Workshops

Fall 2019

Large-Scale Consensus and Blockchains

Oct 22, 2019 to Oct 25, 2019

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Tuesday, October 22nd, 2019
9:00 am–9:20 am		Coffee and Check-In
9:20 am–9:30 am		Welcome Remarks
9:30 am–10:30 am		PBFT and Blockchains Barbara Liskov (MIT)
10:30 am–11:00 am		Break
11:00 am–12:00 pm		Consensus with Asymmetric Trust Christian Cachin (University of Bern)
12:00 pm–2:00 pm		Lunch
2:00 pm–3:00 pm		Correctness Conditions for Cross-Chain Deals Maurice Herlihy (Brown University)
3:00 pm–3:30 pm		Break
3:30 pm–4:30 pm		From Theory to Practice - Threshold Cryptography Tal Rabin (Algorand Foundation)
4:30 pm–5:30 pm		Reception

Wednesday, October 23rd, 2019
9:00 am–9:30 am		Coffee and Check-In
9:30 am–10:15 am		On Analyzing Blockchain Consistency Rajmohan Rajaraman (Northeastern University)
10:15 am–11:00 am		Scaling Bitcoin to Physical Limits David Tse (Stanford University)
11:00 am–11:30 am		Break
11:30 am–12:00 pm		Winkle: Foiling Long Range Attacks in Proof-of-Stake Blockchains Sarah Azouvi (UCL)
12:00 pm–12:30 pm		Replay Attacks and Defenses Against Cross-shard Consensus in Sharded Distributed Ledgers Alberto Sonnino (Facebook/Calibra)
12:30 pm–2:00 pm		Lunch
2:00 pm–2:30 pm		Analysis of Nakamoto Consensus Ling Ren (UIUC)
2:30 pm–3:00 pm		Flexible Byzantine Fault Tolerance Kartik Nayak (Duke University)
3:00 pm–3:30 pm		Algorand: A Secure, Scalable and Decentralized Blockchain Jing Chen (Stony Brook University and Algorand Inc.)
3:30 pm–4:00 pm		Break
4:00 pm–4:30 pm		Asynchronous Distributed Key Generation Kokoris Eleftherios (EPFL)
4:30 pm–5:00 pm		CHURP: Dynamic-Committee Proactive Secret Sharing Lun Wang (UC Berkeley)

Thursday, October 24th, 2019
9:00 am–9:30 am		Coffee and Check-In
9:30 am–10:15 am		From Byzantine Generals to Global Harmony, Modularly Ran Canetti (Boston University & Tel Aviv University)
10:15 am–11:00 am		Consensus Through Herding Rafael Pass (Cornell University)
11:00 am–11:30 am		Break
11:30 am–12:00 pm		Consensus with Adaptive Adversaries in the Synchronous and Partially Synchronous Models: Binary Byzantine Agreement and Block Consensus Quanquan Liu (MIT)
12:00 pm–12:30 pm		Strengthening Reliable Decentralized Systems at Interchain Josef Widder (Tendermint/Interchain)
12:30 pm–2:00 pm		Lunch
2:00 pm–2:30 pm		BFTree — Scaling HotStuff to Millions of Validators Marek Olszewski (Celo)
2:30 pm–3:00 pm		Building Probabilistic BFT Protocols Through Subsampled Voting Kevin Sekniqi (Cornell University)
3:00 pm–3:30 pm		LibraBFTv2: Optimistically-linear BFT Consensus with Concrete Latency Bounds Mathieu Baudet (Facebook/Calibra)
3:30 pm–4:00 pm		Break
4:00 pm–4:30 pm		SybilQuorum:Bootstrapping Sybil Resistant Quorum Systems from "Trust" Networks George Danezis (UCL and Facebook/Calibra)
4:30 pm–5:00 pm		Concurrency and Privacy Challenges for Multi-hop HTLCs Srivatsan Ravi (USC)

Friday, October 25th, 2019
9:00 am–9:30 am		Coffee and Check-In
9:30 am–10:30 am		Incentive-Compatibility in Blockchains and Mining Pools Tim Roughgarden (Columbia University)
10:30 am–11:00 am		Break
11:00 am–11:45 am		Trusted Execution Environments Meet the Blockchain Ittay Eyal (Technion)
11:45 am–12:30 pm		Decentralized Mining in Centralized Pools Zhiguo He (University of Chicago)
12:30 pm–2:00 pm		Lunch
2:00 pm–3:00 pm		The BItcoin Payment System as a Two-Sided Market Jacob Leshno (University of Chicago)
3:00 pm–3:30 pm		Break
3:30 pm–4:15 pm		An Overview of Mechanism Design Challenges for Cryptocurrencies Matt Weinberg (Princeton University)