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An Introduction to Cryptography
  • Level Foundation
  • المدة 8 ساعات hours
  • الطبع بواسطة University of Leeds
  • Offered by

عن

Cryptography is an essential part of secure but accessible communication that's critical for our everyday life and organisations use it to protect their privacy and keep their conversations and data confidential. This course provides a comprehensive introduction to the fascinating world of cryptography, covering both historical cyphers and modern-day cryptographic techniques. In this course, you will explore the foundations of encryption, decryption, and cryptographic protocols. Through a combination of theoretical concepts, practical examples, and hands-on exercises, you will gain a solid understanding of the principles and applications of cryptography. Join this fascinating course to explore the world of cryptography and learn how secrets have been kept in the past and the modern world. This course is one of many, offered by Click Start, a UK training programme designed to help young people develop digital skills. Click Start offers a limited number of scholarships giving free access to young people in the UK. Check the FAQs to see more detail and follow the link to check if you are eligible for free access today.

الوحدات

Course introduction

    • 1 Videos
    • 1 Readings
    • 1 Discussion
Show info about module content

1 Discussions

  • What are you looking forward to?

1 Videos

  • The course and its creator

1 Readings

  • Welcome to An Introduction to Cryptography

Lesson 1: Simple cryptography

    • 4 Readings
    • 1 Discussion
Show info about module content

1 Discussions

  • Researching ciphers

4 Readings

  • Lesson 1: Overview
  • An introduction to simple cryptography
  • The three roles of cryptography
  • Lesson 1: Summary and next steps

Lesson 2: Simple ciphers

    • 1 Videos
    • 10 Readings
    • 2 Discussion
    • 1 Assignment
Show info about module content

1 Assignment

  • Check your understanding: Simple ciphers

2 Discussions

  • What type of cipher did you find?
  • End of Week 1: Reflections

1 Videos

  • Solutions: Simple ciphers exercise

10 Readings

  • Lesson 2: Overview
  • What is a 'simple cipher'?
  • Your turn: Try out a simple cipher
  • Simple ciphers: Substitution ciphers
  • Simple ciphers: Transposition ciphers
  • Simple ciphers: Permutation ciphers
  • Simple ciphers: Polygraphic ciphers
  • Your turn: Simple ciphers exercise
  • Vulnerabilities of simple ciphers
  • Lesson 2: Summary and next steps

Lesson 3: An introduction to modern cryptography

    • 8 Readings
    • 1 Assignment
Show info about module content

1 Assignment

  • RSA encryption/decryption

8 Readings

  • Lesson 3: Overview
  • What do we use cryptography for now?
  • Modern day cryptography
  • Rivest–Shamir–Adleman (RSA) encryption
  • Part 1: RSA - Key generation
  • Part 2: RSA - Encryption
  • Part 3: RSA - Decryption
  • Lesson 3: Summary and next steps

Lesson 4: Modern cryptography continued

    • 6 Readings
    • 1 Discussion
    • 1 Assignment
Show info about module content

1 Assignment

  • Check your understanding: Modern cryptography

1 Discussions

  • End-to-end encryption in the news

6 Readings

  • Lesson 4: Overview
  • Modern cryptography: End-to-end encryption
  • Hash functions
  • Optional exercise: Hash functions
  • Digital signatures
  • Lesson 4: Summary and next steps

Course summary and assessment

    • 1 Videos
    • 1 Readings
    • 1 Discussion
    • 1 Assignment
Show info about module content

1 Assignment

  • Test your learning and get your certificate

1 Discussions

  • Reflection

1 Videos

  • Course summary

1 Readings

  • Further exploration

Auto Summary

Embark on a captivating journey into the realm of cryptography with "An Introduction to Cryptography," a foundational course in the Data Science & AI domain. Guided by Coursera's expert instructors, this course delves into the critical role cryptography plays in securing our daily communications and protecting organizational data. Throughout the course, you will explore the evolution of cryptographic techniques, from historical cyphers to state-of-the-art encryption methods. Engage with theoretical concepts, practical examples, and hands-on exercises to develop a robust understanding of encryption, decryption, and cryptographic protocols. Designed to be completed in approximately 480 minutes, this course is part of Click Start, a UK-based training initiative aimed at equipping young people with essential digital skills. Click Start also offers a limited number of scholarships, providing free access to eligible participants in the UK. Whether you're a beginner or looking to solidify your foundational knowledge in cryptography, this course offers flexible subscription options, including Starter and Professional plans, to suit your learning needs. Dive into the world of cryptography and uncover the secrets of secure communication both past and present.

Sam Wilson
Instructors

Sam Wilson

Click Start
Instructors

Click Start