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EJB elements operate inside a container environment and rely heavily on the container to give security. The four key services needed for the security are:
1. Identification: In Java security APIs this identifier is define as a principal.
2. Authentication: To show the identity one must present the credentials in the form of password, digital certificate, swipe card, finger prints etc.
3. Authorization (Access Control): Every secured system should limit access to particular users. The common route to enforce access control is by maintaining security privileges and roles.
4. Data Confidentiality: This is performed by encryption of some sort. It is no good to shield your data by authentication if someone may read the password.
The EJB specification services itself exclusively with authorization (access control). An application using EJB may specify in an abstract (declarative) and portable way that is allowed to access business functions. The EJB container accepts the following actions:
O/R mapping is well suited for read, change, write centric applications and not suited for write centric applications where data is seldom read. Although this was usually true of m
Project Description: Android app for particular needs children Provide the fonts, layouts and images of the app. Functions: home screen: main page that links to 'login'
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I am having trouble with the code below because I am trying to call the text field input type so that whenever someone enters a number above 10 it responds with the alert shown bel
what java stream is used for designing railway reservation form?
What are the steps of working of TCP and IP protocols within internet transmission? TCP divide messages in several packets (capsulation) and sent these messages over the internet
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Alia is appearing for the board exams. In order to qualify for the next class Alia need to get exactly X credits. In current semester Alia has to study N number of subjects, and ev
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