HyperCash (HC is a decentralized, open-source cryptocurrency designed to facilitate seamless interoperability between different blockchain networks and non-blockchain systems. By employing a dual-chain architecture, HyperCash enables secure and efficient cross-chain transactions, enhancing the connectivity and functionality of various digital platforms. Key Features and Functionality: - Dual-Chain Ecosystem: Comprises the HyperCash (HC main chain and the HyperExchange (HX chain, working together to bridge communication between blockchains like Bitcoin (BTC and Ethereum (ETH, as well as non-blockchain systems such as Directed Acyclic Graphs (DAGs. - Hybrid Consensus Mechanism: Utilizes a combination of Proof-of-Work (PoW and Proof-of-Stake (PoS protocols to ensure network security and scalability. - Quantum-Resistant Signature Technology: Incorporates advanced cryptographic techniques to safeguard against potential quantum computing threats. - Privacy-Preserving Protocols: Implements features that enhance user privacy and data protection during transactions. - Smart Contract Support: Facilitates the creation and execution of smart contracts, enabling complex decentralized applications. Primary Value and User Solutions: HyperCash addresses the challenge of interoperability among diverse blockchain networks and non-blockchain systems by providing a unified platform for cross-chain transactions. This capability allows users to transfer assets and data seamlessly across different platforms, fostering greater integration and efficiency within the digital economy. Additionally, its emphasis on security, privacy, and quantum resistance ensures that users' transactions and data remain protected against emerging technological threats.