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The Domain Name System (DNS) is a critical infrastructure in the Internet; thus, monitoring its traffic, and protecting DNS from malicious activities are important for security in cyberspace. However, it is often difficult to determine whether a DNS query is caused by malicious or normal activity, because information available in DNS traffic is limited.We(More)
We propose a way to wrap both Web information spaces and pervasive data environments by providing a uniform view of databases. Search result of search engines and processing results of several Web search services are wrapped and viewed as "virtual tables" of relational databases. The device manipulation environment and data captured by those devices are(More)
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