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For example: GRANT can be used to give privileges to user to do SELECT, INSERT, UPDATE and DELETE on a specific table or multiple tables. The REVOKE command is used to take a privilege away (default) or revoking specific command like UPDATE or DELETE based on requirements.
In this matrix example there exist two processes, two assets, a file, and a device. The first process is the owner of asset 1, has the ability to execute asset 2, read the file, and write some information to the device, while the second process is the owner of asset 2 and can read asset 1.
Access tables support a variety of standard field types, indices, and referential integrity including cascading updates and deletes. Access also includes a query interface, forms to display and enter data, and reports for printing. The underlying Access database, which contains these objects, is multi-user and handles record-locking.
For example, if two subjects A and B need access to an object, the security level is defined as the meet of the levels of A and B. In another example, if two objects X and Y are combined, they form another object Z , which is assigned the security level formed by the join of the levels of X and Y .
Decision tables are a concise visual representation for specifying which actions to perform depending on given conditions. Decision table is the term used for a Control table or State-transition table in the field of Business process modeling; they are usually formatted as the transpose of the way they are formatted in Software engineering.
A grant table is an interface which grants access to memory pages to Virtual Machines that do not own the pages. [1] Grant tables are implemented on Xen hypervisor. Applications
Multiplexing and multiple access may refer to: Multiplexing , a method by which multiple analog or digital signals are combined into one signal over a shared medium Multiple access , allows several terminals connected to the same transmission medium to transmit over a shared medium.
Demand Assigned Multiple Access (DAMA) is a technology used to assign a channel to clients that do not need to use it constantly. DAMA systems assign communication channels based on news issued from user terminals to a network security system.