CISSP: Certified Information Systems Security Professional Study Guide 2nd Edition phần 7 pdf

... Security Models 12. What is the best definition of a security model? A. A security model states policies an organization must follow. B. A security model provides a framework to implement a security ... improperly. 16. A. A directive control is a security tool used to guide the security implementation of an organization. 17. C. A detective control is a security mechanism us...

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... Page 271 Wednesday, June 9, 2004 7: 01 PM Modern Cryptography 2 67 Modern cryptosystems do not rely upon the secrecy of their algorithms. In fact, the algo- rithms for most cryptographic systems ... 2 (MD2)  Message Digest 4 (MD4)  Message Digest 5 (MD5) 4335.book Page 270 Wednesday, June 9, 2004 7: 01 PM Summary 277 At this point, Richard and Sue both have the same value, K, and can...

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... sensitive information. Security policies that prevent information flow from higher security levels to lower security levels are called multilevel security policies. As a system is developed, the security ... Multistate systems are capable of implementing a much higher level of security. These systems are certified to handle multiple security levels simultaneously by...

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... 16, 2004 4:01 PM San Francisco • London CISSP ® : Certified Information Systems Security Professional Study Guide 2nd Edition Ed Tittel James Michael Stewart Mike Chapple 4335cFM.fm ... America 10 9 8 7 6 5 4 3 2 1 4335cFM.fm Page iv Wednesday, June 16, 2004 4:01 PM xvi Contents Key Distribution 275 Key Escrow 277 Summary 277 Exam Essentials 278 Wr...

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... headers, which IPSec relies upon to prevent security violations. 4335.book Page 76 Wednesday, June 9, 2004 7: 01 PM Communications and Network Security 67 Conductors The distance limitations of conductor-based ... with all systems directly connected to it. A tree topology employs a single trunk line with branches that can support multiple systems. Figure 3 .7 illustrates both type...

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... unique security controls and vulnerabilities. In an effective security solution, there is a synergy between all networked systems that creates a single security front. The use of sep- arate security ... key element in security controls as well as in programming. 4335.book Page 136 Wednesday, June 9, 2004 7: 01 PM 144 Chapter 5  Security Management Concepts and Principles 7...

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... Storage  Knowledge-Based Systems  Systems Development Controls 4335.book Page 179 Wednesday, June 9, 2004 7: 01 PM Review Questions 213 6. For what type of information system security accreditation ... dif- ferences between compartmented security mode, dedicated security mode, multilevel security mode, and system-high security mode. Understand the different types of c...

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... Questions 471 17. What type of mitigation provision is utilized when redundant communications links are installed? A. Hardening systems B. Defining systems C. Reducing systems D. Alternative systems 18. ... 465 Wednesday, June 9, 2004 7: 01 PM In the early days of computer security, information security profes- sionals were pretty much left on their own to defend their sys...

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... notified so they can respond to the security breach. Most residential security systems are of this type. Most central station systems are well-known or national security companies, such as Brinks ... of the events. Such information is critical for reconstructing the events of an intrusion, breach, or attack. Intrusion Detection Systems Intrusion detection systems are syste...

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... protection, and the extent to which security solutions should go to provide the necessary protection. security professional Trained and experienced network, systems, and security engineer who is responsible ... time. compartmented security mode A security mode in which systems process two or more types of compartmented information. All system users must have an appropriate...

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