Question: Explore how information can be authenticated or fingerprinted using one - way hash functions also known as digests. Examples include MD 5 , SHA 1

Explore how information can be authenticated or fingerprinted using one-way hash functions also known as digests.
Examples include MD5, SHA1, SHA256 and SHA512.
See Cryptographic hash function for more information.
Download the following documents and compute the SHA256 sum for each.
Then edit the first file by changing one character and then re-compute the SHA256 sum.
Does it change a little or a lot?

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