Network Security Essay

Network Security Essay

Assess and comment on the following statements relating to network security:
(i) To ensure effective protection, the key should be made confidential and the algorithm is assumed to be known.
(ii) Without integrity, no system can provide confidentiality, but a system can provide integrity without confidentiality.
(b) It is usual to categorise generic network security attacks into the four main types and can also be either passive or active attacks. Assess these generic security attacks, discuss and determine whether they are passive or active attacks. Under each type of generic security attacks, provide an example of a specific attack.