DeFi Privacy 研究者一覧

DeFiプライバシーを形作る11人の主要研究者:ダークプール、MPC、ZK、DP、コンプライアンス、MEVプライバシー。任意のカードをクリックして完全なプロフィールを展開します。

11人の研究者 7つの研究学派 ★ 2つの本番実績 2017–2025

カードをクリックして詳細プロフィールを展開します。学派の色: Cornell IC3 · JPM AI 研究 · Bristol/KU Leuven · Edinburgh/IOG · Stanford/NYU · Gauntlet · Ethereum Foundation

AP
Antigoni Polychroniadou
JPM AI 研究 · シニア 研究 アソシエイト
JPMライン・MPC→DP本番
JPM AI 研究 実証的 ★ 本番実績
pp-dark-pools-2020 prime-match-2023 atlas-x-2024
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研究 Line
JPM Line (5 papers 2020–2024). Led MPC from academic → production (Prime Match 2021+) → DP production (Atlas-X, 2 years, 3 regions).
主要論文
pp-dark-pools-2020 · secret-match-2020 · priority-queue-darkpool-2023 · prime-match-2023 (USENIX 2023) · atlas-x-2024 (AAMAS 2024)
コラボレーション
Cartlidge (Bristol/KU Leuven, kicking-the-bucket) · Balch (JPM co-PI) · Bünz (Atlas-X)
研究 Style
実証的 + Deployment (B+E). Academic rigor + production engineering. Abandoned FHE (slow), CDA (too complex), price discovery → launched Prime Match.
"The first to prove that MPC in production finance is viable, then immediately did it again with DP."
主要な洞察
"Practical realization means deciding what to give up" — selective simplification is the core skill in production MPC.
VB
Vitalik Buterin
Ethereum Foundation · 共同設立者
Privacy Pools / Association Set line
Ethereum Foundation Conceptual
privacy-pools-2023 0xbow-2025
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Unique Contribution
Framing the privacy-vs-compliance debate as: "Can we prove innocence without revealing identity?" Privacy Pools answer: yes, via association sets.
Key Paper
"Blockchain Privacy and Regulatory Compliance: Towards a Practical Equilibrium" (Buterin et al., SSRN 2023). Co-authors: Fabian, Klagges-Mundt, Moosavi, Wust, Seth.
Context
Tornado Cash OFAC sanctions (Aug 2022) → Privacy Pools as compliant alternative. Connected to 0xbow implementation (2025) and Kohaku wallet initiative.
研究 Style
コンセプト+ポリシー+実装ブリッジ。研究者、エンジニア、規制当局に同時に執筆。
"The association set is a social consensus object, not just a cryptographic one."
JC
John Cartlidge
University of Bristol · Computer Science
Bristol / KU Leuven line (4 papers 2019–2022)
Bristol/KU Leuven Prototype
mpc-dark-side-2019 turquoise-plato-2020 kicking-the-bucket-2022
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Unique Contribution
Market microstructure expertise → brought realistic trading scenarios (Turquoise Plato Uncross = real European dark pool) to MPC research. Finance side of Bristol-KU Leuven partnership.
主要論文
mpc-dark-side-2019 (AsiaCCS) · turquoise-plato-2020 · kicking-the-bucket-2022 · all-for-one-2022
コラボレーション
Smart (KU Leuven, crypto side) · Talibi Alaoui (KU Leuven) · Polychroniadou (JPM, convergence)
Background
Financial markets, market microstructure, algorithmic trading. Brings real exchange specifications (Turquoise Plato) to MPC protocol design.
Domain expertise as a forcing function: Turquoise Plato's exact matching rules forced MPC to handle real-world priority queues.
AJ
Ari Juels
Cornell Tech / IC3 · Chainlink Labs Chief Scientist
TEE × blockchain line
Cornell IC3 Prototype
tesseract-CCS2019 solidus-CCS2017 candid-SP2021
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Unique Contribution
First to systematically apply TEE (Intel SGX) to blockchain privacy: Town Crier (oracle), Teechain, Tesseract (TEE exchange + dark pool), Ekiden. Invented "Client Puzzles" (PoW predecessor) at RSA Labs.
主要論文
Tesseract-CCS2019 · CanDID-SP2021 · Solidus-CCS2017 · Flash Boys 2.0-2020 (advising)
Key 学生s / Collaborators
Phil Daian (doctoral student → Flashbots) · Steven Goldfeder (Privacy Pools) · Lorenz Breidenbach (Chainlink)
Institutional Influence
Cornell → Flashbots → Chainlink → Aztec ecosystem. IC3 as incubator for applied blockchain privacy.
Limitation
TEE side-channels (SGX vulnerabilities). Pure-crypto camp criticizes the hardware trust assumption.
PD
Phil Daian
Flashbots · 共同設立者 & 研究 リード
MEV / Mempool line
Cornell IC3 実証的
flash-boys-2.0-SP2020
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Unique Contribution
Problem invention. Flash Boys 2.0 (S&P 2020) unified scattered observations of frontrunning / sandwich / arbitrage into the single MEV concept with PGA (Priority Gas Auction) empirical analysis. MEV is now basic blockchain vocabulary.
Impact
Flashbots processes 90%+ of Ethereum validator stake. MEV-Boost democratized MEV extraction but created builder centralization as a side effect.
指導教官
Ari JuelsPhil Daian (doctoral advisor → student)
研究 Style
B + C: real mempool data analysis + DEX attack PoC. Cornell (problem definition) → Flashbots (infrastructure building).
Limitation
Flash Boys 2.0 defines the problem but doesn't solve it. MEV-Boost democratized MEV but created builder centralization.
NS
Nigel Smart
KU Leuven / Zama · Chief Academic Officer
MPC foundations + Bristol line (crypto side)
Bristol/KU Leuven Theory + Library
SPDZ-CRYPTO2012 MP-SPDZ collab-zk-snarks-2022
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Unique Contribution
Takes MPC from theory → library → product. SPDZ (CRYPTO 2012): foundational active MPC protocol. MP-SPDZ: de facto MPC research framework used by virtually all dark pool MPC papers.
Three-Track Career
Academic (KU Leuven COSIC) · Commercial (Zama / Unbound Tech → acquired by Coinbase) · Open-source (SCALE-MAMBA → MP-SPDZ).
コラボレーション
Cartlidge (Bristol line, market side) · Talibi Alaoui · Polychroniadou (convergence)
ZK Connection
Collaborative ZK-SNARKs (2022): Renegade's core primitive (colzkSNARK) connects directly to Smart's KU Leuven work.
MP-SPDZ as infrastructure: when a new dark pool paper appears, the first question is "which MP-SPDZ backend did they use?"
MK
Markulf Kohlweiss
University of Edinburgh · Reader
PPB / Anonymous credentials line
Edinburgh/IOG Theory (UC)
KACHINA-CSF2021 PPB-Eurocrypt2023 PEReDi-CCS2022
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Unique Contribution
UC formal model for smart contract privacy (KACHINA = Hawk's formal successor). PPB = "selective disclosure with threshold escrow" as a design language. "Blueprint = a structured permission to open under specific conditions."
主要論文
KACHINA-CSF2021 · PEReDi-CCS2022 · PPB-Eurocrypt2023 · Updatable-PPB-Asiacrypt2024
Role as Horizontal Connector
Bridges Kiayias's regulated CBDC line with Camenisch/IBM anonymous credentials school. Edinburgh partner for both IOG protocol design and compliance crypto.
研究 Style
F + A (theory + formal only). UC simulation-based proofs. No prototypes — theoretical foundations for Edinburgh's applied work.
AK
Aggelos Kiayias
Edinburgh / IOG · Chair in Cybersecurity
CBDC Line: PEReDi → PARScoin → DART → SyRA
Edinburgh/IOG Theory
PEReDi-CCS2022 PARScoin-2023 DART-2025
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Unique Contribution
Created the template for regulated CBDC with threshold issuance committee. Standard reference for ECB/BoE CBDC discussions. Cardano/IOG as pathway for theory → implementation.
Kiayias Line Structure
Coconut (base primitive) → PEReDi (regulated CBDC) → PARScoin (regulated stablecoin) → DART (tokenized assets) → SyRA (sybil-resistant identity)
Three DeFi Compliance Schools
Polychroniadou (institutional privacy) · Buterin (permissionless) · Kiayias (CBDC/regulated)
Limitation
All permissioned models assume central bank as trustworthy. Permissionless DeFi bridge remains conceptual — the gap has not been closed.
BB
Benedikt Bünz
NYU · Assistant プロフェッサー (ex-Stanford Boneh lab)
ZK foundations → DeFi applications
Stanford/NYU Theory + ZK
bulletproofs-SP2018 zether-FC2020 atlas-x-2024
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Unique Contribution
Bulletproofs = short range proofs for confidential transactions. Adopted by Monero, Mimblewimble, Grin. Zether = Ethereum account-based privacy currency (parallel to UTXO Zerocash).
Recursive SNARKs
Nova / SuperNova / HyperNova: folding scheme used in zkVM and privacy rollups. Bridge from foundational ZK → DeFi infrastructure.
Bridge Role
Foundational crypto (Stanford/Boneh lab) ↔ DeFi privacy (Atlas-X). Atlas-X co-authored with Polychroniadou: ZK + DP hybrid dark pool.
コラボレーション
Polychroniadou (Atlas-X) · Boneh (Stanford supervisor)
TC
Tarun Chitra
Gauntlet Networks · 設立者 & CEO
DeFi economic theory → privacy
Gauntlet Theory (Math)
DP-CFMM-FC2022
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Unique Contribution
First economist to formally treat AMM privacy using Differential Privacy. Novel observation: "LP strategy leaks through price curve." Philosophy: "Hide noisy aggregate, not individual."
Gauntlet's Position
De facto DeFi risk simulation vendor. MakerDAO, Compound, Aave use Gauntlet for parameter calibration. ABIDES-adjacent simulation expertise.
研究 Style
F (theory). Math-driven, no prototypes. DP-CFMM preceded and influenced Correlated-Output DP and Atlas-X DP papers — an upstream influence.
Co-authors
Angeris · Evans (DP-CFMM 2022)
TB
Tucker Balch
JPM AI 研究 · Managing ディレクター
JPM Line — simulation backbone (ABIDES)
JPM AI 研究 Simulation ★ 本番実績
pp-dark-pools-2020 atlas-x-2024 ABIDES
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Key Contribution
ABIDES (Agent-Based Interactive Discrete Event Simulation) — the market simulation framework used in ALL JPM dark pool papers. Cited by external dark pool research as a standard benchmark.
Cross-Boundary Role
MD authority (organizational decision-maker) + academic publisher = rare career. Enables JPM papers to move from research to production with institutional backing.
コラボレーション
Polychroniadou (JPM co-PI, all JPM papers)
Limitation
Simulation expertise, not cryptography — depends on Polychroniadou for all crypto components. ABIDES is the scaffold; the building is MPC/DP.

SVG関係図。太い線 = 指導教官-学生。破線 = 影響関係。実線 = 共著/協働。ノードの色は学派コーディングに従います。

Cornell IC3 JPM AI 研究 Bristol / KU Leuven Edinburgh / IOG Stanford / NYU Gauntlet Ethereum Foundation advisor → student ↔ co-authors (Bristol line) kicking-the-bucket JPM co-PIs ↔ Atlas-X co-authors PEReDi ↔ DP-CFMM → Atlas-X Flash Boys 2.0 AJ Juels Cornell/IC3 PD Daian Flashbots JC Cartlidge Bristol NS Smart KU Leuven AP Polychroniadou JPM ★ TB Balch JPM ★ AK Kiayias Edinburgh MK Kohlweiss Edinburgh VB Buterin EF BB Bünz NYU TC Chitra Gauntlet Legend 指導教官 → 学生 (bold) Influenced-by (dashed) Co-authors / Collaborated

7つの研究学派。学派の色はすべてのビュー間で統一されています。

Cornell IC3

2 members

Pioneered TEE-based blockchain privacy and MEV/mempool analysis. Institutional origin of Flashbots and Chainlink's research culture.

AJ
Ari Juels
Cornell Tech / IC3 Co-ディレクター · Chainlink Labs Chief Scientist
TEE × blockchain · Tesseract · Solidus · CanDID
PD
Phil Daian
Flashbots 共同設立者 · Cornell IC3 alumnus
MEV / Mempool · Flash Boys 2.0 · PGA analysis

JPM AI 研究

2 members ★ 本番実績

Only school with confirmed production deployments. Prime Match (2021) and Atlas-X (2022–2024) are the only MPC/DP dark pools in live trading.

AP
Antigoni Polychroniadou ★
シニア 研究 アソシエイト · JPM AI 研究
MPC → DP production · Prime Match · Atlas-X
TB
Tucker Balch ★
Managing ディレクター · JPM AI 研究 / Georgia Tech
ABIDES simulation · Organizational decision-maker

Bristol / KU Leuven

2 members

Finance side (Cartlidge) + crypto side (Smart) collaborate across Bristol-KU Leuven boundary. MP-SPDZ is the infrastructure layer used by most dark pool MPC papers globally.

JC
John Cartlidge
University of Bristol · Computer Science
Market microstructure · Turquoise Plato · kicking-the-bucket
NS
Nigel Smart
KU Leuven COSIC · Zama Chief Academic Officer
SPDZ · MP-SPDZ · collab-ZK-SNARKs · Unbound→Coinbase

Edinburgh / IOG

2 members

Cardano/IOG academic arm. Created the template for regulated CBDC with threshold issuance and the PPB design language for compliance.

AK
Aggelos Kiayias
Edinburgh Chair in Cybersecurity · IOG Chief Scientist
CBDC line: PEReDi → PARScoin → DART → SyRA
MK
Markulf Kohlweiss
Edinburgh Reader · IOG collaborator
KACHINA · PPB · UC formal model for compliance

Stanford / NYU

1 member
BB
Benedikt Bünz
NYU Assistant プロフェッサー · ex-Stanford Boneh lab
Bulletproofs · Zether · Nova/HyperNova · Atlas-X

Gauntlet Networks

1 member
TC
Tarun Chitra
Gauntlet Networks 設立者 & CEO
DP-CFMM · AMM economic theory · LP privacy

Ethereum Foundation

1 member
VB
Vitalik Buterin
Ethereum Foundation 共同設立者
Privacy Pools · Association sets · Compliance framing

Grouped by primary research methodology (following the typology in research-methodology-typology.md). 研究ers may span multiple styles.

F — Theory / Formal

Theorem-proof style. UC simulation-based security. No implementation required; the goal is impossibility results and security definitions.

MK
Kohlweiss (Edinburgh)
AK
Kiayias (Edinburgh)
TC
Chitra (Gauntlet)
BB
Bünz (NYU) — ZK theory
B — 実証的 / Measurement

Real on-chain data, mempool traces, live exchange order books. Results are datasets and statistical analysis, not proofs.

PD
Daian (Flashbots) — mempool data
AP
Polychroniadou (JPM) — production data
C — Prototype / Implementation

Working prototypes with performance benchmarks. The question is: does this work in practice at acceptable speed?

JC
Cartlidge (Bristol)
NS
Smart (KU Leuven) — MP-SPDZ
AJ
Juels (Cornell) — TEE prototype
D — Simulation

Agent-based simulation of market dynamics. ABIDES as the primary vehicle — synthetic but calibrated to real exchange behavior.

TB
Balch (JPM) — ABIDES architect
E — Deployment / Production

Live system in production. The rarest category — requires crossing the academic-industry boundary with institutional backing.

AP
Polychroniadou ★ — Prime Match 2021, Atlas-X 2022–2024
TB
Balch ★ — organizational enablement
Policy / Conceptual Bridge

Framing and positioning work. Creates the conceptual vocabulary that other researchers and regulators use.

VB
Buterin — Privacy Pools framing, association sets

Major papers from these 11 researchers, 2017–2025. Green dot = production deployment.

2017
Solidus: Confidential Distributed Ledger Transactions via PVORM
Juels et al.CCS 2017First formal bank-grade confidential payments on blockchain
2018
Bulletproofs: Short Proofs for Confidential Transactions and More
Bünz, Bootle, Boneh, Poelstra, Wuille, MaxwellIEEE S&P 2018Adopted by Monero, Grin, Mimblewimble — standard range proof
2019
Tesseract: Real-Time Cryptocurrency Exchange Using Trusted Hardware
Bentov, Ji, Zhang, Breidenbach, Daian, JuelsCCS 2019First TEE-based exchange with dark pool mode; Cornell TEE prototype blueprint
The Dark Side of the Moon: Practical Cryptographic Privacy
Cartlidge, Smart, Talibi AlaouiAsiaCCS 2019First Bristol-KU Leuven dark pool MPC paper
2020
Flash Boys 2.0: Frontrunning, Transaction Reordering, and Consensus Instability in Decentralized Exchanges
Daian, Goldfeder, Kell, Li, Zhao, Ostrovsky, JuelsIEEE S&P 2020Invented "MEV" vocabulary. Spawned Flashbots, MEV-Boost, the entire MEV research field
Privacy-Preserving Syndicated Loan Auctions (Dark Pool MPC)
Polychroniadou, Balch et al.2020First JPM dark pool MPC paper — blueprint for Prime Match
Zether: Towards Privacy in a Smart Contract World
Bünz, Agrawal, Zamani, BonehFC 2020Account-model privacy for Ethereum; parallel to UTXO Zerocash
Turquoise Plato Uncross (dark pool MPC, real exchange)
Cartlidge, Smart, Talibi Alaoui2020First MPC paper using a real European dark pool specification
2021
Prime Match — MPC Dark Pool (PRODUCTION LAUNCH) ★
Polychroniadou, Balch, JPM AI 研究Live production (JPM internal)First MPC dark pool in live institutional trading
CanDID: Can-Do Decentralized Identity with Legacy Compatibility
Maram, Zhang, Wang, Low, Zhang, Juels, SongIEEE S&P 2021Decentralized identity compatible with legacy systems — Juels/IC3 identity line
2022
PEReDi: Privacy-Enhanced, Regulated and Distributed CBDCs
Kolby, Kiayias, Kohlweiss et al.CCS 2022Standard CBDC privacy reference cited by ECB/BoE
Kicking-the-Bucket: Fast Privacy-Preserving Trading
Cartlidge, Smart, Polychroniadou, Talibi Alaoui2022Bristol × JPM convergence paper
Collaborative ZK-SNARKs (for dark pool applications)
Smart et al. (KU Leuven)2022Core primitive for Renegade's colzkSNARK design
DP-CFMM: Differential Privacy for AMMs
Chitra, Angeris, EvansFC 2022First DP treatment of AMM privacy; LP strategy leakage observation
2023
Prime Match: A Privacy-Preserving Inventory Matching System (USENIX)
Polychroniadou, Balch et al.USENIX 2023Academic writeup of live JPM Prime Match system
Privacy-Preserving Blueprints (PPB)
Kohlweiss et al.Eurocrypt 2023Threshold escrow as a design language; "blueprint = permission to open"
Blockchain Privacy and Regulatory Compliance: Towards a Practical Equilibrium (Privacy Pools)
Buterin, Fabian, Klagges-Mundt, Moosavi, Wust, SethSSRN 2023Association set framing; compliant alternative to Tornado Cash
2024
Atlas-X: Differentially Private Order Flow in Dark Pool Trading
Polychroniadou, Bünz, Balch et al.AAMAS 2024First DP dark pool in production; ZK+DP hybrid; 3 regions, 2 years live
Updatable Privacy-Preserving Blueprints (Updatable PPB)
Kohlweiss et al.Asiacrypt 2024Extension enabling blueprint revocation for regulated DeFi
2025
0xbow Privacy Pools — Protocol Launch ★
0xbow team (Buterin advisory / EF)Live mainnet 2025First production implementation of Privacy Pools association set design
DART: Differentially Anonymous Regulated Tokenization
Kiayias et al.eprint 2025DP + anonymous credentials for tokenized real-world assets

A curated entry sequence for someone new to DeFi privacy research. Each step unlocks the next.

Start Here: Recommended Sequence

1

The Problem: MEV and Information Leakage

Start with Flash Boys 2.0 (Daian, Juels et al., S&P 2020). This establishes why privacy matters in DeFi: the mempool is an information vector. Frontrunning, sandwich attacks, and arbitrage all stem from observable transaction intent.

Before reading privacy solutions, understand what they are solving. MEV is the threat model that motivates most dark pool research.

flash-boys-2.0-SP2020
2

The MPC Approach: Dark Pool Foundations

Read "The Dark Side of the Moon" (Cartlidge, Smart, 2019) to understand how MPC (specifically MP-SPDZ) can implement a private dark pool. Then read Turquoise Plato Uncross (2020) to see how real exchange specifications constrain MPC design.

Cartlidge provides the market microstructure intuition; Smart provides the MPC infrastructure. Understanding both lets you evaluate any subsequent dark pool paper.

mpc-dark-side-2019 turquoise-plato-2020
3

The TEE Approach: Hardware-Based Privacy

Read Tesseract (Juels et al., CCS 2019) for the alternative architecture using Intel SGX. Compare TEE's trust assumptions (hardware) vs. MPC's (cryptography). Tesseract also includes a dark pool mode making it directly comparable to the Bristol papers.

tesseract-CCS2019
4

Production Reality Check: JPM Line

Read Prime Match (Polychroniadou et al., USENIX 2023). This describes a live system, not a prototype. Pay attention to what was abandoned (FHE, CDA, price discovery) and why. The academic-to-production gap is the most important lesson in this literature.

Then read Atlas-X (AAMAS 2024) to see how DP layers on top of MPC in the same production environment.

prime-match-2023 atlas-x-2024
5

The Compliance Angle: Privacy Pools

Read Buterin et al., SSRN 2023 (Privacy Pools). This introduces association sets as the key conceptual tool: "prove membership in a clean set without revealing which member you are." The framing — privacy-as-innocence-proof — is distinct from all other approaches.

Context: Tornado Cash sanctions (Aug 2022) are the real-world trigger. Privacy Pools is the answer to: "What would a regulation-compatible Tornado Cash look like?"

privacy-pools-2023
6

CBDC and Regulated Stablecoins

Read PEReDi (Kiayias, Kohlweiss et al., CCS 2022) for the regulated CBDC template. Then read PPB (Eurocrypt 2023) for the formal design language. These two papers establish the Edinburgh/IOG line that all CBDC privacy papers reference.

PEReDi-CCS2022 PPB-Eurocrypt2023
7

ZK Foundations: Bulletproofs and Zether

Read Bulletproofs (Bünz et al., S&P 2018) for the core range proof primitive. Then read Zether (FC 2020) for the Ethereum account-model application. This gives you the ZK vocabulary needed to understand colzkSNARKs (Renegade) and Atlas-X's ZK component.

bulletproofs-SP2018 zether-FC2020
8

DP for AMMs: Chitra's Contribution

Read DP-CFMM (Chitra, Angeris, Evans, FC 2022) last among foundational papers. This is the theoretical bridge between differential privacy and AMM/DEX mechanics. Understand the LP-strategy-leakage observation before reading Atlas-X's DP component.

DP-CFMM-FC2022

研究er to Read First

If you can only read one researcher's full output: read Polychroniadou. The JPM line (2020→2023→2024) traces the complete arc from prototype to production. Every design decision that was made or abandoned is documented in those papers. It is the only line in DeFi privacy research with a validated ground truth: the system runs live.

If you are primarily a cryptographer: start with Smart (MP-SPDZ foundations) then Bünz (ZK). If you are a DeFi economist: start with Daian (MEV threat model) then Chitra (DP-CFMM). If you are a policy/compliance researcher: start with Buterin (Privacy Pools) then Kiayias (CBDC line).