Sentence examples for many access control from inspiring English sources
Although many access control models have been developed in the past, such as discretionary access control (DAC), mandatory access control (MAC) and role-based access control (RBAC), these models are designed primarily as a defensive measure in that they are used for examining access requests and making authorization decisions based on established access control policies.
There are many access control companies out there, so you will probably wonder (as I did) - what's so special about them?
A moment of thought reveals that many access control systems do not need the true identity of the user but simply require a confirmation that the user is a legitimate member.
The goal of this system is to solve the problems suffered by users trying to access an information provider outside their own network, since, in many cases, access control is performed by IP-address filters.
For this reason, many medium access control protocols run duty-cycles in which nodes periodically switch between active and sleep modes.
There are many situations where access control rules are user specific, dynamic, and then difficult to predict.
Many of the access control policies require large amounts of access control data and fetching this data from the tenant takes a considerable amount of time.
Scalability of IBAC is a well-known issue and many more advanced access control models have introduced abstractions to cope with this problem.
Many traditional medium access control (MAC) protocols, such as spatial time division multiple access (STDMA), may not support MIMO technologies directly and not make full use of the feature of MIMO, which may be a limitation in the practical application in ad hoc networks.
Therefore, many QoS-based medium access control (MAC) protocols and technologies have been developed to overcome this problem.
Applications may require different FQAs, and each FQA (e.g., security) can be composed of many concerns (e.g., access control or authentication).
