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YouTube

Privacy in the Age of Blockchains - Challenges and Solutions

USENIX Enigma Conference via YouTube

Overview

Explore the critical issue of privacy in blockchain technology through this 19-minute conference talk from USENIX Enigma 2022. Delve into the innovative computation model introduced by cryptocurrencies and blockchains, and understand the significant privacy concerns associated with permissionless public blockchains. Learn about the risks of financial activity tracking, pseudonym address linking, and sensitive data disclosure in smart contracts. Examine current solutions, technology trends, and existing gaps in blockchain privacy. Gain insights into the evolution of blockchain technology, including the birth of Ethereum and smart contracts. Analyze various approaches to privacy, from off-chain to on-chain private computing, and consider the challenges of concurrency, multi-user inputs, and efficiency. Conclude by contemplating the future path towards viable privacy solutions for private computations over blockchains.

Syllabus

Intro
Limited Functionality
No Privacy
Solutions Went Different Directions
Ethereum was Born in 2015
Smart Contracts
General Paradigm
Private Payments
Solutions Spectrum
Off-chain Private Computing
On-chain Private Computing
Concurrency
Multi-User Inputs
Efficiency
The Path Forward?!

Taught by

USENIX Enigma Conference

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