Public Key Infrastructure David Croughwell Prof. George Danilovics Networking Security Fundamentals (CIS333) 17 February 2013 Public Key Infrastructure In discussing the Public Key Infrastructure (PKI) we need to discuss the differences between asymmetric and symmetric keys. These two keys differ in how they are distributed to the various parties that would like to transfer information. Symmetric can be completed by hand delivery, transmitting the key encrypted with a public key, or through
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Case Study 2: Public Key Infrastructure Due Week 6 and worth 50 points You are the Information Security Officer at a small software company. The organization currently utilizes a Microsoft Server 2008 Active Directory domain administered by a limited number of over-tasked network administrators. The remainder of the organization comprises mostly software developers and a relatively small number of administrative personnel. The organization has decided that it would be in its best interest to
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Week 4 Lab Part 1: Design a Multi-factor Authentication Process Assessment Worksheet Design a Multi-factor Authentication Process Lab Assessment Questions & Answers 1. In an Internet Banking Financial Institution is Single Factor Authentication acceptable? Why or why not? Yes it can be acceptable because you can buff up security elsewhere. 2. Explain the difference between Positive Verification and Negative Verification? Negative verification is the opposite of
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benefits in securing access control to a network. A NAC is the use of certain policy of the network information structure that temporarily limits access the certain recourses while authenticating the user. 6. Explain the purpose of a Public Key Infrastructure (PKI) and give an example of how you would implement it in a large organization whose major concern is the proper distribution of certificates across many sites. PKI - a framework consisting of programs, procedures and security
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affecting how small companies market and distribute their products, as well as how their people operate. With that in mind, small companies like Heathwood Hardware, Inc. (HHI), must work to evaluate its existing infrastructure against the requirements. Currently, HHI’s IT infrastructure follows the typical scenario with silos of integration and knowledge. Critical functions such as accounting, inventory management, and sales order and request fulfillment are managed by separate systems that do
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several sensitive applications. Management from each office shares application information hosted at the corporate office. Instructions: Based on the security objectives in the following table, design an enterprise encryption strategy—a public key infrastructure (PKI) that supports internal employees, external business partners, and clients. Include the design and reasoning for using the selected encryption strategy. |Security Objective |Description
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The definition of a digital certificate is a big component of a public key infrastructure. A digital certificate is an electronic document that shows an individual identity of a person to a public key that is related with it. There was a recent story about how stolen digital certificates compromised the CIA, MI6 and Tor from a company called DigNotar. In this story security auditors that were investigating false digital certificates issued by a Dutch certificate authority. In this case the attackers
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Dear Manager, I have received your email regarding your new branch office, and I may be of some help to you. There are many ways to secure the workstations in your branch, the three best ways to secure your workstations I will suggest are: passwords, smart cards, and biometrics, I will describe each individually and let you decide which is best for your branch, also I will explain the firewall software that comes with Windows 7. The first type of security I will discuss is the most common but
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The smart card is a credit card–sized device with an embedded microchip to provide electronic memory and processing capability. Debit cards look like credit cards, but they operate like cash or a personal check. 6. Identify the key elements of the technology infrastructure required to successfully implement e-commerce within an organization. 7. What is the Secure Sockets Layer
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Certificate to be able to establish a secure connection. SSL Certificates have a key pair: a public and a private key. These keys work together to establish an encrypted connection. The certificate also contains what is called the “subject,” which is the identity of the certificate/website owner. To get a certificate, you must create a Certificate Signing Request (CSR) on your server. This CSR creates the private key and a CSR data file that you send to the SSL Certificate issuer (called a
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