What basic arithmetical and logical functions are used in sha
Asked by admin @ in Computer Science viewed by 1362 People
What basic arithmetical and logical functions are used in SHA?
Answered by admin @
Answer:
Simple Hash function:
• Hash function is a function; it is used to map the digital data from an arbitrary size to the fixed size.
• If slight differences are available in input data then it produces a huge difference in output data.
• All the hash functions are operated as on following principles
o The input message, file are viewed as a sequence of n-bit blocks.
o One block of input is processed at a time in an iterative procedure to produce an n-bit hash function.
o The bit-by-bit exclusive-OR is an example for simplest hash function.
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