Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate
2005-08-26
2009-12-01
Cervetti, David Garcia (Department: 2436)
Information security
Prevention of unauthorized use of data including prevention...
Access control
C713S181000, C726S022000
Reexamination Certificate
active
07627906
ABSTRACT:
A service discovery system including a client terminal and a service providing device which provides data or a function to the client terminal, including: a service request unit which generates a message requesting a service of the service providing device; a communication unit which sends the message generated by the service request unit to the service providing device and which receives from the service providing device a problem imposing a load on the client terminal; and a solution unit which solves the problem.
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XiaoFeng Wang, et al., “Defending Against Denial-of-Service Attacks with Puzzle Auctions”, Proceedings of the IEEE Symposium on Security and Privacy, XP-010639714, May 11, 2003, 15 pages.
Inamura Hiroshi
Miyake Motoharu
Nakagawa Tomohiro
Cervetti David Garcia
NTT DoCoMo Inc.
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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