This course contains an introduction to the key concepts of cryptography and security engineering. It examines the role of encryption in information security and considers common encryption methods. This course also features a number of fictional scenarios based on cryptography to help you apply the concepts to situations you may see in the real world. This course requires some basic understanding of IT concepts. This course is part of the Cybersecurity suite of courses. However, the course can be taken as a stand-alone course.