The BNB currency is the native digital currency of the Binance platform, one of the largest cryptocurrency trading platforms in the world. BNB was initially launched as a token on the Ethereum network before migrating to its own Binance blockchain (Binance Chain). The BNB currency is used for various purposes within the Binance ecosystem, such as paying trading fees on the platform, purchasing additional services, and participating in initial coin offerings (IEOs). BNB is also used in various transactions on DeFi applications and blockchain-related programs. The currency has distinguished itself as a valuable tool for investors and users, enhancing its adoption in the world of digital currencies.