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Matt Glass

Cryptography is an important part of information security planning. This course will teach you some of the basics of cryptographic algorithms and how to select the appropriate one to encrypt your data.

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Cryptography is an important part of information security planning. This course will teach you some of the basics of cryptographic algorithms and how to select the appropriate one to encrypt your data.

Securing electronic communications is vital to ensuring that information is protected as it traverses the network. In this course, Cryptography: The Big Picture, you'll learn how cryptography fits into an overall security strategy for any business or government entity. First, you'll dive into learning about the history of cryptography. Next, you'll explore all the different types of cryptographic algorithms. Finally, you'll discover how you can start using cryptography to start protecting your information today. By the end of this course, you'll know how encryption plays a vital role in the security strategy of any business.

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What's inside

Syllabus

Course Overview
Course Overview and Basic Concepts
Symmetric Key Cryptography
Asymmetric Key Cryptography
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That’s Confidentiality, but What About Integrity?
Cryptography Moving Forward

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Teaches skills, knowledge, and tools that are highly relevant to industry
Develops skills and knowledge that are highly relevant in an academic setting
Builds a strong foundation for beginners
Strengthens an existing foundation for intermediate learners
Covers unique perspectives and ideas that may add color to other topics and subjects
Takes a creative approach to an otherwise established topic, field, or subject

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Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Cryptography: The Big Picture with these activities:
Review Mathematical Concepts for Cryptography
Refreshing your mathematical skills will provide a solid foundation for understanding cryptography concepts.
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  • Review basic number theory concepts, such as prime numbers and modular arithmetic.
  • Brush up on algebra, particularly groups and rings.
  • Consider exploring resources that specifically connect mathematics to cryptography.
Review Symmetric Key Cryptography Tutorials
Completing this tutorial will enhance your knowledge of symmetric key cryptography and prepare you for more advanced topics.
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  • Identify reliable sources for tutorials on symmetric key cryptography.
  • Follow tutorials that cover the fundamentals of symmetric key cryptography.
  • Experiment with different symmetric key algorithms to understand their strengths and weaknesses.
Develop a Cryptography Glossary
Creating a comprehensive glossary will strengthen your understanding of cryptography terminology and concepts.
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  • Compile a list of key cryptography terms and concepts.
  • Define each term clearly and concisely.
  • Provide examples or illustrations to enhance understanding.
  • Organize the glossary alphabetically or by category.
Two other activities
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Show all five activities
Practice Decryption and Encryption Exercises
Regular practice with decryption and encryption exercises will improve your proficiency in applying cryptography concepts.
Show steps
  • Find a reputable online platform or resource for practice exercises.
  • Solve a variety of decryption and encryption problems.
  • Analyze your results to identify areas for improvement.
Contribute to an Open Source Cryptography Project
Contributing to open source projects will provide hands-on experience and enhance your understanding of real-world cryptography applications.
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  • Identify an open source cryptography project that aligns with your interests.
  • Review the project documentation and codebase.
  • Identify areas where you can contribute your skills and knowledge.
  • Submit a pull request with your contributions.

Career center

Learners who complete Cryptography: The Big Picture will develop knowledge and skills that may be useful to these careers:
Information Security Analyst
Information Security Analysts are tasked with protecting and securing information by assessing computer and information systems. Students interested in this field may find this course to be a helpful way to study the ways that cryptography can be used to protect information and data.
Security Architect
Security Architects use their knowledge of how networks and computer systems operate to design, implement and maintain secure systems. The course, with its emphasis on the different types of cryptographic algorithms, may be useful to individuals who are interested in a career in security architecture.
Cryptographer
Cryptographers provide a foundation for secure digital communication. This course may be especially helpful for those working in this field, as it provides an overview of the steps involved in cryptography, as well as the history and future of this field.
Chief Information Security Officer
A Chief Information Security Officer is typically responsible for overseeing all aspects of information security within an organization. This course's overview of cryptography as it relates to security strategies may be useful for those aiming for a leadership role in this field.
Penetration Tester
Penetration Testers evaluate the security of computer systems by simulating attacks and attempting to exploit vulnerabilities. Having a strong foundation in cryptography may be helpful for those working in this field, as it may help them to better simulate and prevent actual attacks.
Cryptanalyst
Cryptanalysts find ways to break ciphers and codes, allowing organizations to test their encryptions and increase security. The course provides a useful overview of the latest developments in cryptography and may be useful for those aiming to work in this field.
Information Technology Manager
Information Technology Managers plan, coordinate and direct computer-related activities in an organization. Understanding cryptography can be important for helping to ensure an organization's security, and this course provides a comprehensive overview of this topic.
Risk Manager
Risk Managers determine the probability of future events and assess the level of risk involved. This course may be useful for those working in this field, as it can improve their ability to assess the risks associated with different cybersecurity measures.
Security Consultant
Security Consultants work with clients to develop, implement and maintain security measures. The course can help build a foundation in cryptography, which is an essential component of any security strategy. This can increase the marketability of someone who wishes to work in this role.
Chief Technology Officer
A Chief Technology Officer is responsible for the technology strategy of an organization. This course may be useful for those aiming for this role as it can increase their understanding of cybersecurity measures and trends.
Technical Writer
Technical Writers write user manuals, technical articles and other documents to aid in the understanding of technology and procedures. Those interested in technical writing may find this course particularly helpful, as it provides an overview of cryptography and the terms and concepts used by those who work in this field.
Network Security Engineer
Network Security Engineers are responsible for designing and implementing security measures to protect computer networks. This course can help to build a foundation in cryptography, which may increase the marketability of someone who wishes to work in this role.
Database Administrator
Database Administrators manage and maintain databases, which involves protecting them from unauthorized access and cyberattacks. This course provides an overview of cryptography and can be helpful for those interested in cybersecurity.
Security Engineer
Security Engineers use their knowledge of security measures and technologies to design and maintain secure networks and computer systems. This course may be useful for those working in this field, as it can help to build a foundation in cryptography.
Data Scientist
Data Scientists collect, analyze and interpret data to help organizations make informed decisions. A background in cryptography is becoming increasingly important for those working in this field, as it can be used to protect sensitive data.

Reading list

We've selected six books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Cryptography: The Big Picture.
A comprehensive reference on applied cryptography. Provides detailed information on various cryptographic algorithms and their applications.
A comprehensive reference on cryptography. Provides in-depth coverage of various cryptographic algorithms and techniques.
A textbook that covers the fundamentals of cryptography. Provides a good foundation for understanding the concepts discussed in the course.
Covers network security concepts and protocols, including cryptography. Provides a good overview of the role of cryptography in securing networks.
A popular science book that explores the history and evolution of cryptography. Provides a good introduction to the subject for non-technical readers.

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