- Hash Length:
- 512 bit (128 hex characters)
- Security Level:
- Very high - Base of SHA-3 standard
- Algorithm Type:
- Sponge construction
- Capacity:
- 512 bit
- Padding:
- Uses different padding than SHA-3
Usage Areas
- Ethereum blockchain and smart contracts
- Original Keccak implementation of SHA-3
- Cryptographic applications
- Systems requiring secure hashing
Features
- Base algorithm of SHA-3: NIST SHA-3 standard is based on Keccak
- Sponge construction: Flexible and secure structure
- Ethereum standard: Used in Ethereum blockchain
- Different padding: Different padding scheme than SHA3-512
- High security: Resistant to quantum computers
Standards and References
- Ethereum Yellow Paper
- NIST FIPS PUB 202 (SHA-3 Standard - base)
Note: This page uses the js-sha3 library to compute Keccak-512 hashes. Keccak is the base algorithm of SHA-3 but does not produce the same results as SHA3-512 due to padding differences.