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Mining & Consensus Advanced

CryptoNight

Definition

A proof-of-work algorithm designed for private CPU mining, originally used by CryptoNote-based coins like Monero (before switching to RandomX). Emphasized egalitarian mining accessible to ordinary hardware.

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Difficulty
Advanced
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Category
Mining & Consensus
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See Also
8 related

◆ Key Takeaways

1

A proof-of-work algorithm designed for private CPU mining, originally used by CryptoNote-based coins like Monero (before switching to RandomX).

2

Emphasized egalitarian mining accessible to ordinary hardware.

Why It Matters

This mining concept is essential for understanding how proof-of-work blockchains secure transactions and create new coins. Important for miners evaluating profitability and hardware decisions.

Related Terms in Mining & Consensus

Mining
The process of using computational power to validate transactions, create new blocks, and earn cryptocurrency rewards on proof-of-work blockchains. Bitcoin mining uses specialized ASIC hardware consuming significant energy.
Miner
A participant or machine that performs mining computations to validate blockchain transactions and earn block rewards. Miners invest in hardware and electricity costs in exchange for newly created cryptocurrency.
Mining Pool
A group of miners combining computational resources to increase their chances of finding blocks and sharing rewards proportionally. Pools provide more consistent income than solo mining for individual participants.
Solo Mining
Mining independently without joining a pool. Offers full block rewards but with very inconsistent income — may go weeks or months without finding a block. Only viable with substantial hash rate.
Cloud Mining
Renting mining hardware and capacity from a remote data center. Users pay for hash rate without managing physical equipment. High scam risk — many cloud mining services have been fraudulent.
ASIC
Application-Specific Integrated Circuit — specialized hardware designed exclusively for cryptocurrency mining. Bitcoin ASICs are millions of times more efficient than general-purpose computers for SHA-256 mining.
GPU Mining
Using graphics processing units to mine cryptocurrencies. GPUs are versatile, mining multiple algorithms. Ethereum was primarily GPU-mined before switching to PoS. Still used for other PoW coins.
CPU Mining
Mining cryptocurrency with standard computer processors. Viable only for CPU-friendly algorithms like RandomX (Monero). Impractical for Bitcoin or most other PoW chains due to ASIC/GPU efficiency advantages.

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