Digitale Selbstverteidigung Klasse 8: Deine Daten, deine Geräte

Was das Netz über dich weiß, welche Rechte du hast, wie eine Nachricht reist und wie Passwort und Handy sicher werden.

The lessons

1. 1
   Introduction: What Does the Internet Know About You?

   Why digital self-defence matters to you and what happens in this course.

2. 2
   Social Media: What Your Apps Really Know About You

   Instagram, TikTok, Snapchat: how platforms collect and use your data.

3. 3
   Your Data, Your Rights: What the Law Says

   What data protection has to do with you and what rights you have.

4. 4
   Where is my message right now? How the internet works

   Nodes, routers, servers: which route a message takes, what client and server are, and why the storage location decides who can see your data.

5. 5
   Encryption: the padlock in the browser and the Caesar trick

   Why WhatsApp and the padlock in the browser protect you, what end-to-end means, and how you can encrypt and crack messages yourself with the Caesar trick.

6. 6
   Passwords and Accounts: What Belongs to You and What You Never Share

   Why every password has to be unique and what two-factor authentication does for you.

7. 7
   Securing Your Smartphone: PIN, Apps and Permissions

   Why your phone is your most important device and how to protect it properly.

8. 8
   Zusammenfassung: Deine Daten, deine Geräte

   Sicherung der Klasse-8-Reihe: Datenspuren, Rechte, Netz, Verschlüsselung, Passwörter, Smartphone.