Identify one method that a user can employ to secure data being transmitted over a public network.
Defragmentation
Encryption
Compilation
Multitasking
Practise Edexcel GCSE Computer Science Cybersecurity with exam-style questions for GCSE Computer Science. 41 questions covering Malware threats and cyberattack methods and Protecting digital systems and data, matched to the Edexcel GCSE Computer Science (1CP2) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.