Concept

One-time pad

Related lectures (23)

Ancient Cryptography: Security and Information Theory

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

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.

Perfect Secrecy: One-time Pad

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

Quantum Key Distribution, Dense Coding, Teleportation

Covers QKD, Dense Coding, and Teleportation, explaining attacks, basis choices, and security tests.

Perfect Secrecy: Diffie-Hellman System

Explores perfect secrecy, one-time pads, and the Diffie-Hellman key generation process.

Quantum Key Distribution

Covers Quantum Key Distribution protocols for generating a common secret using quantum channels and one-time pads.

Symmetric Cryptography: One-Time Pad

Covers symmetric cryptography with a focus on the one-time pad encryption method and perfect confidentiality in crypto-systems.

Quantum Key Distribution: BB84

Explores Quantum Key Distribution (QKD) and the BB84 protocol for secure communication using quantum principles.

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.

Applied Cryptography: Basics

Introduces applied cryptography basics, historical encryption methods, and the concept of perfect secrecy with the One Time Pad.

Applied Cryptography: Symmetric Encryption and Hash Functions

Introduces symmetric encryption, hash functions, and their practical applications in cryptography.

Symmetric-key Cryptosystems

Introduces symmetric-key cryptosystems and the key concepts for secure communication.

Cryptography: Secret Key

Introduces secret key cryptography, covering 'one-time pad' encryption, flaws in key sharing, and the Data Encryption Standard (DES) principles and operation.

Symmetric Encryption: Basics and Techniques

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

Modern Cryptography Milestones

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

Cryptanalysis: The Power of Interaction

Explores the power of interaction in cryptographic primitives and conventional cryptanalysis techniques.

Secret Key Agreement

Explains secret key agreement systems, perfect secrecy, and the criteria for secure communication.

Quantum Cryptography: Key Generation Protocol

Explores quantum cryptography, emphasizing key generation using the one-time pad protocol and the role of Eve in intercepting communication.

Symmetric Encryption: Basics and Techniques

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

Cryptography Fundamentals

Delves into the core principles of cryptography, emphasizing the challenges of key management and the impact of technology advancement on security.