Comprehensive Overview: Covers classical cryptography, quantum threats, and the foundations of post-quantum cryptographic algorithms. Diverse PQC Approaches: Explores lattice-based, code-based, multivariate, and hash-based cryptography with detailed explanations of design and security principles. Practical Applications: Discusses secure communications, digital signatures, key exchange protocols, and blockchain in the context of quantum-resistant cryptography. Implementation and Standardization: Addresses challenges in implementing PQC, performance considerations, and ongoing global standardization efforts. Bridging Theory and Practice: Combines mathematical foundations, algorithmic design, and real-world applications to provide a holistic understanding for students and professionals.
