What is a trapdoor function, and why is it needed in blockchain develo

1.	What is a trapdoor function, and why is it needed in blockchain development?
Answer» A trapdoor FUNCTION is one that is easy to COMPUTE within one direction. It is very tough to compute the other way unless you have special information/privileges. It is used in Blockchain DEVELOPMENT for public-key encryption, representing ideas of addresses and private KEYS.

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