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ACARA Digital Technologies Years 7–8 — Networks and Cyber Threats

How accounts and data are attacked, and how to protect them.

Modules (75)

1 Personal data 2 Digital account 3 What cyber security is 4 Why attackers target accounts and data 5 Threat 6 Deliberate threats to data 7 Vulnerability 8 Data breach 9 Matching a threat to its process and aim 10 Social engineering 11 Phishing 12 Spotting the signs of a phishing message 13 Checking links and fake websites 14 Smishing and vishing 15 Spear phishing 16 Malware 17 Trojan horse 18 Spyware 19 Ransomware 20 Brute-force and dictionary attacks 21 Weak passwords 22 Interception of data on a network 23 Mitigation measures for threats, vulnerabilities and risks 24 Reporting and deleting a phishing message 25 Strong passwords 26 Passphrase 27 Unique passphrase for each account 28 Password manager 29 Keeping software updated 30 Antivirus software 31 Firewalls 32 Privacy settings 33 Using public Wi-Fi safely 34 Security controls: prevent, detect, respond 35 Responding to a suspected compromise 36 Checking whether an account appears in a data breach 37 Username and password 38 Authentication factors 39 Multi-factor authentication 40 How MFA protects an account when the password is stolen 41 Types of MFA 42 Setting up MFA with an authenticator app 43 Backup codes and account recovery 44 Limits of MFA 45 Why data is encrypted 46 Encryption and decryption 47 Plaintext 48 Ciphertext 49 Encryption key 50 Caesar cipher 51 Encrypting a message with a Caesar shift 52 Wrapping around from Z to A 53 Decrypting a message with a Caesar shift 54 Using a cipher wheel or strip 55 Why encrypted data is useless to an interceptor 56 Breaking a Caesar cipher by trying every shift 57 Frequency analysis of ciphertext 58 Substitution cipher 59 Transposition cipher 60 Polyalphabetic ciphers 61 Vigenere cipher 62 Symmetric encryption 63 The risk of sharing a symmetric key 64 Keeping an encryption key secret 65 Asymmetric encryption 66 AES 67 Why a Caesar cipher is weak compared with modern encryption 68 HTTPS and the padlock 69 Protecting data in transit 70 Protecting data at rest 71 Explaining encryption in short sentences 72 Choosing a solution to counter a threat 73 Layers of protection 74 Applying protections to a scenario 75 Creating a cyber safety awareness message

Smaller journeys, one per content description

The same modules, split up so a class can take just the content description it's working on.

ACARA 7-8 Digital Technologies: Cyber security threats and phishing — AC9TDI8P13 Students learn what cyber security is, why accounts and data are attacked, and how to recognise phishing, malware, password attacks and interception.

ACARA 7-8 Digital Technologies: Protecting accounts and devices — AC9TDI8P13 Students learn practical measures that reduce cyber threats, including strong passphrases, updates, antivirus, firewalls, privacy settings and how to respond to a suspected compromise.

ACARA 7-8 Digital Technologies: Multi-factor authentication — AC9TDI8P13 Students learn how multi-factor authentication protects an account even when its password has been stolen, how to set it up, and where it can still fail.

ACARA 7-8 Digital Technologies: Data encryption and applying protections — AC9TDI8P13 Students explain and apply encryption such as the Caesar cipher to keep data private, compare it with modern methods, and combine protections to counter threats in realistic scenarios.

Printables for this journey

Every module above has its own free printable worksheet with an answer key. These crosswords and word searches cover the same terms:

VCE Cyber Security Crossword: Emerging trends in cyber security to Antivirus software (Modules 1–10) 10 clues · Emerging trends in cyber security, Regulatory compliance, Zero Trust Architecture, Routers and more

VCE Cyber Security Crossword: Local Area Networks (LANs) to Viruses (Modules 21–30) 10 clues · Local Area Networks (LANs), Wide Area Networks (WANs), Wireless Personal Area Networks (WPANs), Global exposure to cyber security threats and more

VCE Cyber Security Crossword: Worms to Operating system updates (Modules 31–40) 10 clues · Worms, Ransomware, Denial of service attacks, Improper credential management and more

VCE Cyber Security Crossword: Software malware updates to RSA (Modules 41–50) 10 clues · Software malware updates, Staff procedures, Encryption and decryption, Caesar cipher and more

VCE Cyber Security Word Search: Emerging trends in cyber security and more (Modules 1–20) 20 words to find · Emerging trends in cyber security, Regulatory compliance, Zero Trust Architecture, Routers and more

VCE Cyber Security Word Search: Local Area Networks (LANs) to Operating system updates (Modules 21–40) 20 words to find · Local Area Networks (LANs), Wide Area Networks (WANs), Wireless Personal Area Networks (WPANs), Global exposure to cyber security threats and more

VCE Cyber Security Word Search: Software malware updates to Information Privacy Principle 5 (Modules 41–74) 22 words to find · Software malware updates, Staff procedures, Encryption and decryption, Caesar cipher and more

Years 5–6 Digital Systems Crossword: Data and networks and Accounts, passphrases and security (Modules 31–40) 10 clues · Modem, Wireless access point, IP address, Data packets and more

Years 5–6 Digital Systems Crossword: Data and networks and Accounts, passphrases and security (Modules 41–52) 10 clues · Strong passwords, Passphrase, Risks of password re-use, Unique passphrase for each account and more

Years 5–6 Digital Systems Word Search: Data and networks and Accounts, passphrases and security (Modules 21–52) 20 words to find · Data transmission, Wired transmission, Wireless transmission, Bluetooth for short-range transfer and more

Years 5–6 Data & Information Crossword: Analysing and visualising data and Digital footprint and privacy (Modules 31–56) 10 clues · Choosing the right chart, Column and bar charts, Line charts, Pie charts and more

Years 5–6 Data & Information Word Search: Acquiring and manipulating data to Digital footprint and privacy (Modules 21–56) 20 words to find · Cleaning data, Formulas start with =, Arithmetic operators + - * /, The SUM function and more

Years 7–8 Digital Systems Crossword: Data transmission and network security and Account security and cyber threats (Modules 26–74) 10 clues · Comparing wired and wireless networks, Wi-Fi range and interference, HTTPS and the padlock, Securing a Wi-Fi network and more

Years 7–8 Digital Systems Word Search: Hardware for particular tasks to Account security and cyber threats (Modules 4–74) 20 words to find · CPU clock speed (GHz), CPU cores, HDD vs SSD performance, Storage units: KB, MB, GB, TB and more

Years 9–10 Digital Systems Crossword: Controlling and securing access to data and Threats and software vulnerabilities (Modules 25–40) 10 clues · Salting a password hash, Brute-force and dictionary attacks, Asset, Threat and more

Years 9–10 Digital Systems Crossword: Software supply chain vulnerabilities and Threat modelling and security responses (Modules 70–79) 10 clues · Reducing supply chain risk, Risk as likelihood and impact, Risk rating matrix, Data flow diagram of a system and more

Years 9–10 Digital Systems Word Search: Controlling and securing access to data and Threats and software vulnerabilities (Modules 13–40) 20 words to find · Confidentiality, Integrity, Availability, Authentication vs authorisation and more

Years 9–10 Digital Systems Word Search: Threats and software vulnerabilities to Threat modelling and security responses (Modules 41–79) 20 words to find · SQL injection, Buffer overflow, Zero-day vulnerabilities, Insider threats and human error and more

VCE Software Development U4O2 Crossword: Copyright, Essential Eight and the ISM to Mitigation and improving secure development practices (Modules 97–130) 10 clues · ISM Guidelines for Software Development, Applying privacy principles to a software development scenario, Ethical issue: ineffective security practices, Intellectual property in software you write and more

VCE Software Development U4O2 Word Search: Security controls for development practices and stored data to Mitigation and improving secure development practices (Modules 49–130) 20 words to find · Code repositories, Securing a code repository, Encrypting data at rest and in transit, Peer code review process and more

VCE Data Analytics U4O2 Crossword: Why data security matters and types of threats and Data integrity and its consequences (Modules 1–25) 10 clues · Goals and objectives of medium and large organisations, Safeguarding business operations, Mitigating financial loss and reputational damage, Accidental threats to data and more

VCE Data Analytics U4O2 Crossword: Evaluating security with CIA and security controls to Disaster recovery plans (Modules 44–79) 10 clues · Adaptive (risk-based) authentication, Physical security controls, Data loss prevention controls, Protecting data at rest and more

VCE Data Analytics U4O2 Word Search: Why data security matters and types of threats to Evaluating security with CIA and security controls (Modules 1–43) 22 words to find · Goals and objectives of medium and large organisations, Safeguarding business operations, Mitigating financial loss and reputational damage, Accidental threats to data and more

VCE Data Analytics U4O2 Word Search: Evaluating security with CIA and security controls to Victorian privacy and health records legislation (Modules 44–113) 21 words to find · Adaptive (risk-based) authentication, Physical security controls, Data loss prevention controls, Protecting data at rest and more

IGCSE Computer Science Paper 1 Crossword: 2.2 Methods of Error Detection and 2.3 Encryption (Modules 189–203) 10 clues · Choosing an error detection method for a scenario, Interception of data on a network, Plaintext, Ciphertext and more

IGCSE Computer Science Paper 1 Crossword: 5.2 Digital Currency and 5.3 Cyber Security (Modules 520–546) 10 clues · Working out ownership from the blockchain, Stopping the same digital currency being spent twice, Writing exam answers about digital currency and blockchain, Trojan horse and more

IGCSE Computer Science Paper 1 Crossword: 5.3 Cyber Security and 6.1 Automated Systems (Modules 553–577) 10 clues · Access levels, Anti-spyware software, What a proxy server is, How a proxy server keeps data safe and more

IGCSE Computer Science Paper 1 Word Search: 2.2 Methods of Error Detection to 3.1 Computer Architecture (Modules 189–217) 20 words to find · Choosing an error detection method for a scenario, Interception of data on a network, Plaintext, Ciphertext and more

IGCSE Computer Science Paper 1 Word Search: 5.2 Digital Currency and 5.3 Cyber Security (Modules 510–546) 21 words to find · Digital ledger, What a ledger record contains, Time-stamp, A record that cannot be altered and more

IGCSE Computer Science Paper 1 Word Search: 5.3 Cyber Security and 6.1 Automated Systems (Modules 553–607) 21 words to find · Access levels, Anti-spyware software, What a proxy server is, How a proxy server keeps data safe and more

Crossword: Programming with Control Structures and Functions (JavaScript) and Networks and Cyber Threats (Modules 635–666) 10 clues · Random whole numbers with Math.random() and Math.floor(), Combining sequence, selection and iteration in one program, Writing a program that uses functions and control structures, Higher or lower number guessing game and more

Crossword: Networks and Cyber Threats (Modules 674–695) 10 clues · Checking whether an account appears in a data breach, Setting up MFA with an authenticator app, Backup codes and account recovery, Why data is encrypted and more

Crossword: Networks and Cyber Threats and Digital Footprints and Data Minimisation (Modules 696–726) 10 clues · Substitution cipher, Transposition cipher, Keeping an encryption key secret, Why a Caesar cipher is weak compared with modern encryption and more

Word Search: Programming with Control Structures and Functions (JavaScript) and Networks and Cyber Threats (Modules 635–695) 21 words to find · Random whole numbers with Math.random() and Math.floor(), Combining sequence, selection and iteration in one program, Writing a program that uses functions and control structures, Higher or lower number guessing game and more

Word Search: Networks and Cyber Threats and Digital Footprints and Data Minimisation (Modules 696–770) 22 words to find · Substitution cipher, Transposition cipher, Keeping an encryption key secret, Why a Caesar cipher is weak compared with modern encryption and more

Frequently Asked Questions

Are these worksheets free?

Yes — every worksheet and its answer key is free to view, download, and print, with no account required to access any individual module.

Do I need an account?

No account is needed to view or print a worksheet. A free teacher account adds extras like assigning modules to a class and tracking progress automatically — it takes under three minutes to set up and doesn't need a credit card.

What year level is this for?

This curriculum is aligned to the Australian Curriculum (ACARA) and Victorian Curriculum, spanning roughly Years 3 to 10 — from first sequencing and variables through to object-oriented programming and advanced data structures. Start wherever matches your class's current level; each module builds on the last.

Can I print them?

Yes — every module has a one-click Print Worksheet button that generates a printable page with the practice questions and a full answer key.

Is this aligned to a curriculum?

Yes — the module sequence is mapped to the Australian Curriculum (ACARA) and Victorian Curriculum, and a class's progress is reported back against those curriculum bands (e.g. ACARA Years 5–6 sequencing and iteration, Years 7–8 functions and data structures), not just a generic difficulty scale.

Can students use this without a teacher?

Yes — students can start any module and practice directly, no class or account required. Joining a teacher's class with a class code adds progress tracking, class badges, and live Sprints, but isn't needed to work through the worksheets or modules solo.

Do I need to know ACARA Digital Technologies Years 7–8 myself to teach this?

No — every module comes with a full worked answer key, and Cloodit tracks who's stuck automatically, so you don't need to solve each exercise yourself before assigning it or be able to debug a student's work line by line.

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