Friday, January 24, 2020

What are the security problems and solutions of the Internet? Essay exa

Internet has vital impact in our life nowadays as it becomes more and more popular. It allows us to have wider range of communication and interaction, to exchange and share experiences, thoughts, information, and to make business online. Without doubt, internet make our life more easier, internet banking system allow us to manage our bank accounts, paying bills without queuing, online shops allow us to make purchase without going out, online education, publication and article postings allow us learn more than what we get from text book, and a lot more. As Internet plays more important role in our daily life comparing to its initiation, some keen groups are ringing our bell, hackers, and theft of data, crackers. These people are all associated with a term  ¡Ã‚ §security ¡Ã‚ ¨. It is not difficult for general publics to point out two of the security issues, security of online transaction and security of message transmission respectively. In fact, system hacking is more fatal. Most of experienced online people understand that their data transmitted through Internet is in risk of being stolen or peek during transmission. A message or in general called  ¡Ã‚ §data ¡Ã‚ ¨ transmitting from one end to another, it passes number of nodes. It is far too easy for skilled people to grab those data during its transmission. It is not a serious issue for those who only do general chatting online. For those who doing business (e.g. online shopping) or sending very private materials (e.g. personal information), security becomes a big issue. For this reason, encryption is widely used for protecting the confidentiality of data being transmitted. INTERNET BUSINESS FOR SECURITY Basically, online transaction security, email security, network security are major considerations. Online Transaction Security There are a lot of online shopping and online casinos operations running worldwide. The most serious problem for these operations is to protect their transaction data, such as client ¡Ã‚ ¦s personal information and credit card information. Transaction data transmits from client site to server side. During the transmission, data theft will take this golden opportunity to peek or to duplicate data. If those data had been abused in certain ways, not just the clients suffering from financial lose, but the operator will also suffer from reputation lose. When clients have no confident to shop from the... ...s to computer room are one of the efficient ways to eliminate network data being stolen and abused. Companies and organizations with highly confidential information will have sets of security policy with consideration of human factor to protect their network. One thing we shall always keep in mind that  ¡Ã‚ §no one connected to a computer network is really safe from hackers ¡Ã‚ ¨(8) Any of the security device or software can only minimize the possibility of data being hacked, stolen and abused. Bibliography (1)  Ã‚  Ã‚  Ã‚  Ã‚  http://www.ultranet.com/~fhirsch/Papers/wwwj/article.html (2)  Ã‚  Ã‚  Ã‚  Ã‚  http://ecommercecentre.online.wa.gov.au/tools/internet/security.stm#2 (3)  Ã‚  Ã‚  Ã‚  Ã‚  http://www.pgpi.org/doc/pgpintro/#p9 (4)  Ã‚  Ã‚  Ã‚  Ã‚  http://www.pgpi.org/doc/pgpintro/#p9 (5)  Ã‚  Ã‚  Ã‚  Ã‚  http://www.cnn.com/TECH/specials/hackers/primer/ (6)  Ã‚  Ã‚  Ã‚  Ã‚  http://www.greatcircle.com/gca/tutorial/bif.html#firewall (7)  Ã‚  Ã‚  Ã‚  Ã‚  http://pubweb.nfr.net/~mjr/pubs/fwfaq/#SECTION00031000000000000000 (8)  Ã‚  Ã‚  Ã‚  Ã‚  http://www.cnn.com/TECH/specials/hackers/primer/

Thursday, January 16, 2020

Human Population Growth

The two types of population growth of any species are exponential growth and logistic population growth (Simon, Reece and Dickey, 2010). Exponential population growth is defined as the rate of which a population grows constantly over a period of time resultant of continuous birth rate and ideal environmental conditions. In other words, the quality and quantity of resources is available at an overall higher standard, (Otherwise, 2012). The second type of population growth is logistic population growth. Most environments do not have unlimited resources. Limiting factors such as â€Å"carrying capacity† come into play. Carrying capacity is an environment that sustains a maximum population size (Simon, Reece and Dickey, 2010). When the population size begins to reach carrying capacity, there is a decrease in growth rate. When the population size is at its maximum for carrying capacity, it yields a zero growth rate (Simon, Reece and Dickey, 2010). As the population grows it can cause a number of serious problems such as food-scarcity, overcrowding, poverty, increased consumption, excess waste, and exploitation of natural resources such as land, water, fossil fuels, and vegetation. The combined effects of population growth, consumption, overuse, wastage and misuse of resources will strain the capacity of the earth to sustain life (Simon, Reece and Dickey, 2010). Human population exceeding its natural resources will limit access to basic needs such as adequate housing from overcrowded areas as lack of space will become evident. Building materials require resources such as timber from forests which results in deforestation. Means of transport require more consumption of fossil fuels, thus pollution of air, land and water result from greenhouse gas emissions. Scarcity of food and potable water will incur as more mouths to feed require agricultural production, also a result in deforestation, thus the need for increased water usage, and the application of pesticides and fertilizers that make the soil infertile and water scarce and non-potable. Generation of waste increase will require critical attention to proper waste management in order to prevent the spread of disease or epidemics (Simon, Reece and Dickey, 2010). Population will rise most rapidly in places least able to handle it, developing nations where hunger, political instability and environmental degradation are already pervasive (Otherwise, 2012). Massive efforts are in great need to keep social and economic conditions from deteriorating further. When the number in population exceeds the natural resources available to sustain it, there will be a profound effect on the overall quality of life and the degree of human suffering on Earth.

Wednesday, January 8, 2020

How the Media has Influenced Peoples Thoughts on...

Escaping the vast amounts of theories, viewpoints, and well written slants of the media is almost impossible for the common American citizens. America’s perceptions of the entire demographic has the capability of significant influence due broadcasts of various sorts. The Lesbian, Gay, Bisexual, and Transgender community, or commonly referred to as LBGT, has been a core group fear, scrutiny, and confusion within the reports of varied mediums of exposure since as early as the 1950s. The highly convincing nature of the media’s influence is deeply rooted as truth within the minds of just about every person in America. No matter where you look or turn, in this day and age you cannot avoid the topic of homosexuality. It is being discussed in the news, books, television shows, movies, and as we have most recently now in politics. Since they are labeled to be a minority group, the LGBT community is viewed very differently by society. Although there are many people who think the re is nothing wrong with being gay, there are many who still believe it is immoral and abnormal. With all the diverse views floating around about homosexuals different portrayals and stereotypes can and have definitely derived from everywhere. These portrayals send intentional or sometimes even unintentional messages to the people on the receiving end of those messages, thereby shaping how those people view homosexuals. Since the media has such an immense impact on how homosexuality is viewed, it is extremelyShow MoreRelatedChristianity And Homosexuality : The Way Of Thinking1395 Words   |  6 PagesSimilar to the ancient Greeks’ way of thinking, homosexuality in Christianity was considered taboo because of the way the homosexual acts (specifically sodomy) were considered to degrade one partner to the status of a female. 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