A hash function is a mathematical function that takes input data and produces a fixed-sized output (hash). One common use of hash function is for verifying the integrity of data as any changes made to the data will result in different hash values.
A hash function is a mathematical function that takes input data and produces a fixed-sized output (hash). One common use of hash function is for verifying the integrity of data as any changes made to the data will result in different hash values.