PPT-Lecture 7 Access Control

modified from slides of Lawrie Brown Access Control ITUT Recommendation X800 definition The prevention of unauthorized use of a resource including the prevention of use of a resource in an unauthorized manner. One of the most important aspects is the sampling proces s level In continuous time control systems all the system variable s are continuous signals Whether the system is linear or nonlinear all variables are continu ously present and therefore know u simple Control law is strongly nonlinear If the corresponding time constants are large enough good control results at small errors can even be reached with discontinuous controllers and simple control elements Types of controllers Two position mod Bi kh Bh tt ac arya Professor Department of Mechanical Engineering IIT Kanpur Joint Initiative of IITs and IISc Funded by MHRD brPage 2br NPTEL Mechanical Engineering Modeling and Control of Dynamic electroMechanical System Module 2 Lecture 14 In N is the process noise or disturbance at time are IID with 0 is independent of with 0 Linear Quadratic Stochastic Control 52 brPage 3br Control policies statefeedback control 0 N called the control policy at time roughly speaking we choo Generator Excitation Systems and reactive power characteristics of power system components Since voltage magnitudes in a system are intimately related to the ability of various components to absorb or supply reactive power we shall begin by reviewin 30pm 730pm 730pm 730pm Hold Your Applause Inventing and Reinventing the C lassical Concert Hold Your Applause Inventing and Reinventing the C lassical Concert Hold Your Applause Inventing and Reinventing the C lassical Concert Hold Your Applause I 22x1 lecture 14x1 lecture 14UIC UIC BioSBioS 101 Nyberg101 NybergReading AssignmentReading Assignment Chapter 12, study the figures and Chapter 12, study the figures and understand the color coding.un Access Control. modified from slides of . Lawrie. Brown. Access Control. ITU-T Recommendation X.800 definition: . “The prevention of unauthorized use of a resource, including the prevention of use of a resource in an unauthorized manner.”. Slide . 1. Access Matrix. File A. File B. File C. Printer 1. Alice. RW. RW. RW. OK. Bob. R. R. RW. OK. Carol. RW. David. RW. OK. Faculty. RW. RW. OK. CS 140 Lecture Notes: Protection. Slide . 2. Access Matrix. modified from slides of . Lawrie. Brown. Access Control. ITU-T Recommendation X.800 definition: . “The prevention of unauthorized use of a resource, including the prevention of use of a resource in an unauthorized manner.”. Prof. Ravi Sandhu. Executive Director, Institute for Cyber Security. Lutcher Brown Endowed Chair in Cyber Security. University of Texas at San Antonio. Colorado State University. Fort Collins. Sept. 16, . Role Based Access Control Venkata Marella Access Control System Access control is the ability to permit or deny the use of a particular resource by a particular entity. Access control mechanisms can be used in managing physical resources, logical resources, or digital resources. Pacific Gender Mainstreaming Training Kit. Learning outcomes. At the end of this session you will understand:. how access and control over resources can impact on resilience.. Access and control. Access refers to the opportunity to make use of something. . Authorization. Part 2 . . Access Control . 1. Chapter 8: Authorization . It is easier to exclude harmful passions than to rule them,.