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Bot nets Danny Y Huang Hitesh Dharmdasani Sarah Meiklejohn Vacha Dave Chris Grier Damon McCoy Stefan Savage Nicholas Weaver Alex C Snoeren Kirill Levchenko 1 Univ of California San Diego. Kroll Ian C Davey and Edward W Felten Princeton University Abstract The Bitcoin digital currency depends for its correctness and stability on a combination of cryptography distributed algorithms and incentive driven behavior We examine Bitcoin as a The case of . Bitcoin. Pooled Mining. Loi. . Luu. , . Ratul. . Saha. , . Inian. . Parameshwaran. , . Prateek. . Saxena. & Aquinas . Hobor. National University of Singapore. Distributed computation. Based on “Bitcoin Tutorial” presentation by. Joseph Bonneau, Princeton University. Bonneau slides marked “JB”. Bitcoin . today . (October . 2. , 2015). Bitcoin is a combination of several things: a currency, a payment system, and a collection of algorithms and software implementations.. David Evans and Samee Zahur. Mining. Why do we need miners?. Conflicting Blocks. Consensus. Majority of hashing power has voted for transactions on longest chain. . It is costly to increase voting power. Barter. Goods *BECOME* Money. Acceptable. Durable. Portable. Scarce. Divisible. Recognizable. Gold Storage -> Paper Receipts. England, 17. th. Century. Safety for travelers. Charles I’s Royal Mint loan (1640). What is Bitcoin?. Digital currency created in 2009. Peer-to-peer technology with no central authority. No physical bitcoins; seen as property by IRS. Price is volatile . Uses blockchain technology. Anonymous. Brian Green. What is Bitcoin?. Online Transactions Require(d) a Third Party Intermediary. Paypal. , MasterCard, etc.. “Double-Spending Problem”. 2008 - . Bitcoin: A Peer-to-Peer Electronic Cash . Jing Li. 1. Big Picture 1: . Price of Bitcoin (Check Trade Volume by Yourself). Big Picture 2: . Google Trend (Revealed Preference). 3. Big Picture 3: . Is It Legal? . Eco201: Demand and Supply. An Easy Problem. Non Centralized, unbacked Mathematical Algorithm that is Digitally exchangeable over a peer to peer network. . What is Bitcoin / Crypto Currency ? . In ENGLISH!. Mathematical code that can be exchanged as money between trusted partners. . THE TO GPU/CRYPTO MINING CONTENTS Page 1 Page 2 Page 4 Page 7 Page 9 Page 11 Page 13 Page 15 Page 16 Page 17 Page 19 Page 20 Introduction Buy your own rig or rent it out? How to build a rig GPU  The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise! The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise! The Benefits of Reading Books,Most people read to read and the benefits of reading are surplus. But what are the benefits of reading. Keep reading to find out how reading will help you and may even add years to your life!.The Benefits of Reading Books,What are the benefits of reading you ask? Down below we have listed some of the most common benefits and ones that you will definitely enjoy along with the new adventures provided by the novel you choose to read.,Exercise the Brain by Reading .When you read, your brain gets a workout. You have to remember the various characters, settings, plots and retain that information throughout the book. Your brain is doing a lot of work and you don’t even realize it. Which makes it the perfect exercise! Brief . Introduction. Name. : Radoslaw Krzeski. Occupation. : Digital Project Manager. Interested. in . Blockchains. as a . tool. for . economic. . efficiency. in . the. media . industry. Bitcoin.