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Computer Science Explorations 2

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Lesson 2.6 Encryption

Description

In this lesson, students will learn how basic encryption and decryption works. There is a need for secrecy when sending and receiving personal information. Encryption and decryption are used to protect personal information.

Objective

Students will be able to:

  • Explain the need for encryption and how basic encryption and decryption works
  • Relate encryption with how it affects the CIA Triad
  • Describe the limitations of cryptographic methods.

Activities

These are all the activities included in the lesson

2.6.1 What is Cryptography?
2.6.2 Cryptography: A Brief History
2.6.3 Cryptogram Game!
2.6.4 Encrypt/Decrypt
2.6.5 Using the Caesar Cipher
2.6.6 Caesar Cipher Encryption
2.6.7 Decrypt Caesar's Cipher!
2.6.8 Cracking Caesar Program
2.6.9 Security Tradeoffs