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181
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ISCAPDCS
2004
15 years 8 months ago
2004
Distributed Denial of Service (DDoS) attacks have become a large problem for users of computer systems connected to the Internet. DDoS attackers hijack secondary victim systems us...
175
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TGIS
2002
15 years 6 months ago
2002
Traditional GISystems are no longer appropriate for modern distributed, heterogeneous network environments due to their closed architecture, and their lack of interoperability, reu...
215
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SECON
2010
IEEE
15 years 4 months ago
2010
IEEE
Push-to-Talk (PTT) is a useful capability for rapidly deployable wireless mesh networks used by first responders. PTT allows several users to speak with each other while using a si...
185
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USS
2010
15 years 4 months ago
2010
Reverse Turing tests, or CAPTCHAs, have become an ubiquitous defense used to protect open Web resources from being exploited at scale. An effective CAPTCHA resists existing mechan...
208
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IFIPTM
2009
15 years 4 months ago
2009
In this paper, we take the first step to address the gap between the security needs in outsourced hosting services and the protection provided in the current practice. We consider ...