ePayment Security ECOM 6016 Electronic Payment Systems • Keep financial data secret from unauthorized parties (privacy) – CRYPTOGRAPHY Lecture 3 ePayment Security • Verify that messages have not been altered in transit (integrity) – HASH FUNCTIONS • Prove that a party engaged in a transaction ( (nonrepudiation) ) – DIGITAL SIGNATURES • Verify identity of users (authentication) – PASSWORDS‚ DIGITAL CERTIFICATES THE UNIVERSITY OF HONG KONG FEB/MAR 2012 © 2012 MICHAEL I. SHAMOS
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CANDIDATES’ WORK IN THE SECONDARY EDUCATION CERTIFICATE EXAMINATION JANUARY 2008 OFFICE ADMINISTRATION Copyright © 2008 Caribbean Examinations Council ® St Michael Barbados All rights reservedGENERAL COMMENTS Paper 01 – Multiple Choice Paper 02 – Short Answer Paper 03/2 – Alternative to the School-Based Assessment (SBA) Candidates’ performance in the January 2008 sitting of Office Administration showed significant improvement. Specific comments onthe candidates’ performance willbe addressed
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Information Systems Security Assignment 1 Chapter 1: 1.2) What is the OSI security architecture? Ans) A Systematic way of defining the requirements for security and characterizing the approaches to satisfying them is generally defined as “OSI security architecture”. This was developed as an international standard. Focuses of OSI Security Architecture: 1) Security attacks – action that compromises the security of information owned by an organization. 2) Security mechanism –
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Computer security and Network Security is the means by which business and governments are protecting against computer intrusions and attack to prevent loss of data‚ information and provided services. Everything is now on computers‚ peoples whole lives are documented on computers. Big business and the government rely on technologies that use computers‚ whether it is used for storage‚ a medium between the customers and themselves or actual work. With all this information and data being stored‚ transferred
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have learned about American national government to an examination of civil liberties in the context of the war on terror. The Final Paper represents 20% of the overall course grade. Soon after the U.S. invasion of Afghanistan in 2001‚ the Bush administration developed a plan for holding and interrogating captured prisoners. They were sent to a prison inside a U.S. naval base at Guantanamo Bay‚ on land leased from the government of Cuba. Since 2002‚ over 700 men have been detained at "GITMO." Most
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REFLECTION PAPER (Corruption in the Philippine Navy Procurement System by: LT Antonio F. Trillanes IV) Additional cost for specific purposes… Hidden Agenda…. Hidden Desires… Self Interest…. The fruit of greediness… Ignorance of power… Killer of the progress in ones living… CORRUPTION! An uphill battle for economic growth and prosperity... An obstacle to the social and economic development… What is mainly the reason why a trusted person pushes to be corrupt? Many were
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note that this Assessment document has 9 pages and is made up of 9 Sections. Name: Section 1 – Understand how to make and receive telephone calls 1. Complete the table below with descriptions of at least two different features of a telephone system and how / when they would be used. |Feature |How / when used | |Diverting calls
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CU744 Evaluate and Improve Own Performance in a Business Environment 1.1 The purpose and benefits of continuously improving own performance in a business environment are to exceed limitations‚ achieve personal goals‚ impress corporate individuals‚ boost self motivation‚ satisfaction in everyday work‚ attain standard performance‚ do my job efficiently and effectively to increase productivity. 1.2 It’s important to encourage and accept feedback because it is what helps us to see ourselves
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Performance Enhancing Drugs in Sports Athletes use performance enhancing drugs to boost their game. The professionals who use these drugs are ruining the integrity of the game. Many people don’t understand why professional athletes would go to such extreme measures to be better when they have already proven themselves. Athletes are just taking away from their natural ability by using these dangerous drugs. The risk of using performance enhancing drugs is a lot greater than the reward‚ because an
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Defining National Security VS Personal Privacy is a matter of looking at the basic nature of each. From research collected there is a consensus that we need balance. Too much of one hurts the other and vise versa. There are a couple of articles that range from Civil Liberties to the birth of public right to know that support the overall claim. Talks about the effects of censorship in different situations like war and peace will help prove that a balance needs to be forged. The problem here
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