Thursday, March 22, 2012

A Paradigm Shift in Technology - Cloud Computing


Introduction:
In 1977, the first computer was sold to a private person - the commodore PET. Back then, only few people considered that millions of lives and processes would fundamentally change. Most people were rather confused by the emerging electronic technology. Eventually, most people took the initiative to understand and work with the computer. Only few that do not know either do not have access to this technology or are unable to learn it. Lives changed, operations efficiency increased, and communication was redefined.

Today, only thirty-five years later, it is expected that the computing industry will undergo a major paradigm shift. The  technology, which is considered to be responsible for this change is called ‘cloud computing’. Just as in the 1970’s there is a great amount of people today who are not aware of this new technology. Since it is new and complex, its advantages and disadvantages that it will bring to society are highly unknown - this may become a problem. Hence, this paper will reveal what cloud computing is, how it works, and what effects it will have on society.

Technology is one of the most innovative industries in the world. Innovations in this sector truly do have the power to change our lives. Creations such as; Facebook, cell phones, and the portable music player have definitely changed the world we live in. However as soon as one product comes along and revolutionises the market within a very short amount of time it is becoming outdated.
In the 90’s it was seen as very cool to have a cell phone, in the 2000’s and iPod was the must have product. However having this product now does not matter, you need to have the most up to date version of these products to be seen as up to date. It is amazing that not 10 years after these completely revolutionary products were released the original market changing products are now completely outdated.

History of Cloud Computing:
Even twenty years before the first computers were sold to the public, Herbert Grosch predicted, that  instead of using a computer in every one's home, it would be a lot more beneficial to use massive central data centers instead (Ryan, Merchant, & Falvey, 2011). The idea of cloud computing is not new. But today, through the emergence of the Internet, it becomes available and attainable. In 2006, Amazon released the Amazon Web Service which was a key development in cloud computing. Only four years ago, in an article published by Gartner, the potential for cloud computing “to shape the relationship among consumers of IT services, those who use IT services and those who sell them” has been clarified. Today, the largest IT corporations on the planet fight for the dominant position in cloud computing. Google is offering purely web based office features already, whilst Apple is integrating the same services across its hardware devices since one year. The paradigm shift triggered by cloud computing is a currently ongoing process, and not to be underrated in its importance. It is hard to say whether we are currently at the peak, or just at the beginning of the process but in 30 years from now we will know - just as in the 70s when the first Commodore was sold. We will most certainly look back on today’s time, and see how important the 21st century was.

What is cloud computing and what does it mean today?
Cloud computing refers to the provision and management of applications, information, and data, delivered as a service, where the hardware and software is called a cloud (Armbrust et al., 2010). There are three main types of cloud computing, namely infrastructure as a service (IaaS), platform as a service (PaaS), and software as a service (SaaS). The first form is the most basic model of cloud computing and providers offer computers, storage, firewalls, networks, etc. In the PaaS, providers offer the computing platform, usually including a database, web server, and development tools. In SaaS, cloud providers install, operate, and manage the application software in the cloud. The users then access the cloud from so called cloud clients. In essence, cloud computing provides a way of accessing computing services independent of your location or the hardware you use. Users no longer have to store information and data on their computers or mobile devices because that information can be easily accessed via the Internet. Further, this means that users no longer have to download and install software on their computers, freeing up internal memory and simultaneously reducing energy consumption and costs (www.independent.co.uk, 2010).
Most of us already use cloud computing in one way or another like on a personal or business oriented basis. A good example is Google mail: Google mail provides its users with access to their e-mails all over the world, no matter whether they have their own computers or laptops with them. Since a cloud is accessible from anywhere and the e-mail service is stored in the cloud, it is completely independent from a user’s physical location. This basically makes local storage place redundant. Storing files, such as photos, videos, or documents on your computer, imposes restrictions and makes it impossible to access them except from your own computer. Storing them in a cloud, however, gives you the freedom to access them from anywhere. this is the shift that technology has made in this cloud computing era. From accessing emails from around the world to everything on your hard drive. One downside of this kind of storing is that user put their lifes “out there”, somewhere in the Internet and the security of your data might be a concern. Security and ethical issues will be discussed in more detail in a later section.
Cloud computing also brings along some advantages to companies and businesses that use it. For example, it enables working in virtual offices and facilitates collaboration between employees in different countries. Using Google docs for example, employees can work on the same piece of work simultaneously and directly see any changes that are made. Since nowadays more and more companies are organizing projects on a global scale, cloud computing is a vital tool to simplify communication and team work among employees in globally dispersed locations (Siebdrat, Hoegl, and Ernst, 2009).
Since companies can buy cloud computing capacity when they need it and how much they need, it is a very convenient and can reduce costs for companies as they do not need physical devices anymore (www.technobuffalo.com, 2012).

A Technological Paradigm Shift - Cloud Computing:
When IBM and Apple started selling their first computers to the public, the major focus was to bring as much computing power to the individual as possible. Every household and company had its own hard-drives and processors. The pioneers of cloud computing predict, that this will soon be over. No more hard drives and processors at the individual level? How should that be possible? Billions of dollars have been earned in the past and continue on into the future.
Cloud computing seeks to centralize all processing and file storage tasks to a huge central server farm. In a century in which the Internet is almost considered a commodity, at least in the more developed nations, computing power and storage space do not have to be with the individual anymore. After all, most computers in peoples homes are on idle mode most of the time. Most of the computing power is absolutely unnecessary. Hence, from a technological standpoint, the paradigm shift is predicted to take all the processing speed and storage capabilities away from the individual. Instead, it will be integrated into a gigantic server farm. The only device that the user will need in the end, is a screen which provides fast access to the Internet. It can be imagined in the following way: Instead of storing your groceries and valuables into your own storage room at home, you simply put it into a massive storage house which a company provides to you. This is where the philosophical dilemma begins.
    

A Philosophical Paradigm Shift:
How sure can you be, that the company to whom you gave your valuables to treats them confidentially and with integrity. After all, if the company that stores your data could do a scan on what you store in their space. They could easily figure out what your purchasing patterns are, when and where basically. It could then sell those information to the little store around the corner who would then know how to approach you in order to sell his goods. With the rise of cloud computing, our personal hard drives and even physical filing cabinets are set to be a thing of the past. We hear a lot about the disadvantages of these storage methods, however, if you keep all your personal files in a cabinet in your house you know exactly who has access to your documents without exception. As soon as these files go online, you can never be 100% sure who is looking. Hackers are not the only worry at who could be viewing your files without permission, as the company in which you are trusting to store your files could theoretically have access to them. There have been recent conflicts with companies such as Google on their privacy policy over allegedly scanning people’s e-mails. Scanning consumers e-mail can prove a very useful tool. It was found in 2007 that 40% of Americans sent  an e-mail to a company telling them what they thought of their product. (Fleishman-Hillard, A. 2007) By way of scanning these e-mails, this allows companies to target consumers with advertisements based on their preferences and opinions on certain products.  With concerns over some of the biggest names in computing’s privacy policies, this casts a shadow of doubt over the whole industry. This is especially seen when the companies do not go a huge way to reassure their consumer as seen in this quote;
“Nothing you do ever goes away, and nothing you do ever escapes notice. There isn’t any privacy, get over it” (Vincent Cerf, 2008)
However, with the new younger generation who have much more trust in the Internet cloud computing is still set to take over as our means of storage.
On the other hand we live in an aging population with more and more people over 50 logging on and even spawning the term “silver surfer”. The older generation are much more wary of having their details online  or putting any information about themselves on sites such as Facebook so thinking they will be willing to give up their physical storage space and store their entire online identity in a “cloud” after a lifetime of using physical storage spaces is unlikely it will see mass adoption.

Implementation of Cloud Computing in Businesses
Amazon is one of the most well known users and integrators of cloud computing. Amazon has created and used web services, a half-dozen services including the Elastic Compute Cloud, for computing capacity, and the Simple Storage Service, for on-demand storage capacity. Google another well known innovator for cloud computing programs and services.  Their biggest innovation includes Google Apps, which offers a set of online office productivity tools including e-mail, calendaring, word processing and a simple Website creation tool; Postini. Google Apps was the company's attempt to branch out beyond the consumer search market and become a player in the enterprise. Google unveiled the enterprise version of Apps in February 2007 in a competitive strike against rival Microsoft (Brodink, 2009). Microsoft, a smaller player in the cloud computing game, has created a operating system and developer services called Azure. Software companies such as Epicor, S3Edge and Micro Focus are among the early customers using Azure in creating cloud apps.  These are just a few examples of real life implementation of business using cloud computing.  Understanding these features can help developers to quickly adopt the appropriate technologies and develop their clouds effectively. (Antonopoulos and Gillam, 2010)  
              

Is Cloud Computing Secure?
Many businesses, organisations, and educational systems started relying on cloud computing for storing, backing up, and sharing data amongst employees. but we must ask ourselves, is cloud computing secure and reliable enough?
Due to the growing importance of this phenomenon, different solutions have been enforced in order to protect all the data of different customers gathered and stored.
In comparison to traditional computing, which usually backs up data during the night, cloud computing saves at the end of each transaction. In this way if a hardware device malfunctions or in general if something fails in the system, it is possible to restore all files with the latest updating.
For clients who doubt the security of the data transfer between the cloud and the computer which accesses it, an encryption is applied to the data before submitting it. This is done in order to protect the files from the many different servers that can try to access the data. Finally, everybody can run its own back-up. These are safety measures to help ensure cloud computing stays safe and belongs to the initial user.
Because of the huge risk of losing data or being hacked, providers take the security issue with much more concern. As time goes on, even more stringent measures will be taken in order to protect this system - eventually public policy will have to deal with online security matters.
Companies providing cloud security have even stated that it is safer than most enterprises. However every kind of security that we have been told is unbreakable has been broken; Gmail was hacked not long ago, Wikileaks managing to leak documents from the US government, and PlayStation network was also hacked and shut down in the last year. For every genius security program created, there will always be equally very intelligent hackers working to tear down these security walls. And especially when the prize of breaking into a cloud computing server will have such a sizeable reward. This is a scary thought as cloud computing will hold basically our whole online identity which to hackers is extremely valuable. Whole identities could be stolen  as a matter of fact.
Cloud computing is one of the technological waves of the future. But what about legal offices and law firms? Legal ethics consideration must be done even for lawyers using this digital database. Is it secure for all clients’ data, to store all their information in it? How can the individual customer be sure that their own data will never be taken and used for other purposes and by other people then their own lawyer? This is the security issue that the ABA Commission on Ethics 20/20 is arising from the use of this technology. Instead of presenting a list of restrictions to all the lawyers regarding the confidentiality related obligations while using this system, Bar associations, so far, have opted to offer more guidance on what to look for in a cloud computing provider.

              
http://www.infoq.com/articles/state-of-cloud-applications

The Future of Cloud Computing
It is believed today that the hype for cloud computing has driven its popularity, but what is the actually driver behind it that will be able to continue for years? One factor that is driving the demand for cloud computing is the explosive growth of data in recent years. According to projections by Century Link, by 2015, the world will see a four-fold increase in the amount of data being created and replicated. Once this happens there needs to be a way to store this data safely and allows multiple users to access and use. As time passes, and technology progresses as well, cloud computing will become better, faster, and smarter. There is plenty of room for cloud computing in the computer infrastructure. This is ongoing building idea which is new that there is bound to be failure in which the next years will be testing years to work out all the bugs. Once a greater population uses this technology bugs will become more apparent and should be able to be fixed. In order to create security and trust when using the cloud, there must be regulations set up to enforce such rules in which single sign-on, and identity-based security will be used (Cantu, 2011). Many companies have found that when switching to cloud computing there has been reduction in IT services and reduction in capital costs. But the most important factor in using this technology is efficiency. According to Forbes, it is estimated that, “by 2020, U.S. organizations that move to the cloud could save $12.3 billion in energy costs and the equivalent of 200 million barrels of oil.” With oil prices on the rise this could be a real cost saver for companies. Industry analyst Krishnan Subramanian says in coming years that there will be a convergence of mobile, cloud and social media. These are the three most important medias we have in the 21st century and they could all potentially converge into one multifaceted complex package.  
Cloud computing is the new generation in technology and data housing. In the next few years it will be become more user friendly in which all consumers can use and enjoy.

Cloud Computing and Business Model Innovation
It is widely known that the cloud computing is, and will be, disruptive in the technological world. Yet today few companies realise the great importance of this system for the business model innovation of their enterprises. Managers can be distinguished in three different categories depending on their proneness through the topic and their willingness to change. They are optimizers, innovators and disrupters. In the following part we will hence analyze how different manager personalities may use cloud computing to innovate their business model:
Optimizers are those who would exploit the new system offered by cloud computing to enhance and slightly modify the value chain, their customers, and their value proposition. They prevent the high risk linked to a failure due to a different structure from the one they are used to: they would rather realise lower market share and revenues than work in an uncertain environment. With this approach it is possible to increase the flexibility and the efficiency of the company offering the customer different experiences linked to the trial of the product, or projecting broader sets of products or additional services, share the resources and give them more opportunities.
Innovators on the contrary are ready to change their structure through the use of the cloud system. This is done by modifying the revenues system and even changing their role in the industry and entering in similar business too. This combines elements of the value chain to gain competitive advantage. This will lead to a greater ability to attract customers because of the highly innovative solution and to create a deeper integration between client and company.
Finally, disruptors are the one that creates new needs, so new business, new market and consequently new approach. Usually doing so, they will rise a need in people’s mind and their company is the only one able to provide the necessary product to satisfy them. The result is that they will not only be the first mover, but they will capture the unique competitive advantages due to that and so very high revenues.
These three different characters are distinguished by different behaviours.
Talking about the customer value proposition and the value chain, those three characters will have different positioning.
The optimizers would enhance the proposition, the service currently offered, and improve the value chains increasing efficiency and improving the ability to collaborate and to partner; the innovators would extend their products and channels offer, while they would transform the value chain by not only increasing but even modifying their capabilities, in order to enter in a new industry or to change their positioning in the present business; the disruptors would invent an entirely new proposition and consequently would create expressly a value chain for the industry.


Competition to Cloud Computing
It is the same story with data storage; the storage units get smaller and the storage gets bigger; we went from a cassette tape to CD-ROMs to Hard Drives and extremely small USB sticks. Today the USB sticks and Hard Drives available can carry large amounts of data and are extremely portable as hard drives can fit easily into your bag or a USB sticks can be the same size as a French fry so there is no real problem with these methods of storage. However Giovanni Dosi argues that in the technology industry exists “Technology push” and “Demand pull” factors (Giovanni Dosi, 1982) meaning that even though there is no problem with the products that are on the market consumers always want new gadgets and tech companies are continually trying to innovate so as the cloud is the newest innovation; cables and hard drives which we have spent years relying on to store and transfer our data will be marketed as inefficient at doing the job they have done so well in the last decade or so and pushed entirely out of the market. There will come a time when you will be unable to buy these products and cloud storage will essentially be the only option.

Conclusion:
Without a doubt, cloud computing will change the way in which humans interact with technology. As with every big change, much uncertainty will follow. We are currently in a time when the majority of individuals are only now discovering cloud computing and its potential power and influence. However, it is forecasted that in just a few years time cloud computing will be a technological norm and the need for expensive hardware will most likely decrease whilst the need for internet capacity will increase. In such tough economic times all businesses are looking for anyway in which to cut their overheads, getting rid of this costly hardware could very well be one of them aiding in the mass uptake of cloud computing .
Computing power will be more centralized and so will data storage. The ethical problems that centralized data storage may bring, are at hand and will certainly play a major part of the industries future but may also affect political decision making and public policy. There are many risks but also great benefits to be expected.
What we now know is that in a very close future many systems will be based on it: from companies to groups of individuals with some feature in common. Unless it can be proved that cloud computing is definitely not a secure approach to store information, it is likely to become a database of worldwide importance.
The idea and concept of cloud computing will in fact take time for people to understand and use this technology. The younger generation will have more motivation to use cloud computing as will generations to follow.However the older generation will most likely be slower in the uptake of cloud computing due to their greater caution of storing information online.

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