JHS2 Computing · Term 3 Week 5: Information Security

Lesson notes

Learning Objectives

Indicator: B8.3.3.1.2 - Map the protection methods to each of the four identified data threats (Authorisation, Authentications, Encryption and Decryption)

By the end of the lesson, learners can:

Match each of the four data threats (Interruption, Interception, Modification, Fabrication) to the appropriate protection method.
Explain how Authorisation limits access to data to only approved persons.
Describe how Authentication verifies the identity of a user before granting access.
Demonstrate how Encryption and Decryption work to protect data during transmission.
Evaluate which protection method or combination of methods best solves a given data threat scenario.

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Curriculum details

Strand: Communication Networks (Strand 3)
Sub-strand: Information Security (3.3)
Content standard: B8.3.3.1 - Recognise data threats and security protections
Indicator: B8.3.3.1.2 - Map the protection methods to each of the four identified data threats (Authorisation, Authentications, Encryption and Decryption)
Suggested placement: Term 3, Week 5 (Week 29 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: Computing, Common Core Programme (JHS1-JHS3), 2023, p. 35
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

1. Brainstorm the methods of protecting data against the four main threats.
2. Describe the threats to data security and the methods of preventing each threat.