Mastering Block Ciphers: AES, Modes of Operation & Disk Encryption πŸ”

Explore the fundamentals of block ciphers like AES, including modes such as ECB, CBC, CTR, and GCM. Learn about disk encryption, password-based encryption, and secure key derivation with PBKDF2 for robust data protection.

Mastering Block Ciphers: AES, Modes of Operation & Disk Encryption πŸ”
Applied Cryptography by University of Tartu
570 views β€’ May 22, 2024
Mastering Block Ciphers: AES, Modes of Operation & Disk Encryption πŸ”

About this video

Lecture 4: Block ciphers, modes of operation (ECB, CBC, CTR, GCM), disk encryption, password-based encryption, password-based key derivation function (PBKDF2), side-channel attack

00:00 Introduction
00:33 Block cipher
05:07 Electronic Codebook (ECB) mode
08:07 Initialization Vector (IV)
10:27 Cipher Block Chaining (CBC) mode
15:41 Plaintext padding
17:40 Counter (CTR) mode
21:03 Galois/Counter Mode (GCM)
24:06 Disk encryption
30:56 Password-based encryption
34:03 Password-Based Key Derivation Function 2 (PBKDF2)
38:21 Task: Password-based file encryption
40:32 Task: Test cases
41:30 Task: Password-based file encryption
47:01 Side channel attacks

University of Tartu, MTAT.07.017 Applied Cryptography, Spring 2024
Instructor: Arnis Parsovs
View the complete course: https://courses.cs.ut.ee/2024/appcrypto/spring

Video Information

Views

570

Likes

10

Duration

55:44

Published

May 22, 2024

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