Concept
Ciphertext-only attack
Related lectures (30)
Cryptography Fundamentals
Delves into the core principles of cryptography, emphasizing the challenges of key management and the impact of technology advancement on security.
Introduction to Cryptography: Basic Concepts
Covers the basic concepts of cryptography, including Caesar's and Vigenère's ciphers, privacy, authenticity, and message integrity.
Perfect Secrecy: One-time Pad
Explores perfect secrecy, the one-time pad encryption method, attacks on encryption systems, and the Vigenère cipher.
Fully Homomorphic Encryption (FHE)
Covers Fully Homomorphic Encryption (FHE) based on Gentry's 2009 scheme, explaining encryption, decryption, and multiplication processes.
Cryptanalysis: The Power of Interaction
Explores the power of interaction in cryptographic primitives and conventional cryptanalysis techniques.
Homomorphic Encryption
Explores homomorphic encryption, enabling computations on encrypted data without decryption, with practical applications in secure medical clouds.
Applied Cryptography: Symmetric Encryption and Hash Functions
Introduces symmetric encryption, hash functions, and their practical applications in cryptography.
Homomorphic Encryption
Introduces homomorphic encryption, enabling computation on encrypted data without decryption, covering security, applications, and practical aspects.
Symmetric Encryption: Block Ciphers and Modes of Operation
Introduces symmetric encryption, block ciphers, and modes of operation, covering DES, AES, key generation, attacks, and encryption standards.
Time-Lock Encryption: Practical Applications and Algorithms
Provides an overview of time-lock encryption and its practical applications, focusing on threshold time-lock encryption algorithms and their security properties.