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The massive growth in size of the Internet has resulted in increased difficulty in organizing and searching through the information present on it. Several strategies have been employed to tackle this problem. With the coming of Web2.0, user-created data and sharing of information among peers, folksonomy has become the norm for categorization of data. The loose structure of folksonomy has led to easier categorization of the huge amounts of information but has also given rise to some serious problems. Users tag information based on their own experiences, preferences and common sense. This leads...

Security issues in a networked environment include threats to either end-point and the conduit between them. Issues related to enterprise servers and communication channels have been studied at length in subjects such as cryptography and system security. Client ends in any networked scenario have received little attentions in security studies. Hence, clients have become the target of malicious activities on the larger networks such as the Internet. Trusted Computing aims to address client side security concerns using hardware-based security. Remote attestation is an essential characteristic...