What is hashing?
2020-06-06 本文已影响0人
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What is hashing?
Hashing is the process of converting an input of any length into a fixed sized string of text using an mathematical function.
This means that any text, no matter how long it is, can be converted into an array of numbers and letters through an algorithm
Many ways to hash a message:
但是hash functions should have qualities can be useful.
Qualities-1: unique value
Each hash value has to be unique.
Qualities-2: hashing speed
Qualities-3: secure hash
What does hashing do?
- block chain security (cuz of immutable)
- financial transactions (TXID, AMOUNT, ADDRESS...)
