PPT-The Sybil Attack

Author : debby-jeon | Published Date : 2016-11-13

By John R Douceur Presented by Samuel Petreski March 31 2009 Terminology Background Motivation for Sybil Attack Formal Model Lemmas Conclusion Resources Outline

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The Sybil Attack: Transcript

By John R Douceur Presented by Samuel Petreski March 31 2009 Terminology Background Motivation for Sybil Attack Formal Model Lemmas Conclusion Resources Outline Entity An entity is a collection . Douceur Microsoft Research johndomicrosoftcom One can have some claim as many electronic personas as one has time and energy to create Judith S Donath 12 Abstract Largescale peertopeer systems face security t Abbey. 1. Downton. Abbey is a fictional story set in England about an aristocratic English family and the servants who live and work in their home.. 2. The time period in which the story takes place is 1912 to 1919. They call this time in English history . Sybil Attacks Against Large DHTs. Scott. . Wolchok. 1 . . Owen S.. . Hofmann. 2. . Nadia Heninger. 3 . Edward W. Felten. 3 . J. Alex Halderman. 1. . Christopher J. Rossbach. 2. . Brent Waters. Written By:. Scott Wolchok. 1 . Owen S. Hofmann. 2. . Nadia Heninger. 3 . Edward W. Felten. 3 . J. Alex Halderman. 1. . Christopher J. Rossbach. 2. Brent Waters. 2 . Emmett . Witchel. Birling. Character Study. Sybil. The Roman / Greek prophetess….. Who can’t see. Key points about character. Even more hard-faced and arrogant than her husband.. Introduced as her husband's . ‘social superior’. By John R. Douceur. Presented by Samuel Petreski. March 31, 2009. Terminology. Background. Motivation for Sybil Attack. Formal Model. Lemmas. Conclusion. Resources. Outline. Entity. An entity is . a collection . Gang Wang, . Bolun Wang. , . Tianyi. Wang, Ana . Nika. , . Haitao Zheng, Ben Y. Zhao. UC Santa Barbara. bolunwang@cs.ucsb.edu. Mobile = Life. Mobile phones for content, payment, authentication. Mobile devices are . Ken Birman. Cornell University. . CS5410 . Fall 2008. . Background for today. Consider a system like Astrolabe. Node p announces:. I’ve computed the aggregates for the set of leaf nodes to which I belong. Gang Wang, . Bolun Wang. , . Tianyi. Wang, Ana . Nika. , . Haitao Zheng, Ben Y. Zhao. UC Santa Barbara. bolunwang@cs.ucsb.edu. Mobile = Life. Mobile phones for content, payment, authentication. Mobile devices are . . Zhiqi Zhang , Baochen Lu , Peng . L. iao , Chaoge Liu , Xiang Cui . - . Computer . Science and Automation Engineering (CSAE), 2011 IEEE . International Conference . Speaker : Yi-Ting Tsai. Date : 102.11.7. Match each character to their first name. … (6). Mr Birling (senior). Mrs Birling. Miss Birling. Mr Birling (junior). Mr Croft. Ms Smith. Gerald. Sybil. Eva. Arthur. Sheila. Eric. Match each character to their first name…. Sybil Attacks Against Large DHTs. Scott. . Wolchok. 1 . . Owen S.. . Hofmann. 2. . Nadia Heninger. 3 . Edward W. Felten. 3 . J. Alex Halderman. 1. . Christopher J. Rossbach. 2. . Brent Waters. Gang Wang, . Bolun Wang. , . Tianyi. Wang, Ana . Nika. , . Haitao Zheng, Ben Y. Zhao. UC Santa Barbara. bolunwang@cs.ucsb.edu. Mobile = Life. Mobile phones for content, payment, authentication. Mobile devices are . 26underwhichamalicioususercancreatemultiplefakeOSNaccountsTheproblemIthasbeenreportedthat15millionfakeorcompromisedFacebookaccountswereonsaleduringFebruary20107FakeSybilOSNaccountscanbeusedforvariousp

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