Proof of Work (PoW)

List of top Proof of Work (PoW) coins by market cap. The current Proof of Work (PoW) coin market cap is $6.86B , which has changed by -0.86% in the past 24 hours; the Proof of Work (PoW) coin trading volume is $1.15M, which has changed by 0.00% in the past 24 hours. There are 2 cryptocurrencies in the Proof of Work (PoW) coin list today.
Proof-of-Work (PoW) is a consensus mechanism that requires network participants, known as miners, to solve complex mathematical puzzles to validate transactions and create new blocks on the blockchain. This process demands significant computational power and energy consumption, making it one of the most secure and established consensus methods in cryptocurrency. Bitcoin, the first and most prominent cryptocurrency, pioneered PoW technology, and it remains the standard for many major cryptocurrencies including Litecoin and Dogecoin. In PoW systems, miners compete to solve cryptographic problems, and the first to succeed earns the right to add the next block to the chain and receive rewards in newly minted coins and transaction fees. This mechanism ensures network security through the economic cost of attacking the system, as malicious actors would need to control over 50% of the network's computing power to manipulate the blockchain. While PoW is highly secure and truly decentralized, it faces criticism for its substantial environmental impact due to massive electricity consumption. Despite these concerns, PoW remains fundamental to blockchain technology and continues to be widely adopted across numerous cryptocurrency projects worldwide.