Module 6 encryption LO to understand the role

Module 6: encryption LO: to understand the role encryption plays in keeping sensitive information private. To begin to evaluate the need for privacy in the digital age. © London Grid for Learning www. cybersecurity. lgfl. net

Can you keep a secret? • You want to tell your friend in class a secret before break, but you need to make sure no one else in the class finds out your secret. • You’re sitting on opposite sides of the classroom. • No technology allowed. • How will you get the message to them in confidence? © London Grid for Learning www. cybersecurity. lgfl. net

Watch • Encryption video © London Grid for Learning www. cybersecurity. lgfl. net

Cracking codes and ciphers © London Grid for Learning www. cybersecurity. lgfl. net

Fail Caesar! • How easy do you think it was for the enemy to crack the Caesar Cipher? • How do you think they did it? • Clue: patterns. © London Grid for Learning www. cybersecurity. lgfl. net

Today Hyper Text Transfer Protocol Secure (HTTPS) is the secure version of HTTP. When do you see https: // and the padlock, instead of http: //? © London Grid for Learning www. cybersecurity. lgfl. net

Is encryption a good thing? Class discussion about what hiding information from others allows you to do. Positives and negatives. © London Grid for Learning www. cybersecurity. lgfl. net

What’s up, Whats. App? 1. Why have Whats. App encrypted all their users’ notifications? 2. Who is happy about it? 3. Who is worried about it? 4. What do you think? © London Grid for Learning www. cybersecurity. lgfl. net

If you don’t have privacy then you can’t have freedom. • Do you agree or disagree with this statement? © London Grid for Learning www. cybersecurity. lgfl. net