Wednesday, January 29, 2020

Imagination in Romantic Poetry Essay Example for Free

Imagination in Romantic Poetry Essay A large part of those extracts on Romantic imagination which are contained in the fascicule on pages D64 and D65 – are strictly related to an ancient theory about Art and Reality’s imitation, the Theory of Forms concieved by a Classical Greek philosopher, mathematician Plato in Greek: ÃŽ  ÃŽ »ÃŽ ¬Ãâ€žÃâ€°ÃŽ ½, Plà ¡tÃ… n, broad; from 424/423 BC to 348/347 BC. The Theory of Forms in Greek: á ¼ °ÃŽ ´ÃŽ ­ÃŽ ±ÃŽ ¹ typically refers to the belief expressed by Socrates in some of Platos dialogues, that the material world as it seems to us is not the real world, but only an image or copy of the real world. Socrates spoke of forms in formulating a solution to the problem of universals. The forms, according to Socrates, are roughly speaking archetypes or abstract representations of the many types of things, and properties we feel and see around us, that can only be perceived by reason in Greek: ÃŽ »ÃŽ ¿ÃŽ ³ÃŽ ¹ÃŽ ºÃŽ ® that is, they are universals. In other words, Socrates sometimes seems to recognise two worlds: the Apparent world, which constantly changes, and an unchanging and unseen world of forms, which may be a cause of what is apparent. This theory is proposed in different ways in Blake’s, Coleridge’s Shelley’s extracts. The former says that â€Å"This world of Imagination is the world of Eternity† (A Vision of the Last Judgement, 1810) a place which resembles to a sort of otherworldly realm where â€Å"Exist [] the Permanent Realities of Every Thing (the Form) which we see reflected in this Vegetable Glass of Nature (the Apparent world)†. A similar thing is exposed by Samuel Coleridge an english romantic poet who divides Imagination in Primary and Secondary. The former is â€Å"the living Power and prime Agent of all human Perception, and as a repetition in the finite mind of the eternal act of creation in the infinite†, the latter is an echo of the former who â€Å"dissolves, diffuses, dissipates, in order to re-create† (Biographia Literaria, 1817) a thing which is totally different from Fancy. Even in Shelley the poetry is presented as â€Å"something of divine [] not like reasoning† (A Defence of Poetry, 1821) which beholds as the poet, the present, the past, and the future. In Keats and Wordsworth the poetry became â€Å"the spontaneous overflow of powerful feelings [originating] from emotion recollected in tranquillity† (Preface to Lyrical Ballads) and the poet â€Å"the most unpoetical of any thing in existence; because he has no Identity† (A Letter to Richard Woodhouse, October 27th 1818). So Art is imitation, a feature of both of Platos theories. In the Republic, Plato says that art imitates the objects and events of ordinary life. In other words, a work of art is a copy of a copy of a Form. It is even more of an illusion than is ordinary experience. On this theory, works of art are at best entertainment, and at worst a delusion. This theory actually appears in Platos short early dialogue, the Ion. Socrates is questioning a poet named Ion, who recites Homers poetry brilliantly but is no good at reciting anything else. Socrates is puzzled by this; it seems to him that if Ion has an art, or skill, of reciting poetry he should be able to apply his skilled knowledge to other poets as well. He concludes that Ion doesnt really possess skilled knowledge. Rather, when he recites Homer, he must be inspired by a god. The Ion drips with sarcasm. Plato didnt take the art by divine inspiration theory very seriously. But many ancient, medieval, and modern artists and aestheticians have found it irresistible.

Tuesday, January 21, 2020

Radio Frequency Identification :: Technology, Electromagnetic Radio Waves

RADIO FREQUENCY IDENTIFICATION Introduction RFID is a technology which enables detecting and identifying objects using electromagnetic radio waves. This is processed through exchange of information between a reader and a tag being attached to the object that includes the data associated with the object. This can be used to detect and classify vehicles, animals, patients, shipment goods and airline baggage. [1] RFID technology involves two main components, they are transponders which are also known as tags or labels, contain the relevant information about the object and other the interrogators, also known as readers or transceivers, that extract the data from the tags. These tags can be passive or active tags. Passive tags use the energy from the EM radiation of the reader for its processing, where as active tags receive power from an internal battery for its processing and communication with the reader. An integrated electronic circuit is embedded in tags for storage and processing operations and an antenna that transmits and receives the RF signal. [2] Figure : components of RFID Source : http://www.docstoc.com/docs/17328767/Draft-SP800-98 The tags used in RFID are enabled with read-write operations, with a large storage capacity. Data can be modified any number of times. Tag and reader act as two way radio communication in which each antenna carries the modulation and demodulation of RF signals, with operation frequency ranges from low frequency to UHF. As radio waves are used, RFID does not require line of sight for communication and the operating distance between the reader and tag varies according to the frequency range from few centimetres to few meters. [3] [1] http://en.wikipedia.org/wiki/Radio-frequency_identification [2] [3] http://www.docstoc.com/docs/17328767/Draft-SP800-98 History The start of RFID took place in 1915, by the British with a system called IFF, which means Identification Friend or Foe. In 1940, during Second World War, the first installation of IFF transponder was in a German aircraft named FUG. [4] Leon Theremin, in 1945 invented a device which retransmits an incident radio wave and audio information. This passive device which was activated from an external source became the forerunner for RFID technology. [5] The concept of RFID came into existence in 1973 when Mario Cardullo invented a passive transponder which emits information when activated by an interrogating signal and consisted a 16bit memory unit for storage purposes. [6] In 1973, at the Los Alamos National Laboratory, Steven Depp, Alfred Koelle, and Robert Freyman developed the RFID tag system that uses 12bit tags, operating at 915 MHz. [7] After many years of research RFID tags came out with active tags that eliminated the use of external power source.

Sunday, January 12, 2020

The Fight Against Cyber Crime

Running head: THE FIGHT AGAINST CYBER CRIME The Fight Against Cyber Crime: What Can We Do? Abstract Cyber crime is on the rise and every organization must recognize the danger and take necessary steps to help mitigate the threat. While many institutions worry more about hackers than cyber criminals, it is cyber crime that can cause the most damage. A hacker is more easily detected while a cyber criminal may already be in your network undetected. While a hacker may try to breach a network for the thrill or to annoy, a cyber criminal will breach a network for monetary gain.This paper is intended to point out some of the risks of cyber crime and what a financial institute can do to help mitigate the threat of attack. Keywords: cyber crime, cyber attack, Information Technology Information Sharing and Analysis Center, IT-ISAC, Financial Services Information Sharing and Analysis Center, FS-ISAC The Fight Against Cyber Crime: What Can We Do? While many institutions worry more about hackers than cyber criminals, it is cyber criminals that should make us more wary.A hacker is more easily detected while a cyber criminal may already be in your network undetected. While a hacker may try to breach a network for the thrill value or to annoy their victim, a cyber criminal will breach a network for monetary gain. This may include â€Å"data acquisition and storage, stealthy access to systems, identity collection and theft, misdirection of communications, keystroke identification, identity authentication, and botnets, among others† (Deloitte, 2010).According to a survey conducted in August 2011 by Ponemon Institute, for the 50 participating companies (see chart 1), the average time it takes an organization to resolve a cyber attack is 18 days with an average cost of $23,000 a day. An insider attack can average 45 days to contain. This does not include the value of any data lost, modified, or stolen in the process. This survey also showed the average annualized cost of cy ber crime to financial institutions was $14,700,000 for 2011, up from $12,370,000 the previous year (see Chart 2).Chart 3 summarizes the types of attack methods experienced by the companies that participated in the survey (Ponemon, 2011). According to security firm Imperva, â€Å"The average large business sees 27 attacks per minute hitting its Website. Attackers can use automation technologies to generate up to seven attacks per second, or 25,000 attacks per hour† (Rashid, 2011). To build a sufficient IT security posture, it is important to assume that an unauthorized user can gain access to the network, and then structure the network to best protect the most valuable data.The valuable data can then â€Å"be tagged and monitored so that the organization knows where it is, where it is going, where it has gone, and on whose authority† (Deloitte, 2010). The organization also needs to understand that they need to not only monitor what is coming into their network but also what is leaving their network. This will help â€Å"detect activities enabled by techniques and technologies that mimic, exploit, or piggyback on the access of authorized users† (Deloitte, 2010).Using standard firewalls and anti-virus programs alone will not accomplish this. The organization must take a more proactive approach to protect its financial data. Now that we know what we need to do, how do we accomplish this? Some very basic steps include employee screening, employee training to help mitigate against social engineering, disabling account access of terminated employees, ensuring software updates and patches are properly implemented, and ensuring firewalls are properly configured.More advanced steps include, but are not limited to, setting up a demilitarized zone to help block the network from outside access, installing a honeynet system to look like an authentic part of the network to entice and trap intrusion attempts for further analysis, installing hard drive en cryption and remote data wipe capability on all laptops and other mobile devices, and requiring smart card and pin number authentication (or some other form of multifactor authentication) to access sensitive data.The Ponemon survey revealed companies utilizing security information and event management (SIEM) solutions such as these average 24 percent less expense in dealing with cyber crime attacks (see chart 5). This reduction in cost is because companies that use SIEM solutions are better able to detect and contain, and therefore recover, from such attacks (see chart 6). Another important step for a financial institute to take is to become a member of the FS-ISAC (Financial Services Information Sharing and Analysis Center).The FS-ISAC was founded in 1999 and led the way for the IT-ISAC (Information Technology Information Sharing and Analysis Center) which was founded in 2001. The purpose of these groups is for organizations to have the opportunity to share the security attacks and vulnerabilities they have experienced with other organizations in their field of industry. Given the sophistication, complexity, and evolution of cyber crime technologies and techniques, no sizable organization can plan and implement the necessary response alone. CIOs, CSOs, CROs, and cyber security rofessionals should share information, techniques, and technologies in their battle against cyber crime. (Deloitte, 2010) The importance of FS-ISAC was proven in 2000 when member companies where saved from a major denial-of-service attack that many other companies experienced (Hurley, 2001). As shown in chart 4, a denial-of-service attack can be costly. A more recent example of FS-ISAC at work is the August 23, 2011 report of the Help Net Security (International) Ramnit worm which uses Zeus Trojan tactics for banking fraud.As the FS-ISAC points out, â€Å"When attacks occur, early warning and expert advice can mean the difference between business continuity and widespread business cata strophe† (FS-ISAC, 2011). Knowing and having the chance to combat against these attacks can save an institute millions. In conclusion, financial institutions must stay vigilant to current and new cyber threats. Table 1 through 3 gives a breakdown of cyber threats and controls that can help reduce the impact if these threats become reality. It is important for an organization to enroll in its respective ISAC and to share in the lessons learned from previous attacks.While it would be almost impossible to learn about and prevent every type of attack, staying vigilant will help reduce the likelihood and the impact. References Deloitte Development LLC. (2010). Cyber Crime: A Clear and Present Danger. Retrieved December 23, 2011, from the World Wide Web: http://eclearning. excelsior. edu/webct/RelativeResourceManager/Template/pdf/M7_Deloitte_CyberCrime. pdf FS-ISAC. (2011). Current Banking and Finance Report, Retrieved 24 December, 2011, from the World Wide Web: http://www. fsisac. com/ Hurley, E. (2001, January 29).IT-ISAC: A Matter of Trust. Retrieved 24 December, 2011, from the World Wide Web: http://searchsecurity. techtarget. com/news/517824/IT-ISAC-A matter-of-trust Ponemon Institute LLC. (2011, August). Second Annual Cost of Cyber Crime Study. Retrieved December 24, 2011, from the World Wide Web: http://www. arcsight. com/collateral/whitepapers/2011_Cost_of_Cyber_Crime_Study_August. pdf Rashid, F. (2011, July 25). Cyber-Criminals Use Botnets, Automation to Launch Multiple Blended Attacks. Retrieved December 24, 2011, from the World Wide Web: http://www. week. com/c/a/Security/CyberCriminals-Use-Botnets-Automation-to-Launch-Multiple-Blended-Attacks-656032/ Chart 1. Sample of Participating Companies by Industry (Ponemon, 2011) Average annualized cost by industry sector ($1M) *Industry was not represented in the FY2010 benchmark sample. Chart 2. Average annualized cost by industry sector (Ponemon, 2011) Types of Attack Methods Experienced Chart 3. Types of Attack Methods Experienced (Ponemon, 2011)Average annualized cyber crime cost weighted by attack frequency *The FY 2010 benchmark sample did not contain a DoS attack. Chart 4. Average annualized cyber crime cost (Ponemon, 2011) Comparison of SIEM and non-SIEM sub-sample of average cost of cyber crime Chart 5. Comparison cost of SIEM and non-SIEM companies (Ponemon, 2011) Chart 6 Percentage cost for recovery, detection & containment (Ponemon, 2011) categoryFinancial Impact Regulatory ComplianceIndustry Reputation 4CriticalIncrease in costs greater than $1MFines in excess of $1MSignificant, sustained negative media exposure.Significant loss of business due to blemish on public image. 3MajorIncrease in costs $100K to $1MFines between $100K and $1MNegative media exposure. Loss of business due to blemish on public image. 2ModerateIncrease in costs less than $100KFines under $100KSome negative media exposure. Slight loss of business due to blemish on public image. 1MinorNo significant co st increase expectedNo fines expectedNo media exposure or loss of business expected. Table 1. Impact 4Imminent 3Highly Likely 2Possible 1Unlikely Table 2. Probability PxI (before controls / after controls)Financial Impact Regulatory Compliance Industry Reputation Controls Denial of service1x3=3 / 1Ãâ€"2=21Ãâ€"3=3 / 1Ãâ€"1=11Ãâ€"4=4 / 1Ãâ€"2=2Implement router filters, install patches to guard against SYC flooding, disable unused services Web-based attack2x3=6 / 2Ãâ€"2=42Ãâ€"3=6 / 2Ãâ€"2=42Ãâ€"4=8 / 2Ãâ€"2=4Restrict website access to only what customer needs, disable account log-in after 3 failed log-in attempts, require multifactor authentication to access sensitive data Malicious code2x4=8 / 2Ãâ€"2=42Ãâ€"4=8 / 2Ãâ€"2=42Ãâ€"4=8 / 2Ãâ€"2=4Software updates and patches, anti-virus and anti-spam software pdates, firewall configuration, employee training Malicious insider1x4=4 / 1Ãâ€"2=21Ãâ€"4=4 / 1Ãâ€"2=21Ãâ€"4=4 / 1Ãâ€"2=2Employee screening, disable account access fo r terminated employees, require multifactor authentication for access to data servers, least privilege, separation of duty Phishing & social engineering 2Ãâ€"3=6 / 1Ãâ€"3=32Ãâ€"3=6 / 1Ãâ€"3=32Ãâ€"3=6 / 1Ãâ€"3=3Employee training, least privilege, separation of duty Stolen devices2x4=8 / 2Ãâ€"1=22Ãâ€"4=8 / 2Ãâ€"1=22Ãâ€"4=8 / 2Ãâ€"1=2Hard drive encryption, remote data wipe capability Botnets 3Ãâ€"3=9 / 3Ãâ€"1=33Ãâ€"3=9 / 3Ãâ€"1=33Ãâ€"3=9 / 3Ãâ€"1=3Software updates and patches, anti-virus and anti-spam software updates, firewall configuration, employee training Malware3x3=9 / 3Ãâ€"1=33Ãâ€"3=9 / 3Ãâ€"1=33Ãâ€"3=9 / 3Ãâ€"1=3Software updates and patches, anti-virus and anti-spam software updates, firewall configuration, employee training Viruses, worms, trojans4x3=12 / 4Ãâ€"1=44Ãâ€"3=12 / 4Ãâ€"1=44Ãâ€"3=12 / 4Ãâ€"1=4Software updates and patches, anti-virus and anti-spam software updates, firewall configuration, employee training Table 3. Risk Analysis

Saturday, January 4, 2020

Parenting Styles And Their Influence On Children - 951 Words

In this day in age there are various approaches to raising children. Each parent(s) must decide for them selves which style best fits their beliefs and abilities. Many parents come to the conclusion that they will try their best and just hope that their children learn right from wrong and the abilities they need to succeed in life. However, what most parents do not always realize is that the style of parenting they are using may have a bigger impact on their child than they are aware of. For the sake of these parents and their sanity, as well as the children’s, I have classified these styles of parenting into categories. According to an article written by two psychologist from Vanderbilt University, Bianca Mgbemere and Rachel Telles, there are four major recognized parenting styles in psychology today: authoritative, neglectful, permissive and authoritarian. Every relationship between parent and child is different so there is no right or wrong way to raise a child. (Mgbemere a nd Telles) These are just categories to help give an idea as to what your parenting style may be. Authoritative Parenting: This style is the most common and widely used style of parenting for parents with children that are â€Å"normal.† These parents can be easy to recognize as they are the parents that set standards for their children but counter act them with their ability to be understanding and supportive. This is the style of parenting my own parents raised me on, as many other parents do.Show MoreRelatedParenting Styles And Their Influence On Children798 Words   |  4 PagesParenting styles have a direct correlation to how a parent interacts with their child and how their child interacts with them. Diana Baumrind was a developmental psychologist that came up with four basic parenting styles that influence how children behave throughout their life (Kopko,2007). The parenting styles consist of authoritarian, authoritative, permissive and uninvolved. 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Raising children you should be ready to teach, construct develop have conformity in the home and nature skills into your child so they are ready for society and the world in their near future. When parenting a child there are serval ways to raise children. Many parents prefer different methods over others. Some parenting styles are use more tha n others and are much favorable than others. Different parenting styles bringRead MoreParenting Styles And Their Influences On Our Children Essay2140 Words   |  9 PagesParenting Styles and Their Influences on Our Children The Community College of Philadelphia By: Maria Maldonado November 22nd, 2016â€Æ' The Introduction Thesis- It is my belief that in order to provide a framework of parenting that would allow for the best probable outcome for a child’s development it is important to take a stance in which we provide reasonable demands from our children while providing equal responsiveness to their needs. 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Parenting refers to the parent’s actions and reactions to their child, including expectations, beliefs and values. Diana Baumrind (1971, 1991), psychologist, based parenting on two aspects including control and warmth. Baumrind used the combination of these aspects in different ways to identify the four styles of parenting used today, consisted of, authoritativeRead MoreDevelopment Of Infancy And Early Childhood1385 Words   |  6 Pagesdevelopment that occur during this time set the stage upon which further and more specific aspects of development will occur. There are many different external and internal components which influence and guide development during this time. These components include the individual’s family, including more specific parenting styles, as well as early education and the individual’s social environment. 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Behavior as an adult, especially of a psychopath, is usually in correlation to a traumatic event of their childhood, usually involving their parents. The FBI has the ability to analyze all the behaviors of a person and tell you what kind of car they are mostly likely to drive, what profession they are most likely involved in, and in most cases, links to