Data Encryption and Cryptographic Methods explores the fundamental and advanced techniques that safeguard digital information in an increasingly interconnected world. Covering topics from classical encryption to modern innovations such as homomorphic encryption, blockchain security, trusted execution environments, and post-quantum cryptography, the book provides a comprehensive view of how cryptographic methods are applied across diverse domains. It examines the technical, regulatory, and societal dimensions of data protection, offering insights into the challenges of securing information in cloud environments, mobile systems, IoT networks, and beyond. Designed as a thorough reference, it highlights both the principles and the evolving future of cryptography as the backbone of digital trust and privacy.
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