Hash

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Fundamental Data Structures in Blockchain Systems

Overview of the Block chain and Merkle Tree data structures

August 31, 2023 · 6 min · Antonio Pancorbo
[Federal Information Processing Standards Publication 180-4: Secure Hash Standard (SHS)](https://ieeexplore.ieee.org/document/6133253)

Federal Information Processing Standards Publication 180-4: Secure Hash Standard (SHS)

The standard specifies hash algorithms that can be used to generate digests of messages. The digests are used to detect whether messages have been changed since the digests were generated.

National Institute of Standards and Technology