Category: Cryptocurrency - Page 3

What is Convertible JPY Token (CJPY) Crypto Coin?

What is Convertible JPY Token (CJPY) Crypto Coin?

CJPY is a decentralized Ethereum-based stablecoin pegged to the Japanese yen, backed by ETH collateral. Unlike centralized stablecoins, it operates without banks or intermediaries, using smart contracts to maintain its 1:1 value with the yen.

What is XRP Crypto Coin? Speed, Supply, and Why It’s Different

What is XRP Crypto Coin? Speed, Supply, and Why It’s Different

XRP is a digital asset built for fast, low-cost cross-border payments. With 57.1 billion tokens in circulation and transaction speeds of 3-5 seconds, it's used by banks like Santander and Bank of America. Unlike Bitcoin, it's not mined - all XRP was created at launch.

What is a 51% Attack and How It Causes Double-Spending in Blockchain?

What is a 51% Attack and How It Causes Double-Spending in Blockchain?

A 51% attack lets attackers reverse transactions and spend coins twice on blockchains. This threat mainly affects smaller networks, while Bitcoin remains secure. Real attacks happened on Ethereum Classic and Bitcoin Gold. Learn why decentralization is crucial for security.