CV
Education
- 2019 - 2024 Ph.D. (direct track) in Computer Science, Hebrew University. Advisor: Prof. Aviv Zohar
- 2016 - 2018 MS.c. in Computer Science, Hebrew University. Advisor: Prof. Aviv Zohar
🏆 Received the rector prize for ranking first in MS.c. class - 2013 - 2016 BS.c. in Computer Science, Hebrew University
Research Experience
- 2024 - 2024 Postdoctoral Associate. Yale University. Hosts: Profs. Fan Zhang, Ben Fisch, Charalampos Papamanthou, Zhong Shao
- 2023 - 2024 Visiting Researcher. University of Innsbruck, Austria. Host: Prof. Rainer Böhme
- 2023 - 2024 Research Consultant. Matter Labs. Host: Prof. Benjamin Livshits
- 2023 - 2023 Research Associate. Matter Labs. Host: Prof. Benjamin Livshits
Papers
Proceedings
- FC'25 Proophi: A ZKP Market Mechanism
Authors: Wenhao Wang, Lulu Zhou, Aviv Yaish, Fan Zhang, Ben Fisch, Benjamin Livshits
In: Proceedings of Financial Cryptography and Data Security 2025 (FC'25) Acceptance rate: 15% USENIXSEC'24 Speculative Denial-of-Service Attacks in Ethereum
Authors: Aviv Yaish, Kaihua Qin, Liyi Zhou, Aviv Zohar, Arthur Gervais
In: Proceedings of the 33rd USENIX Security Symposium (USENIXSEC'24) A*
🏆 Awarded a Flashbots bounty
🏆 Awarded an Ethereum Foundation bounty
🏆 Ranked 63rd in MLSEC's Normalized Top-100 Security Papers list
đź“° Covered by BlockworksEC'24 Barriers to Collusion-resistant Transaction Fee Mechanisms
Authors: Yotam Gafni, Aviv Yaish
In: Proceedings of the 25th ACM Conference on Economics and Computation (EC'24) A*- MARBLE'24 Discrete & Bayesian Transaction Fee Mechanisms
Authors: Yotam Gafni, Aviv Yaish
In: Proceedings of the 5th International Conference on Mathematical Research for Blockchain Economy (MARBLE'24) - WWW'24 Blockchain Censorship
Authors: Toni Wahrstatter, Jens Ernstberger, Aviv Yaish, Liyi Zhou, Kaihua Qin, Taro Tsuchiya, Sebastian Steinhorst, Nicholas Cristin, Davor Svetinovic, Mikolaj Barczentewicz, Arthur Gervais
In: Proceedings of the ACM on Web Conference 2024 (WWW'24) A* - WWW'24 Incentives in the Ether: Practical Cryptocurrency Economics & Security
Authors: Aviv Yaish
In: Companion Proceedings of the ACM on Web Conference 2024 (WWW'24) CCS'23 Uncle Maker: (Time)Stamping Out The Competition
Authors: Aviv Yaish, Gilad Stern, Aviv Zohar
In: Proceedings of the 30th ACM Conference on Computer and Communications Security (CCS'23) A*
🏆 Received the ACM CCS 2023 Distinguished Paper award
đź“° Covered by International Business Times, CryptoSlate, Cointelegraph- DeFi@CCS'23 The Vulnerable Nature of Decentralized Governance in DeFi
Authors: Maya Dotan, Aviv Yaish, Hsin-Chu Yin, Eytan Tsytkin, Aviv Zohar
In: Proceedings of the 2023 Workshop on Decentralized Finance and Security (DeFi@CCS'23) - AFT'23 Correct Cryptocurrency ASIC Pricing: Are Miners Overpaying?
Authors: Aviv Yaish, Aviv Zohar
In: Proceedings of the 5th Conference on Advances in Financial Technologies (AFT'23) EC'22 Blockchain Stretching & Squeezing: Manipulating Time For Your Best Interest
Authors: Aviv Yaish, Saar Tochner, Aviv Zohar
In: Proceedings of the 23rd ACM Conference on Economics and Computation (EC'22) A*
🏆 Awarded an Ethereum Foundation bounty
Conference PapersSBC'24 Suboptimality in DeFi
Authors: Aviv Yaish, Maya Dotan, Kaihua Qin, Aviv Zohar, Arthur Gervais
In: The Science of Blockchain Conference 2024 (SBC'24) Acceptance rate: 14%
🏆 Received the 4th Annual Crypto and Blockchain Economics Research (CBER) Conference's best paper award- IGTC'23 Greedy Transaction Fee Mechanisms for (Non-)myopic Miners
Authors: Yotam Gafni, Aviv Yaish
In: The 12th Annual Conference of the Israeli Chapter of the Game Theory Society (IGTC'23)
Preprints - 2024 Scheduling With Time Discounts
Authors: Yotam Gafni, Aviv Yaish - 2024 Strategic Vote Timing in Elections With Public Tallies
Authors: Aviv Yaish, Svetlana Abramova, Rainer Böhme - 2024 TierDrop: Harnessing Airdrop Farmers for User Growth
Authors: Aviv Yaish, Benjamin Livshits - 2023 Airdrops: Giving Money Away is Harder than it Seems
Authors: Johnnatan Messias*, Aviv Yaish*, Benjamin Livshits (*: equal contribution)
Dissertations- 2025 Intelligent Economic Agents, Cryptocurrencies & Distributed Ledgers (Ph.D. Thesis)
Authors: Aviv Yaish - 2025 Intelligent Economic Agents, Cryptocurrencies & Distributed Ledgers (Ph.D. Thesis)
Grants
- 2023 Ethereum Foundation Grant. Title: DoS implications of censorship (PI, 72K USD)
- 2023 Ethereum Foundation Grant. Title: Quantitative Analysis of Censorship (Co-I, 25K USD)
Honors & Awards
- 2024 Selected for the last stage of the CSAW'24 Applied Research Competition (ARC)
- 2024 The 4th Annual CBER Conference's best paper award
- 2024 ACM EC24 student travel funding
- 2023 Named one of the CBER Forum’s top PhD Graduates of 23-24
- 2023 ACM CCS23 distinguished paper award
- 2023 Flashbots company’s bounty
- 2023 Ethereum Foundation’s bounty
- 2023 Austria-Israel Academic Network Innsbruck (AIANI) fellowship
- 2023 AFT23 student travel funding
- 2023 ACM EC23 student travel funding
- 2023 ACM CCS23 travel grant
- 2023 ACM CCS23 iMentor workshop travel funding
- 2023 The Hebrew University’s Diversity Unit’s September travel grant for outstanding PhDs
- 2023 The Hebrew University’s Diversity Unit’s March travel grant for outstanding PhDs
- 2023 Devconnect academic travel grant (awarded, did not collect)
- 2022 Vaad Edat Hasfaradim’s scholarship
- 2022 The Hebrew University’s Authority for Research Students’ travel grant
- 2021 The Hebrew University’s award for excellence in teaching
- 2021 Ethereum Foundation bounty (awarded, did not collect)
- 2020 Ranked 9th out of 111 teaching staff in The Hebrew University’s CS school
- 2019 Zcash Foundation’s Zcon1 travel scholarship
- 2018 Merit-based Ze’ev Jabotinsky 4-year fellowship for direct-to-PhD students (460K NIS)
- 2018 The Hebrew University’s Dean prize
- 2018 The Hebrew University’s Rector prize, for ranking first in MS.c. class
- 2016 First place at the Hebrew University’s Machine Learning hackathon
- 2013 The Hebrew University’s Amirim Science excellence scholarship
- 2007 Ranked in the 99th percentile in Israel’s SAT equivalent (psychometric exam)
Teaching
- 2017 - 2024 Lecturer. System Introduction (67100), Hebrew University
Sole lecturer and creator of a MOOC on the commandline of UNIX-esque operating systems, taught 850 students/year.
- 2017 - 2023 Lecturer. From NAND to Tetris (67925/6), Hebrew University
Sole lecturer for a course on building a computer from the ground up, managed 7 TAs and taught +500 students/year.
- 🏆 2021 Award for excellence in teaching from the Hebrew University's CS school
- 🏆 2020 Ranked 9th out of 111 teaching staff at the Hebrew University's CS school
- 2020 Teaching Assistant. Introduction to Cryptocurrencies (67513), Hebrew University
Co-created and co-taught with Prof. Aviv Zohar a graduate course on cryptocurrencies, mentored 25 student projects.
Undergraduate Project Supervision
- 2024 - 2024 Joel van der Boom. Hebrew University. Title: Data-Driven Analysis of Blockchain Governance
- 2022 - 2023 Nimrod Rak. Hebrew University. Title: Simulating Cryptocurrency Networks Using Real Clients
- 2022 - 2022 Eytan Tsytkin. Hebrew University. Title: PanoptiToken: De-Anonymization of Cryptocurrency Users
- 2021 - 2022 Imri Paran. Hebrew University. Title: An Exploration of Bitcoin’s Attack Surface
Academic Service
- 2025 Organizer. CBER 5th Annual Conference
- 2025 Program committee. ACM EC, CAAW@FC, ACM WWW, TLDR
- 2024 Organizer. CBER CtCe
- 2024 Organizer. ACM EC'24 Tutorial on Transaction Fee Mechanism Design
- 2024 Journal referee. ACM TEAC, INFORMS MOR, INFORMS Management Science
- 2024 Program committee. ACM EC, ACM WWW, AFT, MARBLE, ACM DeFi@CCS, FC
- 2023 Program committee. ACM DeFi@CCS
- 2023 Reviewer. ACM CCS, ACM EC, ACM WWW, ACM-SIAM SODA, FC, FC DeFi, WEIS
- 2022 Reviewer. ACM WWW, ACM-SIAM SODA, IEEE S&P
- 2020 Reviewer. ACM AFT
Talks
CrudiTEE: A Stick-and-Carrot Approach to Building Trustworthy Cryptocurrency Wallets with TEEs
- 2024 The 6th Conference on Advances in Financial Technologies (AFT'24)
TierDrop: Harnessing Airdrop Farmers for User Growth
Barriers to Collusion-resistant Transaction Fee Mechanisms
- 2024 Invited. Yale's Applied Cryptography Laboratory
- 2024 Invited. The 2024 INFORMS Annual Meeting (INFORMS'24)
- 2024 Invited. Decentralised Science (DeSci) Seminar at the University of Sydney
Discrete & Bayesian Transaction Fee Mechanisms
- 2024 Invited. Yale's Applied Cryptography Laboratory
- 2024 Invited. Decentralised Science (DeSci) Seminar at the University of Sydney
- 2024 The 5th International Conference on Mathematical Research for Blockchain Economy (MARBLE'24)
Incentives in the Ether: Practical Cryptocurrency Economics & Security
- 2024 The ACM on Web Conference (WWW'24)
- 2024 The ACM on Web Conference Promo (WWW'24)
- 2024 The Hebrew University's Distributed Algorithms, Networking and Security seminar
Speculative Denial-of-Service Attacks in Ethereum
- 2024 The 21st Annual Cybersecurity Games & Conference Applied Research Competition (CSAW ARC'24)
- 2024 The 33rd USENIX Security Symposium (USENIXSEC'24)
- 2023 Invited. Yale University’s CS seminar
- 2023 Invited. Syracuse University’s security seminar
- 2023 Invited. The CBER Forum’s PhD Symposium
- 2023 Tokenomics'23 - 5th International Conference on Blockchain Economics, Security and Protocols
Suboptimality in DeFi
- 2024 Science of Blockchain Conference (SBC24)
- 2024 The 4th Annual Crypto and Blockchain Economics Research (CBER) Conference
- 2024 Invited. UCSB-ECON DeFi seminar
- 2023 Invited. Science of Decentralized Financial Stability
- 2022 Invited. Schloss Dagstuhl seminar 22421 Security of DeFi Technologies
Greedy Transaction Fee Mechanisms for (Non-)myopic Miners
- 2023 The 12th Annual Conference of the Israeli Chapter of the Game Theory Society (IGTC'23)
- 2022 The Technion's Industrial Engineering and Management Day (IEM22)
Uncle Maker: (Time)Stamping Out The Competition
- 2024 Invited. The Hebrew University's EconCS seminar
- 2023 The 30th ACM Conference on Computer and Communications Security (CCS'23)
- 2023 Invited. Princeton's Mechanism Design for Cryptocurrencies seminar
- 2023 Invited. Innsbruck University’s Computer Science Department’s seminar
- 2022 Invited. The Hebrew University’s Distributed Algorithms, Networking, and Security seminar
- 2022 The Crypto Economics Security Conference (CESC'22)
- 2022 Invited. The Federmann Cybersecurity Center’s Retreat
Blockchain Stretching & Squeezing: Manipulating Time For Your Best Interest
- 2024 Invited. The Hebrew University's seminar on the Border of Economics and Computation
- 2023 Invited. Innsbruck University’s Security and Privacy lab
- 2022 Invited. Chaincode Labs’ Research seminar
- 2022 The 23rd ACM Conference on Economics and Computation (EC'22)
Correct Cryptocurrency ASIC Pricing: Are Miners Overpaying?
- 2023 The 5th Conference on Advances in Financial Technologies (AFT'23)
- 2022 The Crypto Economics Security Conference (CESC'22)
- 2021 Invited. First Israeli Blockchain Research Day
- 2019 Invited. The Hebrew University's Cryptocurrencies seminar