7-8 Digital Technologies: Data transmission and network security
Students learn how data is represented and moved across wired, wireless and internet networks, and how encryption, HTTPS, Wi-Fi security and firewalls protect it.
One content description (VC2TDI8S02) from the full 7-8 Digital Technologies Vic Curric - Digital Systems and Security journey. All 28 modules below are in that journey too, with the same content — add just these to a class, or the whole strand.
Modules (28)
1
Data as binary
2
Data transmission
3
Computer network
4
Wired transmission
5
Wireless transmission
6
Comparing wired and wireless networks
7
Wi-Fi range and interference
8
Network interface (wired and wireless adapter)
9
Bluetooth for short-range transfer
10
LAN and WAN
11
Internet vs World Wide Web
12
Client and server
13
IP address
14
Data packets
15
Network protocols
16
Bandwidth and network speed
17
Router
18
Network switch
19
Modem
20
Wireless access point
21
Tracing data across a network
22
Risks of unsecured public Wi-Fi
23
Using public Wi-Fi safely
24
Encryption and decryption
25
Caesar cipher
26
HTTPS and the padlock
27
Securing a Wi-Fi network
28
Firewalls
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