Awesome Privacy on Blockchains

This is a combination of papers and articles that cover various aspects of blockchain privacy.

High-level articles

• Privacy in Cryptocurrencies: An Overview


• Privacy in Cryptocurrencies: Mixing-based Approaches


• Zeth & Nightfall: the differences in approach


• Blockchain Research Newsletter: Zether and ZEXE


• In-depth overview of Privacy in Bitcoin


• Privacy and Cryptocurrency, Part 1: How Private is Bitcoin?


• Privacy and Cryptocurrency, Part 2: Bitcoin Wallets


• Privacy and Cryptocurrency, Part 3: Should You Use a Privacy Coin

Talks and Lectures

• Alessandro Chiesa on Zerocash at CESC2017


• Bitcoin and Anonymity


• Satoshi has no clothes: failures in on-chain privacy


• The state of Privacy in Cryptocurrencies

Layer 1

• Increasing Anonymity in Bitcoin


• Extending the Anonymity of Zcash

Layer 2

Mixers

• Zeth


• Mobius


• MixEth


• ShareLock


• CoinJoin


• JoinMarket


• MixCoin: Anonymity for Bitcoin with Accountable Mixes


• CoinParty


• TumbleBit


• Many out of many proofs with applications to anonymous Zether

Confidential Transactions

• Confidential Transactions


• Zether


• Aztec Protocol


• Nightfall

Payment/State Channels

• BOLT


• Blindly Signed Contracts: Anonymous on-Blockchain and Off-blockchain Bitcoin Transactions


• Anonymous Multi-Hop Locks for Blockchain Scalability and Interoperability

Plasma

• ZEXE on Plasma MoreVP

MPC Platforms for Privacy-Preserving smart contracts

• Enigma

Alternate Blockchain designs

Blockchains with private smart contracts

• Zexe


• One-time, zero sum ring signature


• Hawk


• Arbitrum


• ZkVM


• Ekiden

Using Zk-Snarks

• Zerocash


• Zerocoin


• Accountable Privacy for Decentralized Anonymous Payments

Using other cryptographic primitives

• QuisQuis


• MimbleWimble


• Cryptonote


• Lelantus


• One-out-of-Many Proofs


• ZkLedger


• Cryptonote+


• RingCT

Privacy-Preserving PoS Protocols

• Ouroborous Crypsinous


• Proof of stake protocols for privacy aware blockchains

Privacy Preserving Light Client Designs

• ZLiTE


• Neutrino


• BiTE

Economics of Privacy Blockchains

• Rational Zero: Economic Secuirty of Zerocoin for Everlasting Security


• The price of anonymity: empirical evidence from a market for Bitcoin anonymization


• Incentivizing Privacy in Cryptocurrencies

Enhancements

• Bulletproofs

Instantiations

Proof of Concepts

• MixEth Repo


• Miximus


• RingToken


• Laundromat


• Tornado Mixer

Wallets

• Wasabi Wallet


• Samourai Wallet


• CashShuffle

Network layer privacy for blockchains

• Dandelion


• Dandelion++


• A Flexible Network Approach to Privacy of Blockchain Transactions

Analyses on Anonymity and Privacy in blockchains

• Anonymity Properties of the Bitcoin P2P Network


• A Survey on Security and Privacy Issues of Bitcoin


• An empirical analysis of traceability of the monero blockchain


• Obfuscation in Bitcoin: Tecniques and Politics


• Anonymous Alone? Measuring Bitcoin's Second-Generation Anonymization Techniques


• An Empirical Analysis of Anonymity in Zcash


• A fistful of Bitcoins


• Privacy-enhancing overlays in Bitcoin


• Map-Z: Exposing the Zcash Network in Times of Transition

De-anonymization Techniques

• Tracing Transactions Across Cryptocurrency Ledgers


• FloodXMR: Low-cost transaction flooding attack with Monero's bulletproof protocol

Privacy coins

Monero

• Zero to Monero


• Mastering Monero

Zcash

• Zcash Protocol Specification

Dash

Grin/Beam

• Grin


• Beam

People to Follow

• Aaron Kumavis


• Anna Kaplan


• BarryWhiteHat


• Charles Guillemet


• Chelsea H. Komlo


• Daniel J Bernstein


• David Wong


• Deidre Connolly


• Harry Halpin


• Ian Miers


• Izaak Meckler


• John Adler


• Justin Ehrenhofer


• Kobi Gurkan


• Madars Virza


• Matthew Green


• Mikerah


• Phil Daian


• Sean Bowe


• Tux


• Wei Jie


• Zooko

Misc

• Zero-Knowledge Started Pack


• Zero Knowledge papers


• Awesome Zero-Knowledge Proofs