What is blockchain technology? What knowledge is required for blockchain technology?

Blockchain technology is a distributed ledger technology used to record transactions and maintain secure, transparent and immutable data. To understand and apply blockchain technology, the following knowledge is required: cryptography, data structures, computer networks, software development, blockchain concepts and application areas.

What is blockchain technology?

Blockchain is a distributed ledger technology used to record transactions and maintain data in a secure, transparent and immutable manner. It consists of a series of linked records called "blocks," each of which contains a set of transaction information, a timestamp, and a hash of the previous block.

What knowledge is needed for blockchain technology?

To understand and apply blockchain technology, you need to have the following knowledge:

1. Cryptography:

• Public key encryption and private key encryption
• Hash function
• Digital signature

2. Data structure: 链 Links
• hash table
• Mecker tree

3. Computer network:

distributed system
• decentralized network
• point -to -point network

4. Software development:

Programming languages ​​(e.g. Python, Java, C++)
• Blockchain frameworks and libraries (e.g. Ethereum, Hyperledger Fabric)

5. Blockchain concepts:

Consensus mechanism
• Smart contracts
• Forks and hard forks

6. Application areas:

Finance and payment
• Supply chain management
• Identity verification
• Healthcare

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