Тест №70-220: Designing Security for a Microsoft® Windows® 2000 Network

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Темы:

Skills Being Measured

• Controlling access to resources
• Auditing access to resources
• Authentication
• Encryption

Analyzing Business Requirements

Analyze the existing and planned business models.

• Analyze the company model and the geographical scope. Models include regional, national, international, subsidiary, and branch offices.
• Analyze company processes. Processes include information flow, communication flow, service and product life cycles, and decision-making.

Analyze factors that influence company strategies.

• Identify company priorities.
• Identify the projected growth and growth strategy.
• Identify relevant laws and regulations.
• Identify the company's tolerance for risk.
• Identify the total cost of operations.

Analyze the structure of IT management. Considerations include type of administration, such as centralized or decentralized; funding model; outsourcing; decision-making process; and change-management process.

Analyze the current physical model and information security model.

• Analyze internal and external security risks.

Analyzing Technical Requirements

Evaluate the company's existing and planned technical environment.

• Analyze company size and user and resource distribution.
• Assess the available connectivity between the geographic location of work sites and remote sites.
• Assess the net available bandwidth.
• Analyze performance requirements.
• Analyze the method of accessing data and systems.
• Analyze network roles and responsibilities. Roles include administrative, user, service, resource ownership, and application.

• Assess existing systems and applications.
• Identify existing and planned upgrades and rollouts.
• Analyze technical support structure.
• Analyze existing and planned network and systems management.

Analyzing Security Requirements

Design a security baseline for a Windows 2000 network that includes domain controllers, operations masters, application servers, file and print servers, RAS servers, desktop computers, portable computers, and kiosks.

Identify the required level of security for each resource. Resources include printers, files, shares, Internet access, and dial-in access.

Designing a Windows 2000 Security Solution

Design an audit policy.

Design a delegation of authority strategy.

Design the placement and inheritance of security policies for sites, domains, and organizational units.

Design an Encrypting File System strategy.

Design an authentication strategy.

• Select authentication methods. Methods include certificate-based authentication, Kerberos authentication, clear-text passwords, digest authentication, smart cards, NTLM, RADIUS, and SSL.
• Design an authentication strategy for integration with other systems.

Design a Public Key Infrastructure.

• Design Certificate Authority (CA) hierarchies.
• Identify certificate server roles.
• Manage certificates.
• Integrate with third-party CAs.
• Map certificates.

• Design Windows 2000 DNS security.
• Design Windows 2000 Remote Installation Services (RIS) security.
• Design Windows 2000 SNMP security.
• Design Windows 2000 Terminal Services security.

Designing a Security Solution for Access Between Networks

Provide secure access to public networks from a private network.

Provide external users with secure access to private network resources.

Provide secure access between private networks.

• Provide secure access within a LAN.
• Provide secure access within a WAN.
• Provide secure access across a public network.

Designing Security for Communication Channels

Design an SMB-signing solution.

Design an IPSec solution.

• Design an IPSec encryption scheme.
• Design an IPSec management strategy.
• Design negotiation policies.
• Design security policies.
• Design IP filters.
• Define security levels.