期刊名称：International Journal of Computer Science & Technology
印刷版ISSN：2229-4333
电子版ISSN：0976-8491
出版年度：2011
卷号：2
期号：3
出版社：Ayushmaan Technologies
摘要：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 we mean that the document contents are correct with respect to given application domain and that the document contents are modified only by authorized policies. In this paper, we propose an approach that addresses data integrity and confidentiality in content adaptation and caching by intermediaries. Our approach permits multiple intermediaries to simultaneously perform content services on different portions of the data. Our protocol supports decentralized proxy and key management and flexible delegation of services.i
