Electronic Commerce and Internet

Electronic commerce and communication over the Internet offers tremendous market potential for today's business. E. commerce both for business-to-business and consumer-to-business is expanding fast. Secure business over the internet should satisfy the following :

•   Authentication, verifying the companies, or parties. executing transactions.

•   Integrity, ensuring that files and messages are not altered in transit. •   Privacy with ability to scramble or encrypt messages across an unsecured network.

•   Access control, determining who is given access to a system or network as well as what and how much information is transferred.

•   Non-repudiation, preventing the companies from denying that they sent or received files.

Research and development activities are continually being carried on to tacit the above mentioned needs and a number of systems arc evolved for ecommerce.