tài liệu ccna security

Tài liệu CCNA Tiếng Việt

... kết leased line là chọn protocol được sử dụng để truyền dữ liệu (IP, IPX…), chọn WAN protocol cho việc đóng gói (encapsulation) dữ liệu trên đường truyền (PPP, HDLC, LAPB…) Các protocol IP ... dữ liệu theo một đường liên kết tối ưu. Đối với một hệ thống gồm nhiều router kết nối với nhau, trong đó các router có nhiều hơn hai đường liên kết với nhau, vấn đề xác định đường truyền dữ liệu ... có metric nhỏ nhất để truyền dữ liệu. Các thuật toán, routing protocol, metric… sẽ ủửụùc trỡnh baứy chi tieỏt trong phan sau. ã Switching Quá trình chuyển dữ liệu (switching) là quá trình cơ...

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Tài liệu Web Security

Danh mục: Quản trị mạng

... Layer/Transport Layer Security protocolãOne implementation is the Hypertext Transport Protocol over Secure Sockets Layer Secure Sockets Layer (SSL)/Transport Layer Security (TLS) (continued)ãTLS ... keys before any data is transmittedãFORTEZZA is a US government security standard that satisfies the Defense Messaging System security architecture–Has cryptographic mechanism that provides ... Gateway Interface (CGI) (continued)ãCGI scripts create security risksDo not filter user input properlyCan issue commands via Web URLsãCGI security can be enhanced by:–Properly configuring...

Tai lieu CCNA

Danh mục: Thiết kế - Đồ họa - Flash

Tài liệu Information Security: The Big Picture – Part V pdf

Danh mục: An ninh - Bảo mật

... 2Information Security: The Big Picture - SANS GIAC â 2000 2Agendaã General Security Introductionã Telecommunications FundamentalsãNetwork FundamentalsãNetwork Security ãWorld Wide Web Security ã ... FundamentalsãNetwork Security ã World Wide Web Security ãInformation Secrecy & Privacyã Identification and Access Controlã Programmatic Security ãConclusionWhen many people think of security they ... become, it is full of security issues and problems. This section will examine those issues. 15Information Security: The Big Picture - SANS GIAC â 2000 15Agendaã General Security Introductionã...

Tài liệu Cisco Security Setup & Configuration: Part 3 – Network & Host-Based IPS doc

Danh mục: Quản trị mạng

... your security configuration,and to learn more about network security from certified security instructors. Good luck and have fun!Web sites for creating a security policyhttp://www.computersecuritynow.comhttp://www.sans.org/resources/policies/#primerhttp:/ /security. berkeley.edu/pols.htmlWeb ... network security, your objectives and requirements arelaid out in your Corporate Security Policy, which defines what you need and how you would like to secure yournetwork. Create your security ... into a single module-based chassis.From a security standpoint, the operating system natively supports all security features mentioned in the“Switch Security section of this white paper.Now...

Tài liệu Cisco Security Setup & Configuration: Part 1 – a Layered Approach pdf

Danh mục: Quản trị mạng

... introduces concepts to get started on network security and begin the process ofsecuring your network at the switch level. Security Policy: Start at the Beginning Security is one of the fastest growing ... more true than when planning network security. Create your security policy to serve as a starting point and future road map for securing your corporation.A security policy, originally defined ... to guide your progress to completion. In network security, your objectives and requirements arelaid out in your Corporate Security Policy. This security policy defines what you need and how you...

Tài liệu Information Security: The Big Picture – Part IV doc

Danh mục: An ninh - Bảo mật

... 23Information Security: The Big Picture - SANS GIAC â 200023IPSecã Addresses security at IP layerã Authentication header (AH)ã Encapsulating Security Payload (ESP)ã Offers security services ... This creates many situations where the security mechanisms are inadequate or bugs are introduced in the implementation of the security. By incorporating the security mechanisms as part of the underlying ... attacks. 22Information Security: The Big Picture - SANS GIAC â 200022Network Security Protocolsã IP is inherently insecureã Too easy to mangle packetsã Attempts to add security to applicationsã...

Tài liệu Information Security: The Big Picture – Part V pptx

Danh mục: An ninh - Bảo mật

... 2Information Security: The Big Picture - SANS GIAC â 2000 2Agendaã General Security Introductionã Telecommunications FundamentalsãNetwork FundamentalsãNetwork Security ãWorld Wide Web Security ã ... 15Information Security: The Big Picture - SANS GIAC â 2000 15Agendaã General Security Introductionã Telecommunications FundamentalsãNetwork FundamentalsãNetwork Security ã World Wide Web Security ãInformation ... found a way around Java’s security features. However, it is still light years ahead of anything that came before it in terms of active content security. 20Information Security: The Big Picture...

Tài liệu Information Security: The Big Picture – Part VI doc

Danh mục: An ninh - Bảo mật

... 35Information Security: The Big Picture - SANS GIAC â 2000 35 Security Booksã General Security Computer Security Basics Deborah Russel, G.T. Gangemi– Practical UNIX & Internet Security Simson ... 33Information Security: The Big Picture - SANS GIAC â 2000 33Agendaã General Security Introductionã Telecommunications FundamentalsãNetwork FundamentalsãNetwork Security ã World Wide Web Security ã ... authenticated. 1Information Security: The Big Picture - SANS GIAC â 2000 1Information Security: The Big Picture – Part VIStephen Fried 17Information Security: The Big Picture - SANS...

Tài liệu Basic Security Policy doc

Danh mục: An ninh - Bảo mật

... 21Basic Security Policy - SANS â200121Objectivesã Defining Security Policyã Using Security Policy to Manage Riskã Identifying Security Policyã Evaluating Security Policyã Issue-specific Security ... 13Basic Security Policy - SANS â200113Objectivesã Defining Security Policyã Using Security Policy to Manage Riskã Identifying Security Policyã Evaluating Security Policyã Issue-specific Security ... 3Basic Security Policy - SANS â20013Objectivesã Defining Security Policyã Using Security Policy to Manage Riskã Identifying Security Policyã Evaluating Security Policyã Issue-specific Security...

Tài liệu Basic Security Policy pdf

Danh mục: An ninh - Bảo mật

... DEFINING SECURITY POLICY 3. USING SECURITY POLICY TO MANAGE RISK 4. IDENTIFYING SECURITY POLICY 5. SECURITY POLICY WORKSHEET 6. EVALUATING SECURITY POLICY 7. ISSUE-SPECIFIC SECURITY ... Basic Security Policy for an organization, or better defining the existing one. The policy itself should be both effective and realistic with achievable security goals. Without a security ... and systems. The security policy should seek a balance between “Access” and Security . Of these two points “Access” pertains to performance and ease of use, while Security focuses on...

Tài liệu Web Security doc

Danh mục: An ninh - Bảo mật

... time. 6 - 5Web Security - SANS â20015HTML Security ã Reading HTML SourceGiven the open nature of the HTTP protocol, it is easy to start seeing some of the negative security issues that ... found a way around Java’s security features. However, it is still light years ahead of anything that came before it in terms of active content security. 6 - 16Web Security - SANS â200116Active ... executed. 6 - 41Web Security - SANS â200141Summaryã Putting together a web application can be very complex even without security. ã So many companies only focus on functionality.ã Security must...

Tài liệu Information Security: The Big Picture – Part VI pptx

Danh mục: An ninh - Bảo mật

... 35Information Security: The Big Picture - SANS GIAC â 2000 35 Security Booksã General Security Computer Security Basics Deborah Russel, G.T. Gangemi– Practical UNIX & Internet Security Simson ... 28Information Security: The Big Picture - SANS GIAC â 2000 28Agendaã General Security Introductionã Telecommunications FundamentalsãNetwork FundamentalsãNetwork Security ã World Wide Web Security ã ... information security. Good luck in your travels and I hope you keep your systems safe and secure. 12Information Security: The Big Picture - SANS GIAC â 2000 12Agendaã General Security Introductionã...

Tài liệu CCNA 2.0 Exam 640-507 Edition 3 pdf

Danh mục: Chứng chỉ quốc tế

... slidingwindows. Has a large overhead due to built in error checking. This protocol uses Port 6. CCNA STUDY GUIDE CCNA 2.0Exam 640-507Edition 3 28 http:\\troytec.com RIP RIP is a distance vector ... they just have to be re-patched and enabled into their existingVLAN ã Workgroup and network security - You can restrict the number of users in a VLAN andalso prevent another user from joining...

Tài liệu CCNA 2.0 Exam 640-507 Edition 3 pptx

Danh mục: Chứng chỉ quốc tế

... Protocol 24Novell IPX 24Enable IPX protocol 24IPX address and encapsulation types 25 CCNA STUDY GUIDE CCNA 2.0Exam 640-507Edition 3 25 http:\\troytec.comnetwork. Leading zeros are not needed. ... sponsored by, endorsed by or affiliated with CiscoSystems, Inc. Ciscođ, Cisco Systemsđ, CCDA, CCNA, CCDP, CCNP™,CCIE™, CCSI™, the Cisco Systems logo and the CCIE logo are trademarks or registeredtrademarks ... These are applied in asimilar way to IP from the interface config mode: 36 http:\\troytec.com CCNA 2. 0 PRACTICE QUESTIONS1. What is the Network ID for the IP address 192.168.12.6, assuming...

Tài liệu IP Security docx

Danh mục: An ninh - Bảo mật

... GIAC LevelTwo - â2000, 20013IPsec - Security ServicesThe security can cover communications:- Host-to-Host- Security gateway-to -Security gateway- Host-to -Security gatewayIPsec is a set of ... Processing Security Level Tunnel End Point 10.0.1.0 Apply IPsec Top Secret Security Gateway B Turn to slide Security Associations Selectors, Processing & Location”. The security ... HMAC-MD5 The Security Association Database represents the active Security Associations on an IPsec device.Let’s examine a second database on slide Security Associations The Security Association...