Homework 5 4.2 Consider a "CCA-type" extension of the definition of secure message authentication codes where the adversary is provided with both a Mac and Vrfy oracle. (a) Provide a formal definition and explain why such a notion may make sense. (b) Show that when the Mac scheme is deterministic, your definition is equivalent to Definition 4.2. (c) Show that when the Mac scheme may be probabilistic, the definitions are not equivalent. (That is, show that there exists a probabilistic scheme that is
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Java Message Service (JMS) Presenters: Nguyen Quoc Duy Dao Duy Khanh Contents 1. 2. 3. 4. 5. 6. 7. Messaging system & MOM What is JMS? Architecture of JMS JMS Programming APIs Steps for writing JMS Client JBoss Messaging Service Demo 1. Messaging system & MOM Messaging system Allows two or more applications to exchange information in the form of message. When used in business systems – enterprise messaging systems or Message-Oriented Middleware. Messages
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Parallel Processing Spring 2013 Assignment 03 Distribution date: 21.02.2013 Due date of Part A: 07.03.2013 Due date of Part B: 22.03.2013 Marks : 300 Read Carefully: Instructions: (Bonus Point 10) 1- You only need to submit programs of part A on March 7, 2013 and after mid term you need to compile & run your programs on case HPC cluster.
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several years: More than 70% of wireless users (or more than 200 million Americans) have an SMS (or “short message service”) package for their mobile device that allows for short text messages to be sent from one device to another. The use of text messaging increased by 107% in 2009. Approximately 2.5 billion text messages are sent each day in the United States. More text messages are now sent via cell phone than calls placed with those same phones. Employers can adopt a policy prohibiting
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OBE49749 Campaign for Sightsavers Tactical Response Recent research by the market research organisation DJS has revealed some intriguing trends in the attitudes of Britons to donating to charity (DJS 2013). For example, it was found that those who were earning an average income were more likely to donate to charities than those who were earning a higher than average income. Another very important finding of the survey was the fact that charities could be missing out on as much as £665 million
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Geertsema, S., Hyman, C., Deventer, C. (2011). Short message service (SMS) language and written language skills. South Africa journal of education, 31, 475-487. This journal reported the findings of a survey about the influence of short message service (SMS) to the student. This language will impact on the written language skills of student at school. According to the writer, the most of influence are on their spelling, sentences length and on their punctuation. Furthermore, the educators agreed
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1. Message-oriented Communication 2. Stream-oriented Communication E&IT Department, WUT DOS / Communication (II) – p. 2 Message-oriented Communication – Introduction √ When it cannot be assumed that the receiving side is executing at the time a request (in RPC or RMI) is issued, alternative communication services are needed. The inherent synchronous nature of RPCs and RMIs, by which a client is blocked until its request has been processed, sometimes has to be replaced. Message-oriented
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Project Part 2 Task 1: Secure File Storage Server Scenario There is a requirement to read customer confidential data located in the local area network (LAN) of First World Bank Savings and Loan. The organization needs to deliver highly confidential customer data in Portable Document Format (PDF) format for its online customers. This data is typically uploaded to a Linux file server by the bank employees within the LAN. However, online customers need to have access to their particular data. At
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Lab #1 – Assessment Worksheet Assessing and Securing Systems on a Wide Area Network (WAN) 1. What is the first Nmap command you ran in this lab? Explain the switches used. The first nmap command used was nmap -O -v 10.20.100.50. -O was to detect the operating system of the 10.20.100.50 machine, while -v showed much detail. 2. What are the open ports when scanning 192.168.3.25 and their service names? There are twelve open ports. 80 is HTTP services, 135 is the Microsoft EPMAP aka DCE/RPC
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