Describe the dangers that can arise from the use of computers to store personal data

Describe methods that protect the security of data including access levels, suitable passwords for access and encryption techniques

Explain the need for file backups and generations of files

Explain the need for archiving files

Explain how lossy and lossless data compression algorithms are used

Calculate compression ratios

Recognise the importance of network security and describe the dangers that can arise form the use of networks

Explain the purpose and typical contents of an acceptable use policy and disaster recovery policy

Describe the characteristics and explain the methods of protection against malware, viruses, worms and key loggers

Describe the different forms of attack based on technical weaknesses and/or user behaviour

Describe methods of identifying vulnerabilities

Explain different ways of protecting software systems during design, creation, testing and use

Describe the role of internet cookies