Seminar Distributed Systems Blockchain: From Cryptocurrencies to Smart Contracts. Signe Rüsch
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1 Seminar Distributed Systems Blockchain: From Cryptocurrencies to Smart Contracts Signe Rüsch October 25, 2017
2 Table of Contents Organisational Signe Rüsch Seminar Distributed Systems 2
3 Organisational Course Course held in German/English Language Essay and presentation in either German or English Certificate Requirements Essay (6 pages, double column) Presentation of own topic (25min + discussion) Active participation in discussions Signe Rüsch Seminar Distributed Systems 3
4 Procedure Not a single meeting with all presentations Two presentations each meeting Every Wednesday, starting November 22th, 3pm - 4:30pm The first two students have 4 weeks Signe Rüsch Seminar Distributed Systems 4
5 Procedure Procedure (4 Weeks) Today Topic selection W 1-3 Read the papers or find other work fitting the topic 1 W 1-3 Write essay and create presentation W 2 Presentation dry-run, first draft of essay W 3 Presentation, receiving peer review of essay W 3-4 Incorporate comments W 4 Submission of essay & presentation slides. 1 How to read a paper, Signe Rüsch Seminar Distributed Systems 5
6 Requirements Presentation 25mins talks = approx. 25 slides Pictures text Presentation best-practices Title, author, page numbers on each slide Corporate design TU Braunschweig Structure of presentation (recommendation) Introduction, Motivation Problem Approach Evaluation, Conclusion (one slide summary!) Templates: L A TEX is preferred Signe Rüsch Seminar Distributed Systems 6
7 Requirements Essay 6 pages (ACM Proceedings template) Structural components Introduction & Motivation Problem outline Solutions, approaches tackling the problem Evaluation Conclusion, Discussion of results, Outlook Look at multiple papers and your papers related work! Templates: Signe Rüsch Seminar Distributed Systems 7
8 Table of Contents Organisational Signe Rüsch Seminar Distributed Systems 8
9 What is a blockchain? Like a black board Blocks as messages containing transactions Strict ordering of messages Rule-based read permissions, global write No message modification Signe Rüsch Seminar Distributed Systems 9
10 Topics Overview General Introduction 1. Introduction to Blockchain (BA) 2. Current Blockchains: Bitcoin, Ethereum, and Hyperledger (BA) 3. Architectures of Distributed Ledgers (BA) 4. Smart Contracts (BA) Consensus Protocols: 6. Consensus Protocols: Proof-of-Work (BA/MA) 7. Consensus Protocols: Proof-of-Stake (BA/MA) 8. Consensus Protocols: BFT (1) (BA/MA) 9. Consensus Protocols: BFT (2) (MA) Signe Rüsch Seminar Distributed Systems 10
11 Topics Overview (2) Issues in Blockchains 10. Scalability of Blockchains (MA) 11. Anonymity in Cryptocurrencies (MA) 15. Social and Economic Impact (BA) Security in Blockchains 5. The DAO (BA) 12. Attacks on Blockchains (Nico) (BA/MA) 13. Networking and Network Attacks (Nico) (BA/MA) 14. Trusted Execution on Blockchain (Nico) (MA) Signe Rüsch Seminar Distributed Systems 11
12 Topics Overview (2) Issues in Blockchains 10. Scalability of Blockchains (MA) 11. Anonymity in Cryptocurrencies (MA) 15. Social and Economic Impact (BA) Security in Blockchains 5. The DAO (BA) 12. Attacks on Blockchains (Nico) (BA/MA) 13. Networking and Network Attacks (Nico) (BA/MA) 14. Trusted Execution on Blockchain (Nico) (MA) Topic Assignment Signe Rüsch Seminar Distributed Systems 11
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