Identity-based encryption is a cryptographic system where a recipient’s public key is derived directly from their identifying attributes, such as their name or email address. This approach simplifies key management by eliminating the need for traditional public key infrastructure. A trusted authority, known as a Private Key Generator (PKG), is responsible for issuing private keys corresponding to these identities. This method streamlines secure communication by abstracting the complexity of key distribution.
Context
Identity-based encryption is a subject of interest for applications requiring simplified key management and secure authentication within decentralized systems. Its potential for enhancing privacy and user experience in blockchain-based identity solutions is frequently examined. Discussions often focus on its cryptographic security properties, efficiency, and applicability in scenarios where traditional public key infrastructure presents challenges.
Introduces a quantum-resistant Identity-Based Encryption scheme allowing private data sharing on blockchains with secure, delegated decryption, enhancing future privacy.
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