CYBERTHREATS in PC and Smartphones Cyber threats: denial-of-service attacks‚ worms‚ viruses‚ and Trojan horses Objective no 1. Identify the different types of cyber threats in personal computer and smartphones. DENIAL-OF-SERVICE ATTACKS A denial-of-service (DoS) attack‚ or distributed denial-of-service (DDoS) attack‚ consists of making repeated requests of a computer system or network‚ thereby overloading it and denying legitimate users access to it. Because computers are limited in the number
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Technology is a Threat‚ but Also a Necessity 50 years ago‚ computers were the size of an entire room. Today‚ a computer can fit inside a backpack or even the back pocket of your jeans. Over the years‚ technology has been greatly improved affecting the lives of all people. Technology has changed the way people socialize and perform their daily activities. Technology is one of the main driving forces of the future. Technology has enhanced the quality of life for humans. There are many different
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Contemporary Issues Environmental threats Overpopulation Every 20 minutes‚ the world adds another 3‚500 human lives but loses one or more entire species of animal or plant life - at least 27‚000 species per year. ZGP July 1999 World population growth peaked at about two percent per year in the early 1960s. Latest population figures indicate that the rate of growth has slowed to 1.33 percent annually‚ equivalent to 78 million people a year. UNFPA 1999 The highest world population growth
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Green earth‚ clean earth 23 April 2010 Our land is in trouble it needs your help‚ So are the oceans‚ the coral‚ the kelp. There must be a way for all to unite‚ To stop the earth from a disastrous fright. We can’t leave this world a barren waste land‚ But luscious and fertile‚ as many creatures as there are sand. We’re destroying our jungles‚ our forests our beaches‚ Taking away what is the earth’s like billions of leeches. a Few natural habitats are left on this globe‚ All are
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Communism (from Latin communis - common‚ universal) is a revolutionary socialist movement to create a classless‚ moneyless‚ and stateless social order structured upon common ownership of the means of production‚ as well as a social‚ political and economic ideology that aims at the establishment of this social order.[1] This movement‚ in its Marxist–Leninist interpretations‚ significantly influenced the history of the 20th century‚ which saw intense rivalry between the "socialist world" (socialist
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Threat of Entry Significant economies of scale the price of laptops has come down in recent years and the prices of some printers are more expensive than others that are smaller! Part of the reason for this is that there is a different degree of technology involved in the production of some of these products and‚ in addition‚ it is not likely that they will be produced in the quantities that will allow the benefits of economies of scale to manifest themselves. With most multinational corporations
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The Effect of Outsourcing on the U.S. Economy: Are China and India Threats or Opportunities The U.S. economy has been negatively affected by Globalization and Outsourcing. The more U.S. based companies continue to outsource jobs‚ the more risk America takes in allowing other countries to pose a threat to our economy as a whole. Could other countries such as China or India be a threat to the U.S. Economy? With the overwhelming increase of outsourcing jobs‚ this question has become a valid
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Jeramie Feenstra Richard De La Cruz Window 7 vulnerabilities Local Security Authority Subsystem Service There is a recently discovered vulnerability in the Local Security Authority Subsystem Service which can cause a denial of service attack if a hacker sends a packet containing malicious files during NTLM authentication. NTLM protocol refers to the Windows NT LAN Manager which is used to authenticate logons to PCs that are connected to the network. The security update provided by Microsoft includes
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the biosphere. Some‚ perhaps all‚ are close to tipping points that‚ if tipped‚ will result in irreversible change. And yet‚ no sense of urgency is apparent. If any one of the eight interactive crises passes a tipping point‚ it will probably act as a threat multiplier for the remaining crises. Both politicians and the average citizen believe that priorities can be established for these interactive crises‚ but such an option is not viable for a highly interactive system. Polls indicate that most people
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Environmental Threats Global Problems Sea Level Rising At present‚ sea levels around the world are rising. Current sea level rise potentially impacts human populations and the natural environment. Global average sea level rose at an average rate of around 1.7 ± 0.3 mm per year over 1950 to 2009 and at a satellite-measured average rate of about 3.3 ± 0.4 mm per year from 1993 to 2009‚[01] an increase on earlier estimates.[02] Climate change Destructive sudden heavy rains‚ intense tropical
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