computer network internet security phần 1 pptx

computer network internet security phần 1 pptx

computer network internet security phần 1 pptx

... TELNET 12 1. 3 .14 TFTP ? Trivial File Transfer Protocol 12 1. 3 .15 Motif 13 1. 3 .16 Openwindows 13 1. 3 .17 Winsock 13 1. 3 .18 Windows — X 11 13 1. 3 .19 WAIS — Wide Area Information Servers 13 1. 3.20 WWW ... Readers 11 1. 3.9 NIS — Network Information Services 11 1. 3 .10 RPC — Remote Procedure Call 12 1. 3 .11 R-utils (rlogin, rcp, rsh) 12 1. 3 .12 SNMP — Simple...

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computer network internet security phần 3 pptx

computer network internet security phần 3 pptx

... systems environment. 6969 2 .13 .1 Areas of Vulnerability and Safeguards. 2 .13 .1. 0 PERIMETER SECURITY Minimizing Perimeter Security Vulnerabilities Examining the perimeter security of a building is ... retrieve the computer. 2 .13 .3 Strategies to Minimize Computer Theft Computer theft cannot be eliminated, but can be reduced by implementing a few simple strategies. 2 .13 .3.0...

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HACK PROOFING YOUR NETWORK INTERNET TRADECRAFT phần 1 pptx

HACK PROOFING YOUR NETWORK INTERNET TRADECRAFT phần 1 pptx

... Methodologies 11 8 Limit Information Given Away 11 9 Summary 11 9 Additional Resources 12 0 FAQs 12 0 Part II: Theory and Ideals Chapter 5: Diffing 12 1 Introduction 12 2 What Is Diffing? 12 2 Files 12 3 Tools 12 6 File ... 10 1 Introduction 10 2 Types of Problems 10 2 Black Box 10 2 Chips 10 2 Unknown Remote Host 10 5 Information Leakage 10 5 Translucent Box 10 7 Tools 10...

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computer network internet security phần 2 ppt

computer network internet security phần 2 ppt

... internal network is trivial. 2.4 .1 Protecting Services 2.4 .1. 0 NAME SERVERS (DNS AND NIS(+)) The Internet uses the Domain Name System (DNS) to perform address resolution for host and network names. ... the event of a security breach. 2.5 Auditing This section covers the procedures for collecting data generated by network activity, which may be useful in analyzing the security...

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computer network internet security phần 4 pdf

computer network internet security phần 4 pdf

... Assessment, 19 87. p. 13 1 -14 8. O'Neill, M., and F. Henninge, Jr. "Understanding ADP System and Network Security Considerations and Risk Analysis." ISSA Access. 5(4), 19 92. pp. 14 -17 . Peltier, ... human Kerberos and SPX are examples of network authentication server protocols. They both use cryptography to authenticate users to computers on networks. 11 111 1 con...

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computer network internet security phần 5 ppt

computer network internet security phần 5 ppt

... 19 89. [STIE85] Steinauer, Dennis D.; Security of Personal Computer Systems: A 14 114 1 Firewall Security Risk 4 recommended choice 3 effective option 2 acceptable 1 minimal security 0 unacceptable Firewall ... National Computer Security Center, April, 19 85. [NIST85] Federal Information Processing Standard (FIPS PUB) 11 2, Password Usage, May ,19 85. [ROBA 91] Roback Edward...

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computer network internet security phần 6 pps

computer network internet security phần 6 pps

... as follows: 18 118 1 Section References 6.0 Chandler, Janet, Cryptography 10 1: Technical White Paper, Signal 9 Solutions, Kanata Ontario. 18 218 2 7.0 Malicious Code 7 .1 What Is a Virus? Computer viruses ... triple encryption Confidential algorithm proprietary to RSA Data Security RC4 Stream cipher, byte-oriented, variable key size Approximately 10 times as fast as DES 16 116 1 I...

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computer network internet security phần 7 ppsx

computer network internet security phần 7 ppsx

... June, 19 80. FIPS 112 Federal Information Processing Standards Publication 11 2, Password Usage; National Bureau of Standards, May, 19 85. MACAFEE89 McAfee, John; The Virus Cure; Datamation, Feb 15 , 19 89. NBS120 ... June, 19 80. FIPS 112 Federal Information Processing Standards Publication 11 2, Password Usage; National Bureau of Standards, May, 19 85. MACAFEE89 McAfee, John; The Vi...

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computer network internet security phần 8 docx

computer network internet security phần 8 docx

... correct authorization. NT Security Subsystem The Windows NT security model is based on the following components: Local Security Authority (LSA) Security Account Manager (SAM) Security Reference Monitor ... hierarchy. 9.2.5 C2 Security Requirements for a C2 compliant system are defined by the National Computer Security Center (NCSC) of the United States Department of Defense, i...

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computer network internet security phần 9 ppt

computer network internet security phần 9 ppt

... firewall concepts, network security concepts, advanced network security technologies and security management must be undertaken. Failure to provide adequate 269269 Appendix H: Network Terms Glossary AAL ... the networks. 14 . Encrypting Router: see Tunneling Router and Virtual Network Perimeter. 15 . Firewall: A system or combination of systems that enforces a boundary between...

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