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.

Date of Patent:
Dec. 25, 2007

Filed:

Apr. 12, 2004
Applicants:

Masashi Mitomo, Kawasaki, JP;

Yoshiki Higashikado, Kawasaki, JP;

Fumie Takizawa, Kawasaki, JP;

Satoru Torii, Kawasaki, JP;

Osamu Koyano, Kawasaki, JP;

Inventors:

Masashi Mitomo, Kawasaki, JP;

Yoshiki Higashikado, Kawasaki, JP;

Fumie Takizawa, Kawasaki, JP;

Satoru Torii, Kawasaki, JP;

Osamu Koyano, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

An unauthorized access detection device capable of detecting unauthorized accesses which are made through preparation, in real time. When a packet travels on a network, a key data extractor obtains the packet and obtains key data. Next an ongoing scenario detector searches an ongoing scenario storage unit for an ongoing scenario with the key data as search keys. A check unit determines whether the execution of the process indicated by the packet after the ongoing scenario detected by the ongoing scenario detector follows an unauthorized access scenario being stored in an unauthorized access scenario storage unit. Then a report output unit outputs an unauthorized access report depending on the check result of the check unit.


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