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Phishing Detection Based on URL and TF-IDF

Peopel now use E-mail to communicate mutually is widespread. For example, schools convey information to students through e-mail, companies convey to the staff in charge of the task, friends to share the interested things of internet through e-mail and so on. Because of the imperfect of SMTP protocol, the spammer and phisher can delivery phishing e-mail or spam to unknown recipients widely and easily by the forged sender ID. It was result in the recipient's e-mail filled with numerous unsolicited advertising e-mail or faked electronic commerce e-mail. Some content of spam are advertising alone, but some are with harmful attachments, for instance, trojan or virus. Phishing use the name of online banking, Internet auction to delivery numerous e-mail, which let the recipient to believe the contents of the e-mail. By clicking the hyperlink connected to the website of the phishing, and input personal account, password, causing the recipient to lose their money or reputation. Information security software vendor SonicWall 2008¡¦s whitepaper points out that even if the obvious tips of the e-mail which is a phishing e-mail, some percent recipient still click on the hyperlink and input their personal ID and password. This means that the recipinet can easily pay attention to the hyperlink.
In this research, by analysising of the information of the URL link in e-mail to detect whether the mail server have been recived phishing e-mail to protect
users from phishing in the crisis.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0908109-012739
Date08 September 2009
CreatorsChu, I-chun
ContributorsChia-Mei Chen, D. J. Guan, Chun-I Fan
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0908109-012739
Rightsunrestricted, Copyright information available at source archive

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