Method for blocking a denial-of-service attack

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9183382
APP PUB NO 20130263268A1
SERIAL NO

13992527

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Abstract

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A server receives a first echo request message which complies with an Internet control message protocol, extracts filtering information from hear information of the received first echo request message, and when a second echo request message which complies with the Internet control message protocol is received, compares header information of the received second echo request message and the extracted filtering information so as to determine whether to block an attacking packet for the received second echo request message. According to the present invention, the server blocks the attacking packet using the Internet control message protocol, thereby blocking a denial-of-service attack.

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Patent Owner(s)

  • ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, Byoung-Koo Daejeon, KR 16 83
Yoon, Seung-Yong Daejeon, KR 19 80

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