scholarly journals Simulasi Saham Berbasis Web dengan Teknologi Virtual Private Network di Portal Www.Kontan.Co.Id

Author(s):  
Albert Verasius Dian Sano

The objective of this research is to develop a web-based-online-stock-simulation application applying Virtual Private Network (VPN) technology. The web-based application is prefered for user’s convenience and comfort since it does not require any software to be installed on the client side and is also accessable anywhere and anytime with internet connection availability. The application is developed by means of analysis and design towards the technology needed to establish the connectivity between servers through internet as well as database analysis and design. The data are real time derived from the Indonesia Stock Exchange (IDX) and forwarded through an official data vendor PT XYZ. Data from the IDX will be captured by a middleware application at PT XYZ and forwarded to www.kontan.co.id. This application has been tested and succesfully run by around 700 users. This tool is expected to provide a kind of education and motivation to beginner-level investors who want to be engaged with the stock-trading activities. 

Author(s):  
Robert Gibson ◽  
Ann Miller

Emporia State University recently implemented a web-based presentation capture application for use in both a graduate and undergraduate counselor education program. Presentation capture, sometimes referred to as course capture or lecture capture, is most often used in traditional classrooms to record lectures by faculty for playback and review by students following class. However, in this educational scenario the students record sessions with assigned clients from the Emporia, Kansas community that are later played back by the faculty for review and evaluation – most often in a classroom environment where all the students gather to review and discuss the client recordings. The faculty critique the interview techniques, interview questions, and client engagement with the students as part of their training, research, and coursework. One of the unique needs of this approach is that the recordings conform to Health Insurance Privacy and Accountability Act (HIPAA) requirements and thus can only be replayed outside the counseling facility using an encrypted Virtual Private Network (VPN) access. Although this is a very small academic program at a modest-sized university, an empirical research study was conducted to gauge the effectiveness of capturing client sessions using a presentation capture application. Results from that study indicate that both students and faculty found the software and hardware to be very easy to use, and believed it significantly enhanced the quality of the counseling program.


Author(s):  
Siswa Trihadi ◽  
Frenky Budianto ◽  
Wirriyanto Arifin

Purpose of this research is to analyze and design a network between head and branch office, andcompany mobile user, which can be used to increase performance and effectiveness of company in doingtheir business process. There were 3 main methods used in this research, which were: library study, analysis,and design method. Library study method was done by searching theoretical sources, knowledge, and otherinformation from books, articles in library, and internet pages. Analysis method was done by doing anobservation on company network, and an interview to acquire description of current business process andidentify problems which can be solved by using a network technology. Meanwhile, the design method wasdone by making a topology network diagram, and determining elements needed to design a VPN technology,then suggesting a configuration system, and testing to know whether the suggested system could run well ornot. The result is that network between the head and branch office, and the mobile user can be connectedsuccessfully using a VPN technology. In conclusion, with the connected network between the head andbranch office can create a centralization of company database, and a suggested VPN network has run well byencapsulating data packages had been sent.Keywords: network, Virtual Private Network (VPN), library study, analysis, design


2014 ◽  
Vol 4 (1) ◽  
Author(s):  
Michael P. Gamba ◽  
Magdalena M. Ocbian ◽  
Maryjean N. Gamba

The presence of vast communication and information nowadays necessitates the need for a system to readily access and transfer data. The study aimed to develop records archiving and document repository to overcome the barrier of server client method of deploying the documents from one place to another and easier data access to its stakeholders. The Sorsogon State College in the Philippines has four campuses which are located strategically in four municipalities of Sorsogon province. Their distance from each other sometimes causes a problem particularly along communication and real time updates. General User Interface (GUI) of the application has been built on top of all web-enabled computers and even to the mobile devices, so it requires only installed web browsers to render the GUI onto their devices regardless of its platform and specifications. The installation of web-based archiving and repository on its main campus enables satellite campuses to connect to the college private server in a cost-effective manner through virtual private network that connects on top of the Internet service provider. This study overcomes the vulnerability of security by means of allowing user credentials to login at the private server using a 1024 bit Rivest-Shamir-Adleman (RSA) private/public key exchange and 256-bit Advance Encryption System (AES) encryption through its virtual private network. Contents of the uploaded files were being encrypted at 128-bit to prevent intranet users from sneaking the file contents. Keywords - ICT, document archive, web, GUI, developmental research, Sorsogon City, Philippines,


Author(s):  
Chimezie F. Ugwu ◽  
Henry O. Osuagwu ◽  
Donatus I. Bayem

This research developed an Intranet-Based Wiki with Instant Messaging Protocol (IBWIMP) for the Staff of the Department of Computer Science, University of Nigeria, Nsukka to enable them to collaborate on tasks; like writing of documents like, memo, project guidelines, proposal/grants, and circulars with online security consideration. The essence of this work is to improve on the contributions staff make during work, in carrying out tasks with their colleagues irrespective of the person’s location at that point in time. The existing system on ground would always require the presence of the staff within the department before they can carry out the tasks meant for them or respond to the available mails within their mail boxes located within the general office of the department. In regard to such situation, there is always delay in the processing of such mails or documents that could require urgent attention of the supposed staff therefore could cause serious damages. This research established a better internet connection for the security of the system and the documents therein by the use of virtual private server (VPS) hosting on virtual private network (VPN). This system allows the collaboration between the staff of the department and external persons, or partners classified as external staff user on documents like circulars that normally come from outside the department. This system automatically sends emails to the supposed users whenever the admin posts a document via the Short Message Transfer Protocol (SMTP). The system is accessed online by the users from any location once there is accessible internet connection and users can collaborate on the development of any posted document at the same time. This application was designed using Object Oriented Analysis and Design Methodology (OOADM) and implemented using Hypertext Markup Language (HTML), JavaScript, Cascading Style Sheet (CSS), CkEditor, Hypertext Pre-Processor (PHP) and MySQL database management system.


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