1. Blockchain technology: Chippay wallet uses blockchain technology to realize transactions and transfers in digital currency. Blockchain is a decentralized distributed ledger technology, which can ensure the security and reliability of transactions.
2. Private key and public key: Chippay wallet uses public key and private key to protect users' digital assets. The private key is the key to user authentication and digital signature. Only when the user has the private key can the transaction be completed.
3. Digital signature: Chippay wallet uses digital signature to verify the authenticity and integrity of the transaction. Digital signature is a technology used to verify the authenticity of documents or information, which can ensure the security and reliability of transactions.