FBTC is a decentralized protocol that enables the seamless transfer and management of Bitcoin (BTC) across various blockchain networks. It enhances BTC liquidity and usability within decentralized finance (DeFi) applications. FBTC allows BTC holders to generate yield through activities like lending, staking, and liquidity provision. Key features include cross-chain interoperability, advanced security measures such as Multi-Party Computation (MPC) and Threshold Signature Schemes (TSS), and decentralized governance to ensure asset protection and control. This system maximizes BTC's potential in the DeFi ecosystem.