What is Public Key?

Question

What is Public Key?

Accepted Answer

A Public Key is a cryptographic code, derived from a corresponding private key, that is openly shared and used within a blockchain network to receive funds and verify the digital signature of a transaction, ensuring the sender's authenticity without revealing their secret private key. It functions as the publicly visible address or identifier for a user's wallet, allowing anyone to send cryptocurrency or tokens to that address.

Public Key

What is Public Key?

What is the fundamental role of a Public Key in the process of sending and receiving cryptocurrency on a blockchain?

How does a Public Key relate to its corresponding Private Key, and what mathematical process ensures their secure linkage in asymmetric cryptography?

Why is the Public Key essential for the security and transparency of decentralized finance (DeFi) and stablecoin transactions?

What are the key differences between a Public Key and a Wallet Address, and how does this distinction impact a user's interaction with the blockchain?

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