Activity 5. Data Security

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23 Φεβ 2014 (πριν από 3 χρόνια και 5 μήνες)

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Activity 5. Data Security



1. Why is data security important? Illustrate your answer by reflecting on the following
information systems:



e
-
banking



facebook



ebay

2. Compare and contrast viruses with spyware. In your answer discuss what they do and how
they are distributed to computer systems and how you prevent them from entering your
system.


3. Compare and contrast full backups and partial backups.


4. Compare Online backups with offsite backups.


5. Briefly describe how Secure Socket Layer (SSL) work
s.


6. Briefly describe how one biometric authentication works and a situation wher it can be
most useful