Blockchain is a decentralized, distributed ledger technology that allows for secure and transparent record-keeping of transactions and assets. Blockchain is used in many applications, such as cryptocurrencies, supply chain management, and voting systems. Popular blockchain platforms include Bitcoin, Ethereum, and Hyperledger. Boxing Augmented reality (AR) is a technology that superimposes digital content onto the real world, using devices such as smartphones, tablets, and glasses. AR is used in many applications, such as gaming, education, and retail. Popular AR platforms include Apple ARKit, Google ARCore, and Microsoft.