PPT-Spam is a harmful, costly, and evolving

threat to Internet users A collaborative approach is needed to provide the best spammitigation solutions and security protection The Challenge of Spam Different stakeholders are taking different steps. Alan Lee. NTT MSC. Background. Working group of the ISF. TIME, Maxis, Jaring, NTT MSC. Need for collaboration among the IASP at National level. To Combat Spam. Objectives. To establish a national anti-spam efforts. Filtering. Service. Kurt Thomas. , Chris Grier, Justin Ma,. Vern . Paxson. , Dawn Song. University of California, Berkeley. International Computer Science Institute. Motivation. Social Networks. (. Facebook, Twitter). Lydia Song, Lauren Steimle, . Xiaoxiao. . Xu. Outline. Introduction to Project . Pre-processing . Dimensionality Reduction. Brief discussion of different algorithms. K-nearest. D. ecision tree. Logistic regression. Hongyu. . Gao. , . Yan . Chen, Kathy Lee, Diana . Palsetia. . and . Alok. . Choudhary. Lab for Internet and Security Technology (LIST). Department of EECS. Northwestern University. Background. 2. Background. Myle. . Ott. , . Yejin. . Choi,. . Claire. . Cardie. ,. . Jeffrey. . T.. . Hancock. Cornell. . University. Yu. . Huang. 1. What Does It Mean?. “Finding . Deceptive Opinion Spam. . by Any . Suranga Seneviratne. . . ✪. , . Aruna. Seneviratne . . ✪. , . Mohamed Ali (Dali) . Kaafar. . . , . Anirban. . Mahanti. . . , . Prasant. . Mohapatra. . ★. UNSW. . NICTA. , Australia. Vacha Dave . +. , Saikat Guha. ★. and Yin Zhang *. . + . University of California, San Diego. . ★ . Microsoft Research . India. . * The University of Texas at Austin. . Internet Advertising Today. Harmful substance-many materials or substances used or created that could harm your health. These substances could be dusts, gases, or fumes that you breathe in, or liquids, gels or powders that come into contact with your eyes or skin. . Spam:. Spam is unsolicited or undesired electronic junk mail. Characteristics of spam are:. Mass . mailing to large number of recipients. Usually a commercial advertisement. Annoying but usually harmless unless coupled with a fraud based phishing scam . Spam:. Spam is unsolicited or undesired electronic junk mail. Characteristics of spam are:. Mass . mailing to large number of recipients. Usually a commercial advertisement. Annoying but usually harmless unless coupled with a fraud based phishing scam . By . Vacha. Dave , . Saikat. . guha. and yin . zhang. Presenter: . Uddipan. . chatterjee. Key Ideas. Advertisement plays an important role in the promotion and sale of all products.. Click-spam is fraudulent process of getting the user to click on a link (leading to an ad) which they have no interest in.. Spam is unsolicited . e. mail in the form of:. Commercial advertising. Phishing. Virus-generated . Spam. Scams. E.g. Nigerian Prince who has an inheritance he wishes to share. What is Bulk Email?. Bulk . 100 billion spam email per day. Easy to setup spam networks. Low cost of operation. Millions of dollars worth of time and . equipment to combat spam. Techniques used to combat spam. header tests. address whitelist/blacklist. Atliay. Betül . Delalic. Nijaz. PS Kryptographie und IT Sicherheit SS17. 1. INHALT. Definition . . Arten . Funktionsweise . T. echnische Voraussetzungen. . Auswirkungen . . Kosten . Rechtslage .