Concept

Caesar cipher

Related lectures (15)

Explores perfect secrecy, the one-time pad encryption method, attacks on encryption systems, and the Vigenère cipher.

Covers linear applications, rank, and ciphers, emphasizing the importance of understanding the rank of linear transformations.

Introduction to Cryptography: One-Time Pad and Public-Key Systems

Introduces cryptography, focusing on the one-time pad and public-key systems, emphasizing privacy and authenticity in information security.

Introduction to Cryptography: Basic Concepts

Covers the basic concepts of cryptography, including Caesar's and Vigenère's ciphers, privacy, authenticity, and message integrity.

Information Encoding: Compression, Error Correction, Cryptography

Introduces information encoding through compression, error correction, and cryptography, with interactive gameplay on data security and encryption.

Ancient Cryptography: Techniques and Principles

Explores ancient to modern cryptography techniques, including substitution ciphers, frequency analysis, and the Enigma machine.

Communication Theory of Secrecy Systems

Explores C. E. Shannon's theory of secrecy systems, covering various ciphers and the concept of perfect secrecy in communication systems.

Symmetric Encryption: Basics and Techniques

Explores symmetric encryption basics, substitution ciphers, historical machines like Enigma, modern standards like AES, and asymmetric encryption.

Cryptography: Caesar's Cipher

Delves into Caesar's Cipher, brute force decryption, letter permutations, and frequency analysis in cryptography.

Symmetric Encryption: Basics and Techniques

Introduces symmetric encryption basics, covering encryption, decryption, keys, substitution ciphers, DES, AES, ChaCha20, and asymmetric encryption.

Ancient Cryptography: Security and Information Theory

Explores ancient cryptography, key security, perfect secrecy, and the Shannon encryption model.

Markov Chain Monte Carlo: Sampling High-Dimensional Distributions

Covers Markov Chain Monte Carlo for sampling high-dimensional distributions, discussing challenges, advantages, and applications like the Knapsack Problem and cryptography.

Discrete Log Problem: Index Calculus

Explores the discrete log problem and index calculus method in cryptography.

Modern Cryptography Milestones

Explores the evolution of modern cryptography milestones and the limitations of information theory in practical applications.

Symmetric Encryption Schemes

Explores symmetric encryption schemes, including block and stream ciphers, their vulnerabilities, and the importance of key lengths.