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Delete access rights - PowerPoint PPT Presentation

Outline

Outline

Outline. Announcements Protection and security . Announcements. Lab 3 is due today in class You can turn it in by 5:00pm today without late penalty The last time and date you can turn the lab 3 in with 10 % penalty is 5:00pm, Dec. 5, 2001 Homework #5

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674 views • 43 slides
Operating Systems

Operating Systems

Operating Systems. Protection. Alok Kumar Jagadev. Protection. Protection refers to a mechanism for controlling the access of programs, processes, or users to the resources defined by a computer system. Protection ensures that the resources of the computer are used in a consistent way.

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309 views • 30 slides
CSC 4320/6320 Operating Systems Lecture 10 Protection

CSC 4320/6320 Operating Systems Lecture 10 Protection

Saurav Karmakar. CSC 4320/6320 Operating Systems Lecture 10 Protection. Chapter 14: Protection. Goals of Protection Principles of Protection Domain of Protection Access Matrix Implementation of Access Matrix Access Control Revocation of Access Rights Capability-Based Systems

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474 views • 28 slides
Protection and Security

Protection and Security

Protection and Security. Protection = mechanisms used to control access to valued resources: e.g., programs & data stored on computer system. Usually accompanied by detection and response mechanisms

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460 views • 27 slides
Chapter 14: Protection

Chapter 14: Protection

Chapter 14: Protection. Goals of Protection. Operating system consists of a collection of objects, hardware or software Each object has a unique name and can be accessed through a well-defined set of operations.

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272 views • 17 slides
Chapter 14: Protection

Chapter 14: Protection

Chapter 14: Protection. Chapter 14: Protection. Goals of Protection Principles of Protection Domain of Protection Access Matrix Implementation of Access Matrix Access Control. Goals of Protection. Operating system consists of a collection of objects, hardware or software

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176 views • 17 slides
Chapter 14: Protection

Chapter 14: Protection

Chapter 14: Protection. Goals of Protection. Operating system consists of a collection of objects, hardware or software Each object has a unique name and can be accessed through a well-defined set of operations.

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179 views • 17 slides
Module 18: Protection

Module 18: Protection

Module 18: Protection. Goals of Protection Domain of Protection Access Matrix Implementation of Access Matrix Revocation of Access Rights Capability-Based Systems Language-Based Protection. Protection. Operating system consists of a collection of object|s, hardware or software

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396 views • 16 slides
Protection (Chapter 14)

Protection (Chapter 14)

Protection (Chapter 14). Goals of Protection. The role of protection in a computer system is to provide a mechanism for the enforcement of the policies governing resource use. - ensure that each object is accessed correctly and only by those processes that are allowed to do so

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492 views • 15 slides

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