Questions tagged [blockchain]

Lucia Sun Nov 24 2024 | 6 answers 1102

POA blockchain, or Proof of Authority blockchain, is a consensus mechanism that relies on a set of pre-verified and trusted nodes, called authority nodes, to validate transactions and generate blocks. It aims to provide a more efficient and secure way of maintaining the blockchain network compared to other consensus algorithms like Proof of Work or Proof of Stake.

CharmedWhisper Sun Nov 24 2024 | 5 answers 1516

I'm trying to understand the concept of a utility token in the Ethereum network. I want to know its function and how it differs from other types of tokens.

alexander_smith_musician Sun Nov 24 2024 | 5 answers 1289

The blockchain that uses PoW (Proof of Work) is primarily Bitcoin. PoW is a consensus mechanism in Bitcoin that requires miners to solve complex mathematical problems using computing power, ensuring the security and decentralization of the network.

Tommaso Sun Nov 24 2024 | 0 answers 0

I'm wondering if it's possible to sell Bitcoin using the blockchain technology. I'm not sure if blockchain only supports buying and storing of cryptocurrencies, or if it also allows for selling them.

CryptoNinja Sun Nov 24 2024 | 6 answers 1721

The user wants to know which blockchain utilizes the Proof of Authority (PoA) consensus mechanism.