. 1 A digital signature is the term used for marking or signing an electronic document‚ by a process meant to be equivalent to paper signatures‚ but which makes use of a technology known as public-key cryptography. Additional security properties are required of signatures in the electronic world. This is because the probability of disputes rises dramatically for electronic transactions without face-to-face meetings‚ and in the presence of potentially undetectable modifications to electronic
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very little security measures in place‚ and even the ones they had were mostly outdated. The company was using a Wired Equivalent Privacy (WEP) network encryption system. By today’s standards‚ and even at the time of intrusion‚ it is a fairly insecure system and is considered easy to hack into. Wi-Fi Protected Access (WPA)‚ a more complex encryption system‚ was already available at the time of breach but the company did not upgrade to this more secure system. The wireless network they were using also
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I. Introduction It stands as perhaps the signal success of the computer industry in the last few years‚ a rare bright spot in a bubble-battered market. advances in wireless telecommunications technology are converging with Internet technology to foster new generations of applications and services. Presently‚ the United States and other countries are moving to third-generation (3G) and fourth-generation mobile telephony. The defining feature of these technologies is that transmission speeds
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CHAPTER 8 1) Access Control List: This network access control determines which IP packets are allowed entry to a network and which are dropped. 2) Access Control Matrix: A table specifying which portions of the system users are permitted to access. Compatibility tests utilize a(n) ________‚ which is a list of authorized users‚ programs‚ and data files the users are authorized to access or manipulate. 3) Authentication: Verifying the identity of the person or device attempting to access the
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password upon next logon‚ make it so they cannot change the password unless allowed to by admin‚ make the password expire or not‚ and enable reversible encryption. 6) Is using the option to Store passwords using reversible encryption a good security practice? Why or why not? When should you enable the option to Store passwords using reversible encryption? It is known as not a normal practice‚ it is used for applications or programs to read the users password for permission to use. It stores the password
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1. Which if the following IPv6 address type is assigned to multiple interfaces but packets will only be delivered to one? a. Multicast b. Anycast c. Unicast d. Broadcast Grade: 1 User Responses: b.Anycast Feedback: a.An anycast address is assigned to a group of interfaces on multiple nodes. Packets are delivered to the “first” interface only. 2. Routers operate at which OSI layer? a. Physical b. Transport c. Network d. Session Grade: 1 User Responses:
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Security Breach at TJX 1. Identify & describe the failure points in TJX’s security that require attention (including People‚ Work Process‚ and Technology There were many failures that combined‚ created the largest breach of personal data ever reported in the history of IT security. People who are associated with the attack and need attention are the top-level executives and the Payment Card Industry Data Security Standard (PCI DSS) auditors. The top-level executives need to understand that IT
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The Security Behind Mac OSX: Why Apple‚ Inc Doesn’t Worry About Viruses Matthew Long As many have heard‚ Macintosh Computers‚ and more in general Apple Inc.‚ is beginning to really take flight in consumer households. The overwhelming numbers of available viruses to Windows computers‚ phones‚ and Android devices surpasses the millions. In fact‚ in April of 2012‚ Symantec released a report noting its latest Virus definitions file that contained 17‚702‚868 separate
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VPN Introduction: VPN stands for Virtual Private Network. VPN is a data network connection that makes use of the public telecommunication infrastructure but maintains privacy through the use of a tunneling protocol and security procedures. It operates much like a Wide Area Network (WAN). Most companies actually leased lines‚ but in either case both solutions are very expensive. As the Internet became more widely available people started creating VPN solutions that took advantage of the
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Requirement | Security Technology* | Brief Description** | 1. An anti-virus software that has automatic updates | | | 2. An anti-spyware software | | | 3. Encryption of email stored on your smartphone | | | 4. Encryption of data transmission (e.g.‚ using SSL VPN) | | | 5. Password management and encryption on your smartphone | | | 6. Delete/clear cache stored on your smartphone*** | | | 7. Remote wipe data on your smartphone (e.g.‚ if lost) | | | * The
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