Centralized Exchanges (CEXs) and Decentralized Exchanges (DEXs) are two main types of cryptocurrency trading platforms, each with distinct characteristics. CEXs, like Binance, Coinbase, and Kraken, operate under a centralized authority that manages user accounts, order matching, and custody of assets. This centralized model offers high liquidity, fast transaction speeds, and user-friendly interfaces, making it ideal for beginners. However, users must trust the exchange with their private keys, which introduces counterparty risk, potential security breaches, and regulatory control. On the other hand, DEXs, such as Uniswap, PancakeSwap, and dYdX, run on blockchain protocols using smart contracts to facilitate peer-to-peer trades. Users retain full control of their assets, enhancing privacy and reducing the risk of hacks linked to central storage. DEXs typically support a wider range of tokens and offer access to early-stage crypto projects. However, they often have lower liquidity, slower transaction speeds, and more complex interfaces. Additionally, users must manage their own wallets and private keys, which can be risky for inexperienced users. CEXs usually follow Know Your Customer (KYC) regulations, while DEXs often operate with greater anonymity. CEXs are more likely to offer customer support, whereas DEX users rely on community forums or documentation. Trading fees can vary widely across both, with DEXs sometimes offering lower fees for token swaps but higher costs due to network gas fees. CEXs can freeze accounts or restrict access based on regulations, which DEXs typically cannot do. Security-wise, DEXs are considered more resilient against mass hacks, though individual wallet security remains critical. CEXs, while convenient, are often targets of major cyberattacks due to the high volume of custodial assets. DEXs promote decentralization, aligning more closely with the core values of blockchain technology. Ultimately, the choice between a CEX and a DEX depends on user priorities: convenience and speed vs. control and decentralization.