Public Key Infrastructure (PKI) Public Key Infrastructure (PKI) is a system that validates a user’s digital identity over a public or private network. It does so by associating a pair of public and private keys with the individual’s identity credentials. These keys are created with a cryptographic algorithm and shared by a certificate authority […]
Firewalls A firewall is an integrated collection of security measures designed to prevent unauthorized electronic access to a networked computer system. A firewall is a hardware or software system that prevents unauthorized access to or from a network. It can be implemented in both hardware and software, or a combination of both. Firewalls are frequently used to prevent unauthorized Internet […]
Secure Socket Layer(SSL) SSL stands for Secure Socket Layer. SSL was designed to permit web browsers and web servers to exchange sensitive information and prevent programs that could view the network traffic from reading the sensitive data. The SSL protocol was developed by Netscape Communications in the 1990s. The company wanted to encrypt data in transit between its […]
Hypertext Transfer Protocol(HTTP) Hypertext transfer Protocol is a communication protocol.HTTP is used for the transfer of imformation on intranets and the World Wide Web.The applicaton level protocol of TCP/IP suite the makes the WWW workable is Hypertext Transfer protocol.HTTP is now the standard Web service protocol.It enables transfers of files on Internet that may […]
APPLICATIONS OF E-COMMERCE Following are some of the widely used E-Commerce applications. 1. Internet Bookshops It is one of the first applications of e-commerce on Internet. Books as an item of merchandise have the following significant advantages for the online retailers: Books can be described well on the Internet. Moreover, it is not an item, […]
E-commerce Security Tools E-commerce security is the protection of e-commerce assets from unauthorized access, use, alteration, or destruction. While security features do not guarantee a secure system, they are necessary to build a secure system. Dimensions of E-commerce Security: 1. Integrity – The ability to ensure that information being displayed on a web site […]
Security Issues in E-business E-commerce systems are based upon internet use, which provides open and easy communications on a global basis. However, because the internet is unregulated, unmanaged and uncontrolled, it poses a wide range of risks and threats to the systems operating on it. Some of the common security threats you may come across: […]
Online shopping Online Shopping is a form of electronic commerce which allows consumers to directly buy goods or services from a seller over the Internet using a web browser. An online shop evokes the physical analogy of buying products or services at a bricks-and-mortar retailer or shopping center; the process is called business-to-consumer (B2C) online shopping. In the case where a business buys from another business, the process is […]
World Wide Web Researcher Tim Berners-Lee led the development of the original World Wide Web in the late 1980s and early 1990s. He helped build prototypes of the above Web technologies and coined the term “WWW.” Web sites and Web browsing exploded in popularity during the mid-1990s. The Web, or World Wide Web, is basically a system of Internet servers that support specially formatted documents. […]
Intranet and Extranets Intranet An intranet is a network based on TCP/IP protocols (an internet) belonging to an organization, usually a corporation, accessible only by the organization’s members, employees, or others with authorization. An intranet’s Web sites look and act just like any other Web sites, but the firewall surrounding an intranet fends off unauthorized access. Benefits 1. Workforce productivity […]
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