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    • Designing Network Infrastructure Security

      Designing Network Infrastructure Security

      Network Infrastructure Security Overview Network infrastructure refers to the grouping of physical hardware and logical components which are needed to provide a number of features for the network, such as connectivity, routing and switching capabilities, network security, and access control. The physical infrastructure of the network refers to the physical design of the network together

    • Understanding Certificate Authorities

      Understanding Certificate Authorities

      An Overview on Certificate Authorities In the Public Key Infrastructure (PKI), digital certificates are based on public key cryptography. The PKI consists of a set of components, policies, protocols, and technologies that provide data authentication, integrity, and confidentiality through the use of certificates, and public and private keys. Data is protected by applying a hashing

    • How to Turn off User Account Control

      How to Turn off User Account Control

      Microsoft designed the Windows User Account Control and deployed it on the Windows Operating System (OS) in order to prevent unauthorized modifications to critical settings or programs on a computer running the Windows OS. Microsoft deployed User Account Control since Windows XP, and has continued to update the application in newer versions of Windows (such

    • Implementing Public Key Infrastructure

      Implementing Public Key Infrastructure

      An Overview on the Public Key Infrastructure (PKI) A set of components, standards, and protocols make up the Public Key Infrastructure (PKI), which protects data as it is transmitted over the network. The PKI is an integral aspect of security within a network. Digital certificates form the basis of the PKI because these certificates use

    • How to Limit Internet Access in Windows XP User Accounts

      How to Limit Internet Access in Windows XP User Accounts

      User accounts allow Microsoft Windows to differentiate between computer usersĀ  in order to determine the rights they should have. Each user account is assigned its own location on the hard disk for file storage. There is a collection of settings pertaining to each account that is stored in the computer’s Registry. Methods for Limiting a

    • Securing File and Print Servers

      Securing File and Print Servers

      The file server role stores data for network users, and provides access to users for files stored on the file server. File servers enable users to store files in a centralized location and share files with another user. The print server role provides network printing capabilities for the network. Through the print server role, you

    • Resultant Set of Policies

      Resultant Set of Policies

      Group Policy Objects (GPOs) containing Group Policy settings can be linked to sites, domains, and organizational units (OUs), so that they are applied to user objects or computer objects located in the particular site, domain, or OU in Active Directory. Because of numerous Group Policy settings that exist, and the flexibility of group policies, Group

    • Understanding and Implementing Smart Card Authentication

      Understanding and Implementing Smart Card Authentication

      An Overview on Authentication and Smart Cards Administrators have to secure the network from attacks launched by hackers, spies, terrorists, thieves and criminals. Security encompasses numerous technologies, protocols, standards, policies, passwords, and secret keys. All these mechanisms typically focus on the following: Authentication Access Control Data Protection Auditing/Accountability Authentication is the process by which an

    • Understanding Security Templates

      Understanding Security Templates

      With Windows NT 4.0, came the launch of the System Policy Editor feature which enabled administrators to manage the security settings of the system through a single user interface. The System Policy Editor feature allowed administrators to easily manage configurations of multiple computers because configuration settings could be copied between systems. With the introduction of

    • Understanding and Implementing Access Control

      Understanding and Implementing Access Control

      An Overview of Access Control Allowing users and computers unlimited access to system resources and network resources can ultimately compromise the security and stability of an organization. Even though users and computers need to access network and system resources to perform certain tasks, the access that they require should be limited to those necessary to

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