March 2018
Beginner to intermediate
656 pages
20h 9m
English
Content preview from Mastering Blockchain - Second Edition
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Cryptographic operations
There is only one operation in this category named SHA3. It is worth noting that this is not the standard SHA-3 standardized by NIST but the original Keccak implementation.
Cryptographic operation
Note that, 30 is the cost of the operation. Then 6 gas is paid for each word. Therefore, the formula for SHA3 gas cost becomes 30 + 6 * (size of input in words).