There are six categories of security services: authenticiation, access control, data confidentiality, data integrity, nonrepudiation, and availability service. First, is authentication service, which defines as the assurance that the communicator is legitimate and is the one that it claims to be. It can either be peer entity or data origin authentication. Second, access control which is to prevent any unauthorized uses of resources. After one is being authenticiated, then this service limit/controls who access? what accessing rights to the resources are allowed depending on the identified individuals. Data confifentiality: the protection of data from unauthorized disclosure. Data integrity: the assurance that data received are exactly as sent by an authorized entity (e.t.c, contain no modificafion, insertion, deletion, or replay).
There are several software programs and internet applications that you use to send electronic mail (e-mail) to other people. However, for programs that are part of the Microsoft Suite, only one provides this ability, which is (C) Outlook.
Microsoft Access is used to manage databases, while Microsoft Excel is used to analyze numerical and text data. WordPerfect is a word processor software created by Corel.
A network is used to configure data sources for applications that require access to a database?
<span>Briefly explain why it is necessary to critique a scientific argument before it is accepted.
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