Year 12 · QCE / Digital Solutions
Feedback and error review.
Use a marked response to decide what to change next.
Try this with Digital Solutions
- Choose one criterion, teacher comment or mark you want to understand.
- Compare your answer against that criterion and rewrite only the part that missed it.
- Try the same skill on a fresh task to see whether you can apply the feedback.
Pick a starting point
- Symmetric and asymmetric encryption: DES, Triple DES, AES, Blowfish, Twofish and RSA
- Caesar, Vigenère, Gronsfeld and one-time pad: how they work and how to evaluate their security
- Hashing, checksums, compression and encryption in the storage and transfer of data
- Authentication: passwords, verification codes, biometrics and 2FA/MFA compared
- The Australian Privacy Principles and ethics for personally identifiable and sensitive data
- Network transmission principles, protocols and performance metrics: TCP/IP, HTTP, FTP, VPN, latency, jitter and QoS
Resource inventory inspected 4 November 2026. The main ATARMAXXING study platform is separate from tutoring. Topic labels show what was found, not a guarantee of complete curriculum coverage or tutor availability.
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