Concept

Data Encryption Standard

Related lectures (26)

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.

Mobile Telephony Security

Explores 2G mobile telephony security, covering authentication, encryption, privacy concerns, and vulnerabilities in encryption algorithms.

Cryptanalysis: Conventional

Explores conventional Cryptanalysis methods, including Differential and Linear Cryptanalysis, and delves into the significance of Hypothesis Testing in Cryptography.

Applied Cryptography: Symmetric Confidentiality

Explores symmetric cryptography for confidentiality, covering stream ciphers, block ciphers, and their modes of operation.

Internet Capsules: Security and Privacy

Covers internet security, privacy, TLS, blocking, filtering, surveillance, and espionage.

Security Best Practices: Authentication and Good Conduct

Discusses security best practices, such as creating secure passwords and protecting personal networks.

RSA Encryption: Principles and Applications

Explores RSA encryption principles, factorization challenges, and practical applications in data security.

Building End-to-End-Encrypted Systems

Explores challenges in building secure end-to-end-encrypted systems and proposes new cryptographic solutions to enhance data security.

Cryptanalysis: Decorrelation & Proving Security

Explores cryptanalysis through decorrelation techniques and proving security in conventional cryptography, covering topics like distinguishing functions, matrices, and the random oracle model.

Conditional Access II

Covers conditional access, encryption, decryption, authentication, and advanced encryption standards, exploring identity-based encryption, biometrics, and attribute-based encryption.

Symmetric Encryption: Basics and Techniques

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

Encryption Project: Scratch Basics

Covers the basics of starting an encryption project using Scratch and provides step-by-step guidance on implementing encryption techniques.

Mobile Telephony Security

Explores the security challenges and improvements in mobile telephony, covering encryption algorithms, protocols, and integrity/authentication issues.

Privacy-Preserving Data Management: Intro and Secure Operations

Covers the motivation behind privacy-preserving data management and the intersection protocol for secure operations across private databases.

Public-Key Cryptography: Standards and Applications

Discusses public-key cryptography, focusing on standards like RSA, DSA, and AES, and their applications in secure communications.

Cryptography: symmetric crypto

Covers symmetric cryptography, encryption algorithms, protection, stream ciphers, and AES.

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.

Internet Network: Opportunities and Dangers

Explores the opportunities and dangers of the internet network, including Enigma, TLS, DES, ChaCha20, AES, and known attacks.

Modern Cryptography Milestones

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

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.