Encryption
2.3What the syllabus asks of you
- Understand the need for and purpose of encryption when transmitting data
- Understand how data is encrypted using symmetric and asymmetric encryption
Read the notes first
Chapter 2: Encryption
Drill this topic
All 7 questions on Encryption, untimed — answer on paper, then mark yourself against the mark scheme.
Make a worksheet
Choose the years and how many questions, then print it with the answers on separate pages.
7 questions
These are structured questions, answered in working rather than by picking an option, so they are not listed here one by one. The drill above puts each in front of you with its mark scheme to check against.