Dynamic phishing detection methods and apparatus

a dynamic phishing detection and apparatus technology, applied in the direction of instruments, unauthorized memory use protection, error detection/correction, etc., can solve the problem that the url filtering by prior art phishing detection software cannot detect this newly set up website as a phishing website, and many users are not sophisticated or always vigilant against phishing attempts
US20080163369A1Inactive Publication Date: 2008-07-03TREND MICRO INC
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
TREND MICRO INC
Publication Date
2008-07-03
Estimated Expiration
Not applicable · inactive patent

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Abstract

A computer-implemented method for detecting a phishing attempt by a given website is provided. The method includes receiving a webpage from the given website, which includes computer-readable code for the webpage. The method also includes ascertaining hyperlink references in the computer-readable code. Each hyperlink reference refers to at least a component of another webpage. The method further includes performing linking relationship analysis on at least a subset of websites identified to be referenced by the hyperlink references, which includes determining whether a first website is in a bi-directional / uni-directional linking relationship with the given website. The first website is one of the subset of websites. The method yet also includes, if the first website is in the bi-directional linking relationship, designating the given website a non-phishing website. The method yet further includes, if the first website is in the uni-directional linking relationship, performing anti-phishing measures with respect to the given website.
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Description

BACKGROUND OF THE INVENTION

[0001] Phishing represents a fraudulent technique employed to obtain confidential transaction information (such as user name, password, financial information, credit card information, etc.) from computer users for misuse. In phishing, the phisher employs a phishing server to send an apparently official electronic communication (such as an official looking email) to the victim. For example, if a phisher wishes to obtain confidential information to access a victim's account at XYZ bank, the email would typically come from an XYZ bank email address and contain official-looking logos and language to deceive the victim into believing that the email is legitimate.

[0002] Further, the phisher's email typically includes language urging the victim to access the website of XYZ bank in order to verify some information or to confirm some transaction. The email also typically includes a link for use by the victim to supposedly access the website of XYZ bank. However, when...

Claims

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