PPT-Securing Anonymous Communication Channels under the Selective

DoS Attack Anupam Das Nikita Borisov University of Illinois at UrbanaChampaign UIUC FC 2013 442013 1 442013 2 Outline Anonymous Communication Tor Selective DoS. Stochastic processes Probability theory random processes power spectral dens ity Gaussian process Modulation and encoding Basic modulation techniques and binary data transmission AM FM Pulse Modulation PCM DPCM Delta Modulation Information theory In Ravi . Sandhu. COVERT CHANNELS. A covert channel is a communication channel based on the use of system resources not normally intended for communication between the subjects (processes) in the system. Claudio Marforio. 1. , . Hubert Ritzdorf. 1. , . Aurélien. . Francillon. 2. , . Srdjan. . Capkun. 1. 1. Institute . of Information Security, ETH . Zurich. 2. Networking . and Security Group, . Eurecom. 1. Chapter 1. Effective and Ethical Communication at Work. Why You Need to Build Career Skills. Necessary for hiring . A top skill set sought by employers. Critical for promotion . Essential for effective job performance. Paid media: Will it . have the . resonance and influence you need to best advance your goal?. Owned media: The price tag might be more appealing, but will these channels help you reach the decision makers you’ve identified as your key audience?. . Oerbeck. , . Katharina . Manassis. , . Kristin . Romvig. Overgaard . & Hanne . Kristenses. AND. ADOLESCENTS. ANXIETY . DISORDERS. SELECTIVE MUTISM. Adapted by Julie Chilton. Chapter F.5 . Companion . Paid media: Will it . have the . resonance and influence you need to best advance your goal?. Owned media: The price tag might be more appealing, but will these channels help you reach the decision makers you’ve identified as your key audience?. COS 518: . Advanced Computer Systems. Lecture . 19. Michael . Freedman. Slides based heavily on Christo Wilson’s CS4700/5700 at Northeastern. Definition. Hiding . identities. . of . parties . involved . There are many existing anonymous communication solutions each having advantages and disadvantages and most importantly – their own user base.. The goal of this project is to create an infrastructure which these various solutions can be combined via a generic anonymous network protocol..  . Types of communication channels. Interpersonal channels,. . such as face-to-face communication, home visits. , . group discussions, and . counseling, are . generally best for giving credibility to messages, providing information, and teaching complex skills that need two-way communications between the individual and the health workers. Edited by Christine Cross and Ronan Carbery. Learning Outcomes. Understand the importance of communication in the workplace. Describe the process of communication, both verbal and non-verbal . Identify the different communication channels and barriers to effective communication. Adrian Crenshaw. About Adrian. Since . I have . a . name, I’m not . Anonymous . . I run Irongeek.com. I have an interest in InfoSec education. I don’t know everything - I’m just a geek with time on my hands. https//agpurdueedu/oap/Pages/majoraspxCreditsCourse numberCourse TitlePrerequisitesCreditsCourse numberCourse TitlePrerequisitesFall 1st YearSpring 1st Year05AGR 10100Introduction to the College of Ag Manassis. , . Kristin . Romvig. Overgaard . & Hanne . Kristenses. AND. ADOLESCENTS. ANXIETY DISORDERS. SELECTIVE MUTISM. Adapted by Julie Chilton. Chapter F.5 . Companion PowerPoint Presentation.