Essays on Computer Networks

The types of Networks

A computer network describes a collection of computers and other devices. These computers and devices are interconnected by channels of communication which allow for the sharing of information and resources among the said devices that are interconnected. The classification of networks follows different characteristics such as the medium used for the transportation of data, the protocols of communication used, scale, topology, and the scope of an organization as stated by Akyildiz & Rudin (2013). The categories of networks, therefore, constitute; a local area network, a Wide Area Network, a Metropolitan Area Network, Wireless Local Area Network, System Area Network, and ...

Reply 1

Indeed nothing truer can be said about the importance of security in a computer network. Unlike the world of past years, nowadays most companies store their sensitive information on their computer networks and the cloud which exposes them to potential data security threats (Kaufman 2009). Loss of such information can be overly costly for the company and as such wins security the top priority in the list of considerations for a good computer network design. While other aspects of the network such as the convenience of using the network also do count, the losses one is likely to suffer ...

Introduction

Life happens to come with many unprecedented and unpredicted disasters. Halfway across the world there are news of tornadoes, fires, earthquakes, and floods. News reporters give statistics of the many lives that are lost in such disasters and in many instances, the policy makers are not able to correctly determine the monetary value of property and businesses lost in such instances. Such happenings are taking place across the world and some of the greatest losers are business entities. Owing to these disasters and many more such disasters, business organizations have to think beyond the normal operations (Cobanoglu, Blasik, & Haley, ...

Abstract

A Cybercrime is a crime performed through the use of or against digital technologies . The crimes are perpetrated using a computer, computer networks or other information communication technology. The target or victim of the crime is computers or network services. The victim may be random or specifically targets. Typically, the criminal is seeking to gain personal profit or financial gain, but may also be seeking to cause physical damage or make a statement as a form of protest. Cybercrimes began to arise with the introduction of computer systems and have grown and advanced with technology. The investigation of cybercrimes ...

Possible infrastructure vulnerabilities:

A computer network is made up of two or more electronic media that are able to communicate with each other through a predetermined way. Computer networks are very important to the world at present. Network vulnerabilities can be described as any security exposure that exposes the network to undesirable activity or unauthorized access. Network vulnerability has the possibility to lead to unauthorized access to information and resources of the network, altering the activities of the networks and even to the total denial of the network (EC-Council Press, 2011). Network vulnerabilities can be categorized into two main categories; application or ...

BUAD112

Networking Today there are more than 130 million computers and more than 80% of them are combined in various information and computer networks from small local networks in offices to global networks such as the Internet. Global trend towards unification of the computers on the networking is conditioned on a number of important reasons, I chose this topic because it is one of the most relevant in our time. Modern people, especially people in positions of leadership should not only know but also feel about it. After all, modern business is simply not possible without high technology and, in ...

The hacking of Sony Pictures Entertainment (SPE) computer networks and confidential databases in 2014 is considered the worst and most damaging corporate cyber terrorism attack in the history of the United States. The responsibility for the attacks was claimed by a vigilante group that called itself the Guardians of Peace (GoP), whose motive for the attack was to block the release of the movie ‘The Interview’ on December 25, 2014. The movie’s plot revolved around two journalists who get an assignment to interview North Korea’s controversial dictator Kim Jong Un and are subsequently ordered to assassinate Un ...

Network design proposal

Introduction Any organization that has its operation on many interconnected computers remains exposed to attacks from both external and internal sources. To address the issue, a computer that operates over a network requires several measures that target to minimize possible attack. The term network security is used to describe the process of bringing together the physical and software based preventive measures to prevent the underlying network infrastructure from attacks such as modification of data, misuse of infrastructure, unauthorized access and another form of attacks.

The problem statement

Analysis of security needs The university environment provides different security threats. Data that is stored ...

The History of Cryptology

The concept of "security" covers a wide range of interests of both individuals and entire nations. In present days, a prominent place is given to the issue of information security, the protection of confidential business information from various rival groups. The importance of keeping information in secret was already known since ancient times. With the advent of writing, there was the danger of reading it by undesirable persons. There were three main ways to protect information. One of them is supposed to protect it by forceful methods: The secret information (documents) was protected by the responsible persons. The second ...

Computer Networks

When two or more processing are connected together either to share any resource like printer, data exchange or electronic communication, it is called a network. There are many different ways in which the computers and devices can be connected to each other in the network including cables, radio waves, infrared, satellites, etc (Tanenbaum 1). There are two possible types of networks; peer to peer and server based which is mostly called client-server network. In peer to peer network, computers are connected in a group for the purpose of sharing data/ information, and resources. There is no controller or a ...

ABSTRACT

With the growth in computer networks that are used in organizations, there is a need to have a way in which networks are managed and monitored. This phenomenon is taking shape as more and more companies develop new applications to sustain their networks. There different types of traffic that are found to be traversing computer networks need to be monitored. SNMP management console is one of Network Instruments application that brings cross-platform SNMP standards to the Observer. Network administrators and consultants will find SNMP management tools important in the monitoring, diagnosis and repair of networks. Network monitoring helps in having continued ...

Section 1: Foundation of the Study

The majority of business information is stored electronically, creating the need for a system of securing this information. As the systems providing computer and internet security becomes more and more complex, security is increasingly compromised. Interlopers and hackers continue to create new and more creative means of gaining entry to information stored on networks, and users are facing an increased number of security attacks. Surprisingly, despite the variety and amount of security risks, security tools designed to counter these are slow to develop appear for business consumption (Garcia-Teodoro et al, 2009). With the introduction of new technological trends, information technology ( ...

Literature

Apple Inc. maintains its head office in Cupertino, California. During the inception of its first product called the Apple I, the handmade computer kit was created by then Apple co-founder Steve Wozniak. The first Apple I did not have a graphic user interface (GUI) so the buyers are required to provide their own keyboard and display. It was Steve Jobs, the co-founder of Apple was responsible for convincing Wozniak to sell Apple I to the market. Apple I was first presented to the public in 1976 and was sold for $666.66 (Daniels Fund Ethics Initiative, “Apple Inc.’s Ethical Success ...

Introduction

The report will give an overview of the careers in information technology. Information technology has grown to be a field that has many careers. Technology has changed the field so that it has many emerging careers. The report will give ...

Dear Sir,

I am writing on behalf of Professional Writing. We are a well-known company known for providing writing solutions across the country. We would like to present our services to your company Star Computer Networks.

Our company is successfully operating in the market of writing solutions for more than 15 years and we can be proud of being pioneers in this field. We have a wide network of offices in the major cities in the country. Our branch head office is located in California. Our company can offer the following services: writing web contents, blog content, press releases, articles, ...

A network operating system is a program that is executed on the server machine and also able to take care of the others, facts and figures, security, groups, applications and other networking operations. This paper will look cover the evolution and the extent in which network operating systems that are used in computer networks today. With the growing need to have a networked environment in the workplace today, there has also been the need to have computer networks and thus the growth and popularity of operating systems that will manage these networks. There are various network operating systems that have been ...

Security may be defined as any concerted effort taken in order to protect persons and organizations from any harm or destruction. Companies and organizations have heavily invested limited resources in personnel, buildings, communication infrastructure, data storage facilities and business processing plants to enable such organizations run business. Ensuring that such investment is safe from any destruction is the primary concern of both government and individuals. In the United States security has always taken considerable amount of resources from organizations however this has since changed after the September 11, 2001 terrorist attack. Security now takes center concern of both government ...

In the contemporary computer technology environment, networking has become the order of the day since it reduces physical movement of people so as to deliver and collect information. In fact, networking has become so important to a company or any organization that even the smallest computer based organization seeks to have a computer network. However, in the process of setting up a computer network several factors have to be considered. Some of the basic considerations are discussed below.

One of the factors to consider is hardware requirement. This is dictated by the type of network that a company of computer owner wants. Most ...

Computer networks and the internet have drastically changed the way we live and conduct business. Businesses conduct operations through vast computer networks and servers. Citizens have also embraced this new way of life by simply having all our lives pegged on the internet. Therefore the web provides a channel of communication and exchanging of crucial information. Currently, the internet is the leading channel for doing business and hence today employers allow their employees to work from home through their home computers and other hand held devices such as iPads. Additionally, the advent of ecommerce has ensured that common citizens can ...

Computer networks and the internet have radically altered the way we live and conduct business. Integrated information systems based on vast networks make up the center of operation for current business environments and governmental operations. Governments such as the United States and Canada hold sensitive information about its citizens in such computer networks. Businesses rely on networks in order to perform business transactions that use electronic transfer of money in a new business paradigm referred to as E-commerce. However, as these systems are efficient and effective in management, they present the most vulnerable systems to security breaches.

Unlike physical storage ...

BODY4

Methodology.4 Literature review5 Importance of Network Safety to Business5 Attacks to Beware and Stay Alert to..6

Businesses Largely Preferred by Cyber Criminals.7

Damage and Fiscal Losses as a Reason to Consider Network Security worth Adopting10 CONCLUSIONS AND RECOMMENDATIONS FOR COMPANIES TO CONSIDER AND THAT IMMEDIATELY.12 REFERENCES14 Introductory Remarks Besides its heavily advertised advantage of connecting people, the internet does connect criminals to them. Recent decades have seen numerous internet-associated gadgets, systems, and services emerge like email, smartphones, computers, social media, websites, and cloud-based services actively applied in the business environment these days. Unfortunately to all, there have always been ...

Network History

Computer networks were created at the same time when several research and academic units joined forces to create a scientific research platform. Felsenstein Lee’s Homebrew Computer Lab spearheaded this program. He had joined forces with Community Memory to work on networking of computers in the ‘70s before the PC was developed. The system was made of fake terminals that were positioned at different places. These include WEA (Whole Earth Access), Laundromats and different communities in San Francisco. The networks were designed to cover a small region with the aid of lasting links, which were preferable for modems and telephone ...

Purpose of an acceptable use policy

An acceptable use policy is a policy that a user should agree to follow so that they are allowed to use a computer resource. Many organizations require that employees and other computer resource users sign acceptable use policy before they start use the computer resources. They provide the etiquette in which computer resources will be used in the network. AUP is supposed to define what needs to be followed in the use of computers. They will define the limits that each group has, and the privacy that is to be followed. AUP is meant to protect group members from getting illegal content ...

A Political Approach

Introduction The purpose of this literature review is to provide an analysis of the United States’ potential vulnerability to cyber terrorism attacks on its critical infrastructure system. Some experts suggest that the United States is not as vulnerable to cyber attacks and acts of cyber terrorism as many critics believe. American’s direct and indirect involvement in growing uncertainties in the Middle East have sparked new debates and concerns regarding the threats new types of cyber terrorism now pose to the nation’s data and information security (Abdulrahman, 139). Most importantly, this literature review has been conducted on ...

Day by day, our life spectrum is widening, and new technologies are introduced. Computers remain a crucial part in our lives as they are present in all aspects that we encounter. Countless individuals use a computer before the day ends to perform multiple functions. Surprisingly, not many people understand how a computer works, or even think about the changes introduced by the devices. Computer technology is associated with a constant changing nature, and this makes it hard to establish ethics and moral codes to govern the use of computers in people’s life. The American Heritage Dictionary defines ethics as "The rules or ...

Today day by day the use of the internet and other modern technologies is increasing constantly. Since 1995, the use of the internet has increased from 0.4% to 40.9% of the world population (“Internet Growth Statistics”). People start to implement it in every sphere of their life, making it easier for them and more convenient to cope with daily tasks. In this situation, it is important not to forget that technology is not all about convenience and comfort in life, but rather it is a double-edged sword. Using it more and more, people can become lazy, more and more passive, ...

Network security consist of requirements and procedures implemented by a network administrator to thwart and observe prohibited access, exploitation, alteration, or denial of a computer network and available assets. The network administrator must lay the groundwork to all users and administrators by implementing policies, performing a risk analysis, and have a security team available to deter any attacks against the network. Firewalls and secure authentication can be utilized for deterrence of the network. Furthermore, a response to identify the attack is necessary in order to pinpoint the source and block the attack. Compromised machines must be identified and restored to facilitate in re-establishing the ...

Abstract

In many businesses, these days, there is use of technology in information sharing, advertisements, banking services and purchasing among others. The use of cyberspace is exponentially increasing; thus criminal activities are likewise exponentially on the rise. The major explanation for the rise in cyber threats is the fact that since the world web is intercepted, various web applications are getting popularity for data sharing as well as data storing regardless of the user. As time passes these web applications became more complex as a result of the increase in their faults in design. This creates a situation where surfing on the ...

American Public University System

Abstract Oracle has extensively used IT as it forms the heart of its dealings. The corporation deals with computer technology itself and it has been in the front line to benefit from its own innovations as well as those of its competitors. Oracle as an industry is associated with information technology, which includes the computer hardware and software, electronic, the internet, telecommunication equipments, ecommerce, semiconductor, as well as computer services. The corporation has used various own developed suits to achieve the organizations goals. IT has enabled Oracle Company to market its hardware, software, and services through e-commerce. Oracle ...

Personal Computer Security

Personal Computer Security Computers have made lives better and complex tasks easier to perform. Internet services on computers make one connected virtually to the almost any part of the world. Along with the convenience, efficiency and ease of information available through the computer networks, the exposure to security threats has tremendously increased. Cyber criminals popularly known as hackers are persistently trying to devise new ways to breach user privacy so as to gain access to sensitive information such as credit/debit card details and personal information .

Virus A virus is a program with the ability to replicate itself inside ...

Ipv6 Deployment Case Studies

Figure 1: Graphical internet usage trend 9 Figure 2: IPv6 tunneling 11 Figure 3: Data routing 13 Figure 4: Internet protocol suite 15

Introduction

In the midst of the number of IPv4 addresses almost entirely depleted, the realization of IPv6 has become a prime concern for many organizations. However, it is not possible to, immediately, change the whole thing over to IPv6 without a few transitions. This Paper takes a look at the ways that can be used to successfully transit to IPv6 from IPv4 among other deployment issues.

Section 1: IPv6 deployment strategy

The global IPv6 deployment recently made a significant milestone on the internet. ...

Internet Deviance

[Author’s Name]

Introduction

Online deviant behavior or Internet deviance can be described as a number of activities that are either illegal, amoral, or both. It is not an untold secret in the contemporary times that the accessibility to information has been transformed by the Internet. This is because it has become a very easy task for people to search others who possess similar beliefs and then emphasize widely unacceptable behaviors. Internet has also empowered people with similar pathological level. Such individuals are able to organize and communicate with each other on virtual communities. Although it is still not clear whether such ...

Final project plan

EXECUTIVE SUMMARY Information technology is an important aspect of business processes. There is a need to have information technologies put in place to ensure that the business processes that are included in the company. For these information systems to be integrated in the company there is a need to have the infrastructure of the company and the processes aligned and prepared for effective service delivery. There is a need to have infrastructure in place to make sure that the capacity of the new systems is supported. The information systems are required to ensure that the data flow and flow in the ...

Growing Popularity on the Internet 3

Threats on the Internet 5 Combatting Security Threats 9 Cyber security Threats 11 Safeguarding the Open Internet 13 Security Tokens 15 Other industry features on the Internet 16 Strain between Cyber security and Open Internet 16 We Have No Control over Security on the Internet 18 Conclusion 19

References: 19

Security on the Internet The internet is an integral part of modern communication. Yet it is also the source of many security issues of private information because of its widespread nature and availability. These security issues are associated partly to the inherent ...

1. The structure of the internet The internet is an international network of computers and other devices for the purpose of sharing resources. It is a global interconnection of millions of computers all across the world using a standardized protocol (Transmission Control Protocol / Internet Protocol, TCP/IP) to facilitate interconnection of the computers. The internet does not have a structure in particular but the networks and devices used found on the internet conform to a standard as set by the International Standards Organization (ISO). 2. Internet domains Internet domains are managed by a Domain Name Service (DNS). DNS is a hierarchical naming ...

The internet is an integral part of modern communication. Yet it is also the source of many security issues of private information because of its widespread nature and availability. These security issues are associated partly to the inherent characteristics of the internet and to human error (Holden, 2003). The advancement of technology has allowed services and items to be delivered through the internet by collecting information. However, such information comes with a price. In exchange of convenience, consumers become targets to cybercrimes because of the information they provide (i.e. bank account information, address, and personal identity) (Sicari, 2013). Indeed, protecting ...

Affiliate institution

With the proliferation of information technology organizations and businesses have adopted its usage as leverage in boosting its business activities. Networking is inevitable in 21st century business environment. This networking involves businesses, customers, suppliers, regulatory authorities among other key business participants. Each party has its own system which is not compatible with each other. Internetworking technologies comes in handy to solve the problem of interoperability amongst the various business systems (Comer, 2008). Computer network has been defined as the interconnection or linking of two or more computing components and resources (Akyildiz, et al., 2002). Internetworking emerged as means ...

Discuss the relative advantage of using a pointing device to enter a patient's vital signs compared with simply typing in the values using a keyboard. Interface design is critical in enhancing patient data entry. Physicians using different interfaces easily get frustrated with interfaces or input devices that can be labor intensive. Pointing devices offer a range of significant features or abilities that can allow the user to input easily data such as a patient’s vital signs. Using pointing devices allows the user to move easily from patient record to patient record and from documentation to documentation. The pointing device as compared when ...

Final project

Introduction This project documentation provides a comprehensive description of the different element of the project. The report captures the planning, design and implementation of an enhance wide area network for a small dental practice after their restructuring. Initially the dental practice incorporated only three dentists, two dental assistants and one receptionist. It is pertinent to note that they all operated from the same physical location. However, after the merger of the company with different dental practices new aspects have been introduced. The new practice incorporates 15 dentists, 12 dental assistants and 5 receptionists. The organization has five different physical locations. ...

Abstract

The enhancement of cyber-attacks that is being experienced at enterprise, national and international level is worrying. This trend has resulted in the increase of funding for the research and study of cybersecurity technologies. Threats occurring on the organization’s assets are experienced daily due to change and improvement of technologies that are developed frequently. Computer security is an important aspect of any organization and government agency. With the advancement in computer technologies, there are advanced attacks that are targeted at computer systems which are thought to contain vital information. Computer hackers are doing all they can to break into ...

Remote access is essential for network administrators and users who use resources found on the remote computer networks. Remote access allows for authorized log in into a computer system without physically accessing the system. The user does not have to be physically present in order to log into a remote computer network. This system is applicable for both home and corporate computers. This system allows a user to access the user desktop as one can when physically present. The user can interact and manipulate the desktop in the way that the user can when physically present on the computer. Remote desktop ...

The 20th century has seen tremendous changes in telecommunications sector where there has been great improvement in communication. The major examples of telecommunications sectors which have greatly developed over the century are computer communication, telephony and telegraphy. There has also been a major revolution in the communication media being used in interconnecting the communicating gadgets. However, some media have remained dominant and still hold a significant role in contemporary telecommunications sector (William, 2007). Narrowing down to computer networks, they can be defined as a collection of interconnected nodes (end devices). Much precisely, a network is a medium that allows passage of data across ...

ABSTRACT

This paper examines the whole aspects of information and computer security in general and its effects on the performance of an organization. Information and computer security is a crucial part of security in an organization. Most of the security breaches are associated with external and internal aspects of security in an enterprise. The main aspects of security involve authentication, confidentiality and availability of information in the format and manner desired. This has lead to implementation of security protocols and procedures that are intended to foster the integrity and safety of information relayed within company systems and with external partners. The ...

[Author’s Name] [Institutional Affiliation] Virtual Realism can be considered a form of art, an emotional response or a means of existing with up-to-the-minute technology. In view of the fact that the personal computers are now an integral part of the contemporary lifestyle, the residences and workplaces have all the time more fainted as screens are bright with glowing colors. Virtual reality has become the language and standard of living. However, such technological advancements prevailing in the society have stirred a debate regarding the times to come. The people who idealize networking and support virtual communities are in favor of ...

Introduction

Networking has been enhanced with the introduction of techniques to enhance the techniques that have been used in the networks. The process of communication in various channels undergoes a long process. This paper will focus on the multiplexing and how it enhances communication. It has a role it plays in networking (Abrams, 2004). The term multiplexing as refers to the process of converting many data communication lines or signals into a single data communication line or signal for transmission (www.computing.net) the main aim is to optimize utilization of the transmission channels given that several users share the same channel (Stallings, 2009). ...

Executive summary

With computer use becoming a common thing in the work place, several encounter problems are experienced. There are many computer problems that come with the use of computers. These problems are simple because computer users are getting access to computers. They lack the basic skills for solving most computer problems that they face from time to time. The computer makes come with their own problems which are unique from ne brand to another. One brand might have issues with the keypad while another one might have problems with the keyboard. There are common problems that are associated with computer use. ...

My older brother's name is Sattam; he lives in Riyadh, the capital city of Saudi Arabia. He is 27 years old, and has a Bachelor's degree in ITM (which stands for Information Technology Management) (O'Brien, 1999). He and I are very close; ever since we were children, we have spent a great deal of time together. Growing up in Riyadh, we did everything together - we went to school, spent time with friends, cleaned up around the house, etc. It was a very rare thing when we would do things apart. This led to a great deal of closeness, and as such our ...

This research paper reviews the concept of internet banking as a major constituent of modern day banking. The internet and integrated information systems based on vast computer networks have been adopted by businesses. Today, such vast networks make up the core of operations for most businesses. This research paper illustrates how internet banking has grown to become a major component in modern banking. The paper will further explain the advantages of internet banking to both the financial institution and the customer. Either, the research paper will review risks associated with internet banking as well as a case that subjected internet banking customers ...

Technology is taking an important role in each and every aspect of our lives. It has ventured in virtually aspects of our lives impacting heavily on three main aspects of our lives. The text elaborates clearly on our dilemma between three technological pillars that make our lives fully intertwined with technology. These pillars are: computers, communication and digital entertainment. The book extensively elaborates what a computer is, communication within the various forms of networks and consequences of digital world alongside the advantages (Beckman, 4). Among the many issues discussed in this book is the issue of computer hardware. From a ...

I have always been fascinated by computers and technology when my parents bought me a computer. I spent most of my time trying to figure out it how it operates by searching the internet for answers. At first I thought it was as simple as just clicking icons and programs, but through my newly developed interest in technology I got to understand how complex technology is. With rapid technological advancements, I learned that it was impossible to learn all the complex elements that enable computers work. However, I developed an interest in computer networks. The fact that computers can communicate ...

Introduction to the problem

The last decade has seen an increased improvement in the technology sector. At every instance, new technological advances are emerging. As technology brings in new, faster and more efficient processes, the security threats also increase, as well. For example, years back, computers were just stand-alone systems not interconnected in any way. With time, there was a need to create systems that would be interconnected through local area connection for ease of sharing information and resources. Further to the technological developments, the world became a global village whereby millions of computers are interconnected across the globe. Interestingly, as the computers shifted from, ...

Abstract

The smart grid system makes use of digital information technology to transmit and distribute power. Hence, the operations of this system rely on the complex computer networks coupled with communication technologies that are available in the global information technology network domain. This is the leading cause of the vulnerabilities of the smart grid system. This paper will focus on the vulnerabilities of the system that are evident in SCADA, substation security, communication networks and wireless networks security. While proponents of the system tout its ability to increase efficiency, it cannot be denied that the smart grid system is ...

Computer networks and the internet have drastically changed the way we live and conduct business. In the current business environment and governmental authorities, integrated information systems based on vast networks make the core of operation from E-commerce to interstate communication. Governments such as the United States hold sensitive information about its citizens in such computer networks. Businesses rely on networks in order to perform business transactions that use electronic transfer of money. Currently, nearly all businesses and government operations are electronic and are controlled different kinds of servers and technologies. However, as these systems are efficient and effective in ...

In this paper, I have chosen to write about the network configuration that is required in a book store. In such a business there are a good number of computers and other peripherals that are supposed to be interconnected. To come up with a good computer and other devices on the network, three major elements are dealt with. These are the network topology, the protocol and the internet connection. Among the three network topologies that are available: that is the star topology, bus topology and ring topology, star topology best fit this kind of network devices configuration because it is simple to ...

Number:

PC technician

PC technicians are people who deal with computer repairs and ensure that the computers are in good working conditions. Their tasks range from computer repair to troubleshooting computer networks. The work of computer technicians are becoming common and increasing by the day. With computer gadgets being created by the day, many tasks of computer technicians increase. Computer technicians not only deal with hardware problems, they are also supposed to be able to handle software issues. When an information system is deployed in an organization, it will be required that that information system will undergo repairs and support. ...

INTRODUCTION TO COMPUTING

Introduction

Computer networking is a term that is used to refer to the interconnection of computers so as to facilitate communication and share resources. Computer networks can be classified according to a variety of characteristics such as the medium which is used to transport data. Networks can also be classified depending on the method of connection used. We can have wired computer networks or wireless computer networks. A wired computer network uses cables to interconnect different computers in the setup while the wireless networks do not use any kind of physical connection. In wireless networks we can use Bluetooth, infrared rays ...

The key aspect of e-business is its focus on digitization of business operations from a traditional narrow range perspective to a technological wide range perspective that proves significant to businesses that rely on the internet for their functioning and success. Fundamentally, e-business is a broader concept and it is concerned with using the internet and related technologies to integrate and redesign an organization’s internal activities, processes and external relations, and create new ways of working that are significantly different from, and very often far superior to, what was possible or conceivable some years back. Moreover, interest in e-business has been driven ...

CHAPTER 1

INTRODUCTION

Denial of Service (DoS) attacks is an endeavor to make computer resources unavailable to the legitimate users. A DoS attack will try to consume as much resources as it can so as to deny legitimate users the chance of having services or resources available to them. There are several categories of DoS attacks. The DoS attacks are not the same in terms of how they are perpetrated. Depending on the method of perpetration, one category of DoS can be easy or hard to stop. 1 A denial of service attack involves sending numerous communication requests to the ...

The Life and Exploits of Kevin Mitnick.

Kevin Mitnick was born in 1963 and is famous for computer hacking. He started hacking when still very young. At the age of 12, he was avoiding to pay for bus rides in the Los Angeles area. He used unused transfer slips that he collected in rubbish bins which he punched with his own ticket punch. A friendly driver had told him where he could buy a ticket punch. At age 16, he gained unauthorized access to the first computer network he ever hacked into. He was part of a gang of computer hackers in Los Angeles. In 1979, he got ...

The key aspect of e-business is its focus on digitization of business processes. The universal connectivity permitted by the growth of the internet and a standardized way of communicating across different computing platforms is shifting the balance of importance from the physical world to the digital world.

Fundamentally, e-business is a broader concept and it is concerned with using the internet and related technologies to integrate and redesign an organization’s internal activities, processes and external relations, and create new ways of working that are significantly different from, and very often far superior to, what was possible (or conceivable) in the ...