International Journal on Computer Science and Technology (IJCST)
In today's world, more and more business transactions are moving to the Web, including business and consumer e-commerce, financial services, and other transactions requiring the transmission of personal or confidential information. Ensuring the security of these transactions and the data they contain is of the utmost importance. Protection and secure exchange of web documents is becoming a crucial need for many Internet-based applications. Securing web documents entail addressing two main issues confidentiality and integrity. Ensuring document confidentiality means that document contents can only be disclosed to authorized security policies, whereas by document integrity they mean that the document contents are correct with respect to given application domain and that the document contents are modified only by authorized policies.