Title:
SPOOFING PREVENTION METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2011/087285
Kind Code:
A2
Abstract:
A spoofing prevention method comprises: receiving an information packet that includes host IP address and MAC address of at least one host to build an IP-MAC database; comparing the IP address and the MAC address included in an out-bound packet that has been transmitted from the host with the IP-MAC address pair of the IP-MAC database; deciding the out-bound packet as a spoofing packet if the IP address and the MAC address of the out-bound packet do not coincide with the IP-MAC address pair of the IP-MAC database; and filtering the spoofing packet.
Inventors:
LEE KWANG WOO (KR)
Application Number:
PCT/KR2011/000231
Publication Date:
July 21, 2011
Filing Date:
January 13, 2011
Export Citation:
Assignee:
AHNLAB INC (KR)
LEE KWANG WOO (KR)
LEE KWANG WOO (KR)
Foreign References:
| KR100920528B1 | 2009-10-09 | |||
| KR20070112166A | 2007-11-22 | |||
| KR100807933B1 | 2008-03-03 | |||
| KR20070081116A | 2007-08-14 |
Attorney, Agent or Firm:
FIRSTLAW LEE & KO (KR)
제일광장특허법인 (KR)
제일광장특허법인 (KR)
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