The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 15, 2008
Filed:
Feb. 05, 2004
Koo-hong Kang, Daejeon, KR;
Ik-kyun Kim, Daejeon, KR;
Byoung-koo Kim, Daejeon, KR;
Jong-kook Lee, Daejeon, KR;
Ki-young Kim, Daejeon, KR;
Jong-soo Jang, Daejeon, KR;
Koo-Hong Kang, Daejeon, KR;
Ik-Kyun Kim, Daejeon, KR;
Byoung-Koo Kim, Daejeon, KR;
Jong-Kook Lee, Daejeon, KR;
Ki-Young Kim, Daejeon, KR;
Jong-Soo Jang, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
Disclosed is an in-line mode network intrusion detecting and preventing system coupled between a protection network and an external network, for detecting intrusion states between the networks and preventing the intrusion. The system comprises a first network processor unit for monitoring the packets communicated between the networks to collect various statistical data, and performing a packet filtering process according to a packet preventing rule and a packet sensing process according to a sensing rule; and a second network processor unit for checking payloads of the packets with reference to attack signatures to detect the attack states to one of the networks.