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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:
Talent agencies like ICM, CAA and Paradigm represent writers, directors and actors (among other talent). These agencies take in hundreds of millions of dollars a year collecting 1
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1. Go to www.bytesizebook.com 2. Follow the first link: Guide to Web Development with Java 3. Click on Examples tab 4. Go down to Chapter 4 to find all jar folders, packages, class
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What are the List interface and its main implementation? List helps in collections of objects. Lists may include duplicate elements. Main implementations of List interface are
what is the job of it
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CP5307 Assessment Task 3 Coding Project Specification SP22, 2019 Brisbane Description Another type of app found on app stores are “educational games”. There are immersive full-
Difference between Hash Map and Hash Table? The HashMap class is roughly equivalent to Hashtable, except that it is unsynchronized and allows nulls. (HashMap allows null values
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