Applied Cryptography

Applied Cryptography

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Slides from Fall 2021

Slides for this semester will be posted gradually, on a day of a given lecture.

Lecture 11 - Post-Quantum Cryptography - Part 2.

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Introduction to Post Quantum Cryptography by Tim Guneysu, University of Bochum, Germany

Lecture 10 - Post-Quantum Cryptography - Part 1.

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Lecture 9 - Elliptic Curve Cryptography.

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Lecture 8 - RSA: Genesis, Security, & Implementation.

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Recommended video: Euler's totient function

Lecture 7 - Modes of Operation & Authenticated Ciphers.

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Lecture 6 - Advanced Encryption Standard - AES.

Lecture 5 - Historical Ciphers & DES.

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Lecture 4 - Mathematical Background: Modular Arithmetic.

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Lecture 3 - Key Management.

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Lecture 2 - Implementation of Security Services.

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Exercise 1: Security Services in Multistep Protocols (with solutions)

Exercise 2: Message Authentication Code (with solutions)

Recommended video: Securing Stream Ciphers (HMAC) - Computerphile

Lecture 1 - Basic Concepts of Cryptography. Types of Cryptosystems.

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Lecture 0 - Organization of the Course.

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