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:
Sep. 06, 2011
Filed:
Jul. 29, 2007
Jae Deok Kim, Daejeon, KR;
Young Ho Kim, Daejeon, KR;
Seung Ho Ryu, Daejeon, KR;
BO Heung Chung, Daejeon, KR;
Ki Young Kim, Daejeon, KR;
Jae Deok Kim, Daejeon, KR;
Young Ho Kim, Daejeon, KR;
Seung Ho Ryu, Daejeon, KR;
Bo Heung Chung, Daejeon, KR;
Ki Young Kim, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
An intrusion detection apparatus includes: a rule generator classifying intrusion detection rules into rules having content examination parts and rules without content examination parts, granting an index to each of the rules so as to output the indices to a unit for performing the matching and to simultaneously store the indices; an extractor extracting payload parts and address parts from the packets and outputting the extracted payload parts and address parts to the unit; and an examination unit examining corresponding rules based on the indices.