...History of Cryptography AN EASY TO UNDERSTAND HISTORY OF CRYPTOGRAPHY Contents 1. Introduction 2. Classical Encryptions (Ancient Times) 3. Classical Encryptions (Middle Ages) The Cipher of Mary Queen of Scots Vigenère Ciphers Uesugi Cipher 3 4 6 6 6 7 4. Modern Ciphers: Ciphers during World War I and the Emergence of Encryption Machines German Communication Cables Disconnected by the United Kingdom Zimmermann Telegram ADFGVX Cipher The Birth of Enigma 8 8 8 8 9 5. Modern Ciphers: Encryptions in the Computer and Internet Era DES Cipher Public-Key Cryptosystem RSA Cipher Decrypting the DES Cipher Responsive Action of Cipher Enhancements for SSL 10 10 10 11 12 12 6. The Future of Encryption 7. Conclusion: Enhancing the Effectiveness of Encryptions used for SSL References 13 14 14 2 © 2013 Thawte, Inc. All rights reserved. Thawte, the thawte logo, and other trademarks, service marks, and designs are registered or unregistered trademarks of Thawte, Inc. and its subsidiaries and affi liates in the United States and in foreign countries. All other trademarks are property of their respective owners. 1. Introduction E ncryption and related technologies are widely and frequently used as a means of ensuring that information is secure, and their importance has been growing with the increasingly widespread utilization of the Internet. The use of encryption can be traced to as far back as about 3000 B.C., during the Babylonian Era. Encryption technologies...
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...theory was developed from contact he had with patients seen in his private practice in Vienna. This type of “clinical” work was a radical departure from the laboratory research that was practiced by most leading psychologists of the day. When Freud first presented his ideas in the 1890s, many of his contemporaries reacted with hostility. In fact, throughout his career, Freud faced enormous opposition to many of his ideas. Those especially controversial included notions about the role of the unconscious in behavior, childhood sexuality, and how the mind was governed (id, ego, and superego). But despite the opposition, Freud eventually attracted a group of followers that included well-known theorists 1856–1939 AUSTRIAN PHYSICIAN, PSYCHIATRIST VIENNA UNIVERSITY, M.D., 1881 1 4 5 S i g m u n d S c h l o m o F r e u d social relationships are patterned after his or her early family relationships. BIOGRAPHY Early years Sigmund Schlomo Freud was born on May 6, 1856, in a small town in Freiberg, Moravia, located in what is now the Czech Republic. Freud’s father Jacob was 40 when...
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...Harley-Davidson: Strategic Profile and Case Analysis Della Shelly, Melie Solomon, Jim Tunison Misericordia University Table of Contents Section I: Introduction3 Section II: Company History3 Section IIa: The Road to Decline4 Section IIb: The Turnaround5 Section III: Porter’s 5 Forces6 Section IV: SWOT Analysis7 Section V: Looking Forward11 Section VI: Future Strategic Actions 12 Section VII: Achieving Continued Success 12 Section VII: Conclusion14 Section VII: Sources 15 ------------------------------------------------- Section I: Introduction Harley-Davidson is an American cultural and business icon. Surprisingly, it has achieved its fame and fortune by essentially relying on designing, manufacturing, selling, and servicing a relatively stable product: two wheels, a 45 V-Twin engine, and a set of handlebars. The most striking distinction about Harley is not the fact that it is successful in selling a single product for over one hundred years, but the fact that its motorcycles have maintained its attractiveness with a broad range of consumers. Outlaw bikers, investment bankers, and people in the middle of a midlife crisis, all seem to be drawn to its lure. Harley can attract such a melting pot of consumers because it is a representation of the American dream…Freedom. ------------------------------------------------- Section II: Company History Harley-Davidson enjoyed a decent amount of success soon after its inception in 1903. The founders, William...
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...CHAPTER YOU WILL . . . Learn three key facts about shor t-run economic fluctuations Consider how the economy in the shor t run dif fers from the economy in the long run A G G R E G AT E AND DEMAND S U P P LY Use the model of aggregate demand and aggregate supply to explain economic fluctuations A G G R E G AT E Economic activity fluctuates from year to year. In most years, the production of goods and services rises. Because of increases in the labor force, increases in the capital stock, and advances in technological knowledge, the economy can produce more and more over time. This growth allows everyone to enjoy a higher standard of living. On average over the past 50 years, the production of the U.S. economy as measured by real GDP has grown by about 3 percent per year. In some years, however, this normal growth does not occur. Firms find themselves unable to sell all of the goods and services they have to offer, so they cut back on production. Workers are laid off, unemployment rises, and factories are left idle. With the economy producing fewer goods and services, real GDP and other measures of income fall. Such a period of falling incomes and rising 413 See how shifts in aggregate demand or aggregate supply can cause booms and recessions 414 PA R T E I G H T S H O R T - R U N E C O N O M I C F L U C T U AT I O N S recession a period of declining real incomes and rising unemployment depression a severe recession unemployment is called...
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...Running Head: Globalization Analysis of Globalization with Theoretical Approaches in Sociology [Name of student] [Name of institute] Analysis of Globalization with Theoretical Approaches in Sociology Globalization: Globalization is the process of trade between richer and low labor countries without limitation of boundaries and distance. After the Second World War countries with rich economies and strong social security system open their trade border for globalization, especially in last two decades. A study says, costly labor results in expensive social security. Some organization and firms tend to limit their work in high labor cost countries and divert their activities to those countries where labor cost is less and the social security system is weak. A risk factor of social security in such rich countries increase due to the forces of globalization. Rich countries offer imports from low labor countries and remain competitive by enforcing lower social security standards to the labor. These tricks develops a pressure to scale back the countries having higher social security system. Resultantly, competitive pressures arising from globalization is slowly destroying the social security. However, if the situation prevails, social achievements of industrialized countries could be destroyed and their ability to generate income would become unfavorable (1). Sociology The study of social relationship of human in any aspect of life that is family, friends, religion...
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...his work led to the development of behavior modification and behavior therapy which is a model that psychologist continue to apply and modify today. In the beginning with the social need for efficient psychotherapy soon developed a solid theoretical body of behavioral laws, Skinner indicated that in order to develop the appropriate path towards efficient intervention for unadaptive behavior new theories regarding about abnormal behavior and as well as procedural model for evaluations (Labrador, F. (2004). Behavior therapy continued to nourished by developments through experimental psychology, Skinner’s treatments offered many opportunities not just clients but as well researchers/psychologist to explore the newly lens developed. However, behavior modification and therapy had its limitation yet today it continues to have some modification still needed to be implement, it said that in order to acknowledge and pay a tribute to Skinner’s work is to overcome these limitation and further develop behavior therapy into an effective model (Wilson, G., & Agras, W. (1992). Rise of behavior modification & therapy The development of behavior modification and therapy was backed up by the work of Skinner, his techniques and experiments were based in operant conditioning and specifically practical developments that were all Skinner’s work (Labrador, F. (2004). The development of both behavior modification and therapy techniques came even before these two models were developed through Skinner’s...
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...Elizabeth. The Heat of the Day Butler, Samuel. The Way of All Flesh Chesterton, G.K. The Man Who Was Thursday Conrad, Joseph. Heart of Darkness AND one of: Lord Jim, The Secret Agent, Nostromo, Under Western Eyes Ford, Ford Madox. The Good Soldier Forster, E. M. Howards End, A Passage to India (plus the essays “What I Believe” and “The Challenge of Our Times” in Two Cheers for Democracy) Galsworthy, John. The Man of Property Greene, Graham. One of: Brighton Rock, The Power and the Glory, The Heart of the Matter Huxley, Aldous. Brave New World Joyce, James. Dubliners, A Portrait of the Artist as a Young Man, Ulysses Kipling, Rudyard. Kim Lawrence, D. H. Two of: Sons and Lovers, Women in Love, The Rainbow, The Plumed Serpent Lewis, Wyndham. Tarr, manifestos in BLAST 1 Mansfield, Katherine. “Prelude,” “At the Bay,” “The Garden Party,” “The Daughters of the Late Colonel” (in Collected Stories) Orwell, George. 1984 (or Aldous Huxley, Brave New World) Wells, H. G. One of the following: Ann Veronica, Tono-Bungay, The New Machiavelli West, Rebecca. The Return of the Soldier Waugh, Evelyn. One of: Vile Bodies, A Handful of Dust, Brideshead Revisited Woolf, Virginia. Two of: The Voyage Out, Jacob’s Room, Mrs. Dalloway, To the Lighthouse, Orlando, Between the Acts (plus the essays “Mr. Bennett and Mrs. Brown” and “Modern Fiction” in Collected Essays) B. POETRY The...
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... c. Transcendent d. Good View of Man e. Created by God f. A rule or ethical system g. A choice or moral freedom h. Dignity and autonomy of human beings 4. Persian Wars – who fought, why, who won, how, significance i. Who Fought? i. Persians vs. Greeks j. Why? ii. Fundamental differences, East vs. West iii. Disputed territory in Asia Minor iv. Greece as a stepping-stone to Europe k. Who Won? v. The Greeks l. How? vi. Superior Military Skill m. So What? vii. Persians locked out of Europe forever viii. Athenian Imperialism ix. Delian League – Greek alliance between city states to prevent future attacks from Persia x. Launches them into Athenian Golden Age 5. Sparta –description, major contributions, contrast with Athens * Formed Delian league to fight against Athens * Experienced Land Military while Athens had an Experienced Navy * Athens was focused on cultural expansion while Sparta loved war 6. Cosmologists – role in origins of Greek philosophy, methods, examples, significance Methods n. Physical Matter o. Mathematical Order – Pythagoras p. Logical Proof – Mataphysics q. Mechanical Structure Impact r. Critical Analysis s. Systemized Knowledge 7. Plato’s Theory of...
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...name and your ID number 2. Read the textbook for the course before answering any question. 3. Multiple choices; Choose the most accurate choice. 4. Essay questions: hand writing only. Don’t type the answers. 5. Submit your assignments before the due date, no exceptions. Name…Hamad Aldarei…….ID#............................................... Chapters covered; 13, 14, 15 Measurement | | | | CLO 1 | CLO 2 | CLO 3 | CLO 4 | Knowledge | Analysis | Application | Synthesis & Evaluation | Comprehension | | | | | | | | 1 | 2 | 3 | 4 | MCQs | | | | Essay Qs | Essay Qs | Essay Qs | Essay Qs | | | | | Chapter 13 1. Female and male leaders evaluated favorably when they used a. a democratic leadership style b. a directive or autocratic style c. a goal-oriented style d. a situational style 2. Females evaluated unfavorably when they used e. a democratic leadership style f. a directive or autocratic style g. a goal-oriented style h. a situational style 3. Women were devalued when they worked in i. Female- dominated environments and when the evaluators were female j. Male-dominated environments and when the evaluators were men k. Male-dominated environments and when the evaluators were female l. Female- dominated environments and when the evaluators were men 4. While overall effectiveness did not differ for male and female leaders, comparisons of leader...
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...M A G A Z I N E FA L L 2 0 0 2 Volume 20 Number 2 SPANNING THE GLOBE Duke Leads the Way in International Law Teaching and Scholarship inside plus Duke admits smaller, exceptionally well-qualified class Duke’s Global Capital Markets Center to launch new Directors’ Education Institute from the dean Dear Alumni and Friends, It is not possible, these days, for a top law school to be anything other than an international one. At Duke Law, we no longer think of “international” as a separate category. Virtually everything we do has some international dimension, whether it concerns international treaties and protocols, commercial transactions across national borders, international child custody disputes, criminal behavior that violates international human rights law, international sports competitions, global environmental regulation, international terrorism, or any number of other topics. And, of course, there is little that we do at Duke that does not involve scholars and students from other countries, who are entirely integrated with U.S. scholars and students. Students enrolled in our joint JD/LLM program in international and comparative law receive an in-depth education in both the public and private aspects of international and comparative law, enriched by the ubiquitous presence of foreign students; likewise, the foreign lawyers who enroll in our one-year LLM program in American law enroll in the same courses, attend the same conferences...
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...abducted in the past and recruited to fight wars against their will. One vital question someone might ask is the true definition of a child. What is child? Is it ethical to recruit children in military? These are the core issues I would like to address. The universal definition of child is any person who is below the age of 18yrs, while a few states limit the age to 16yrs and below (UNICEF, 2016). Uganda as a country has been through dark ages, internal feuds that led to the abduction of children and forced into combat Introduction. Child soldering is detrimental as the victims, young and vulnerable experience trauma and societal stigma. The process completely ruins their wellbeing (Francia and Edling, 2016). What led to child soldering in Uganda was a serious conflict between National Resistance Army (NRA) led by the current president of Uganda, Yoweri Kaguta Museveni and the Lord Resistance Army (LRA) composed of rebels. The latter won a bush war and assumed leadership and what happened next was identity politics characterized by hate and violence between the northerners and the southerners. A cabinet minister, who hailed from the South and who was affiliated to NRA once perpetuated hate speech by saying that they (the government) don’t care about the North. The Lord Resistance Army, being northerners, were sidelined by Yoweri Museveni, the current president of Uganda. Ethnicity, stereotype and enemy images facilitated the war resulting in mass murder, atrocities and abduction...
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...Roberts Dr. Stanford-Bowers English 102 21 July 2013 Environmental Effects of Nuclear War Thesis: If large scale nuclear war broke out, it would make large areas of the earth uninhabitable and almost completely destroy the environment. I. Immediate effect to the environment a. The Nuclear Blast b. The Thermal Radiation c. Direct nuclear Radiation II. Effects That bring about nuclear winter d. Surface temperature drops e. Upper atmosphere heats causing ozone loss III. Fallout and its effects on the environment f. How people are exposed to fallout g. The effects of this exposure h. How long nuclear fallout last The atomic bomb is our single greatest piece of technology and also the worst piece of destruction we have ever created. It is because of the research in to nuclear weapons that we have had some of our greatest technological breakthroughs in electrical power and medicine. On the other hand, it is this research and testing that have changed our world completely and not for the better. According to Ramesh Thakur “When Manhattan project director J Robert Oppenheim first saw a nuclear explosion he quoted the bhagavad gita”Now I am become death, the shatterer of worlds”” (28). Because of all the superpowers dependence on nuclear weapons we are getting closer to seeing our worst nightmares of an all-out nuclear war becoming a reality. It is through the accident at the Chernobyl power plant and the dropping...
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...M A G A Z I N E FA L L 2 0 0 2 Volume 20 Number 2 SPANNING THE GLOBE Duke Leads the Way in International Law Teaching and Scholarship inside plus Duke admits smaller, exceptionally well-qualified class Duke’s Global Capital Markets Center to launch new Directors’ Education Institute from the dean Dear Alumni and Friends, It is not possible, these days, for a top law school to be anything other than an international one. At Duke Law, we no longer think of “international” as a separate category. Virtually everything we do has some international dimension, whether it concerns international treaties and protocols, commercial transactions across national borders, international child custody disputes, criminal behavior that violates international human rights law, international sports competitions, global environmental regulation, international terrorism, or any number of other topics. And, of course, there is little that we do at Duke that does not involve scholars and students from other countries, who are entirely integrated with U.S. scholars and students. Students enrolled in our joint JD/LLM program in international and comparative law receive an in-depth education in both the public and private aspects of international and comparative law, enriched by the ubiquitous presence of foreign students; likewise, the foreign lawyers who enroll in our one-year LLM program in American law enroll in the same courses, attend the same conferences...
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...------------------------------------------------- 497 Study Guide Module I: Industry & Competitive Analysis “Porter’s Five Forces”: 1. What is strategy (fundamental question in strategic management) a. How to achieve superior financial performance 2. Why industry Analysis? b. Industry analysis helps a firm understand the underlying economic forces that contribute to or detract from its profitability, and subsequently suggests a means for firm to find an optimal position for itself. i. Industry is a group of firms that produce products or services that meet the same needs of customers in a competitive market. ii. Industry Analysis uses economic principles to understand how profit is distributed among participants in a market (including both direct competitors and other parties such as suppliers) 3. Porters Five Forces – are a checklist of things that can affect value capture and creation c. Rivalry Among Existing firms iii. Few firms : Betrand – fight in price Cournot – fight on quantity Collusion – Firms choose price cooperatively iv. Industry concentration: % of total industry sales accounted by the 4 largest firms d. Threat of New Entrants v. Switching cost, capital requirements, access to distribution, product differentiation vi. Puts a cap on profit potential of an industry e. Power of Buyers vii. Price Sensitivity f. Power of Suppliers ...
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...EnglishContents ABOUT THIS BOOK ................................5 THE WORDS.............................................7 WORD ANALYSIS ...............................103 IDIOM AND USAGE ............................117 About This Book English offers perhaps the richest vocabulary of all languages, in part because its words are culled from so many languages. It is a shame that we do not tap this rich source more often in our daily conversation to express ourselves more clearly and precisely. There are of course thesauruses but they mainly list common words. Other vocabulary books list difficult, esoteric words that we quickly forget or feel self-conscious using. However, there is a bounty of choice words between the common and the esoteric that often seem be just on the tip of our tongue. Vocabulary 4000 brings these words to the fore. Whenever possible, one-word definitions are used. Although this makes a definition less precise, it also makes it easier to remember. Many common words appear in the list of words, but with their less common meanings. For example, the common meaning of champion is “winner.” A less common meaning for champion is to support or fight for someone else. (Think of the phrase “to champion a cause.”) This is the meaning that would be used in the list. As you read through the list of words, mark any that you do not know with a check mark. Then when you read through the list again, mark any that you do not remember with two checks. Continue in this...
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