Back to Cryptography and Information Theory
University of Colorado System

Cryptography and Information Theory

Welcome to Cryptography and Information Theory! This course combines cryptography (the techniques for protecting information from unauthorized access) and information theory (the study of information coding and transfer). More specifically, the course studies cryptography from the information-theoretical perspectives and discuss the concepts such as entropy and the attacker knowledge capabilities, e.g., Kerckhoff's Principle. It also contrasts information-theoretic security and computational security to highlight the different train of thoughts that drive the cryptographic algorithmic construction and the security analyses. This course is a part of the Applied Cryptography specialization.

Status: Theoretical Computer Science
Status: Computational Logic
IntermediateCourse8 hours

Featured reviews

NS

5.0Reviewed Sep 13, 2025

Greatly explained for beginners in cryptography. Although it requires some basics in maths and algorithms, it is still a great introduction to the field.

SD

5.0Reviewed Jan 14, 2018

This is fabulous course that i found, great assignment and questions make this course course worth full.

RD

5.0Reviewed Aug 15, 2020

Wording is simple with plenty of examples and analogies. Easy to follow.

AJ

5.0Reviewed May 17, 2020

Good course...provides the fundamental idea behind the relationship between cryptography and information theory...

SC

5.0Reviewed Jun 2, 2021

Great Intro to Cryptology core concepts! Professor is also super clear in his explanations. Recommended :)

BA

5.0Reviewed Apr 18, 2020

This course helps in developing research and teaching skills.The overall course contents covered were excellent.Thank You.

SS

5.0Reviewed Jul 4, 2020

The course gave me very good basics in Cryptography. Especially, the attacker perspective, which is the most important aspect of Cryptography.

UA

5.0Reviewed Mar 8, 2022

what a wonderful course this course helped me to achieve more knowledge in the field of cryptography and cyber secqurity

PJ

5.0Reviewed Mar 10, 2022

nice experience of this course best course in my life..

AP

5.0Reviewed Jan 17, 2024

A great course for beginners. It is evident, that the Instructor has put much effort in designing this course.

GL

5.0Reviewed Apr 26, 2020

By learning this course i have gained some extra knowledge in cryptography. This course helped me to complete my final year project.

MJ

5.0Reviewed Jul 17, 2020

Course is very simple to follow with good questions in the quizes

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