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🌿🔬 Lesson 10: Your Data is a Taonga

⏱️ 75 minutes 📚 Year 8 🇳🇿 NZ Curriculum: Technology, Health, Social Sciences

Kaitiaki Tikanga: Kia ora. Today we discuss a new kind of treasure—a digital taonga. Your name, your date of birth, your photos, your thoughts—this is your data. It holds your whakapapa, your story. Like any taonga, it is precious and must be guarded with care. This is a core part of our responsibility to our whānau.

Kaitiaki Pūtaiao: Correct. And the primary system for guarding this taonga is the password. A password is a digital lock. Some locks are weak; some are strong. Today, we will analyse the science of creating strong locks to protect our valuable data assets. Let's examine the system.

Knowledge (Māramatanga)

  • Define 'personal data' and provide at least three examples.
  • Understand that protecting one's own data helps protect their friends and whānau.
  • Identify the elements of a strong password (length, complexity, uniqueness).

Skills (Pūkenga)

  • Analyse the strength of different passwords based on a clear set of criteria.
  • Create a strong, memorable password using a recommended technique.
  • Evaluate the security of their own (or example) passwords.

Values (Wairuatanga)

  • Value their personal data as a taonga worth protecting.
  • Develop a sense of kaitiakitanga (guardianship) over their digital identity.
  • Appreciate that good security is an act of care for their community.

➡️ Whakatūwhera | The Leaky Kete (15 minutes)

Main Activity: The Information Chain

  • Setup (5 mins): The teacher asks a student for a piece of harmless information (e.g., their favourite colour). The teacher tells that student, who tells the next, and so on, like a game of telephone.
  • The Twist (10 mins): Halfway through, the teacher asks one student in the chain for a friend's favourite colour. That student might know it and pass it on. Discuss: "How did Student X's information get shared? Did they give permission? How does one person's information getting out sometimes lead to their friend's information getting out?" This introduces the core idea that our data is connected.

💡 Main Learning | The Password Strength Lab (35 minutes)

Main Activity: Deconstructing the Lock

  • What Makes a Strong Password? (10 mins): Kaitiaki Pūtaiao explains the science of passwords. It's not just about making it hard to guess; it's about making it hard for a computer to crack. Key factors:
    • Length: The single most important factor.
    • Complexity: Using a mix of uppercase, lowercase, numbers, and symbols.
    • Uniqueness: Not using the same password everywhere.
  • Password Analysis (20 mins): In pairs, students use the 'Password Strength Lab' handout. They will analyse a list of example passwords, grading them against the criteria and calculating a "strength score."
  • Sharing Lab Results (5 mins): The class discusses: Which password was the strongest? Which was weakest? Were there any surprises?
Teacher Note: This is a "do as I say, not as I do" moment for many adults. Be open about this. The goal is to teach best practices. Under no circumstances should students be asked to share or analyse their *own* real passwords.

🤝 Consolidation | The Three-Word Technique (20 minutes)

Main Activity: Building a Better Lock

  • Introducing the Technique (10 mins): The teacher introduces a simple, effective technique for creating strong, memorable passwords: combining three random, unrelated words (e.g., "CorrectHorseBatteryStaple"). This creates length, is easy to remember, and can be made complex (e.g., "C0rrect-H0rse-B@ttery!").
  • Password Creation Challenge (10 mins): Each student uses the technique to create a new, strong, secret password on their handout. They then grade their own creation using the strength score system.
Formative Assessment: The completed 'Password Strength Lab' handout shows if they can analyse security effectively. The password they create for the final challenge demonstrates their ability to apply the technique correctly.

🏁 Whakakapi | Kaitiaki of the Kete (5 minutes)

Main Activity: Final Thought

  • Kaitiaki Tikanga concludes: "Your kete of data is now more secure. You have learned to weave a stronger lock. Remember that this is an act of kaitiakitanga. By protecting your own taonga, you protect your whakapapa and you protect your whānau. You are fulfilling your responsibility."