Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ILLEGAL ACCESS DETECTING DEVICE AND METHOD
Document Type and Number:
Japanese Patent JP2003223375
Kind Code:
A
Abstract:

To provide an illegal access detecting device and method for improving through-put by sharply reducing the burdensome processing of a CPU to be imposed on packet analysis, and sharply reducing a processing time required for the packet analysis.

In a packet analyzing mechanism 14, a characteristic extracting mechanism 142 extracts only characteristics associated with an operating system or server application program held in a server holding mechanism 16 from the list of characteristics of packets associated with already known illegal access stored in an illegal access means database 141, and a packet analysis processing mechanism 143 judges whether or not the packets received by a packet receiving part 11A are associated with the illegal access based on the list of characteristics of the packets associated with the already known illegal access extracted by the characteristic extracting mechanism 142.


Inventors:
TATEOKA MASAMICHI
Application Number:
JP2002000022485
Publication Date:
August 08, 2003
Filing Date:
January 30, 2002
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TOSHIBA CORP
International Classes:
G06F21/20; G06F13/00; G06F15/00; H04L12/46; H04L12/66; (IPC1-7): G06F13/00; G06F15/00; H04L12/46; H04L12/66
Attorney, Agent or Firm:
鈴江 武彦 (外6名)