Loopring - 路印协议

Loopring Starts zkSNARK Trusted Setup Multi-Party Computation Ceremony

We will start the phase 2 ceremony on top of the 11th round of phase 1. We will do an additional phase 1 contribution with a random beacon using the Bitcoin block hash at block height 602168 as announced beforehand on Twitter. The resulting data will form the base for Loopring’s phase 2.

Loopring Bi-Weekly Update - 11/03/2019

We have been preparing the multiparty computation ceremony required for Loopring 3.0’s trusted setup. We have completed and are testing the code for our ceremony (a.k.a., phase 2),

An Important Update on LRC's Long-Term Incentive Program

Loopring has transferred the ownership to the following self-destructed contract, effectively making it ownerless. Thus, from now on, and specifically after October 2020, the only risk factor for participants is gone.

Loopring Open Sources its zkSNARK Circuit Code

Loopring has just open-sourced the circuit repository for protocol 3.0: protocol3-circuits. The repository contains 6 circuits. We have set up a 500K LRC bounty program to reward those who identify bugs in our circuits.

Loopring’s Founder Interview on China National TV Recap

China CCTV，the predominant state television broadcaster in Mainland China，conducted an interview with Loopring CEO in the early days. Daniel Wang shared his views on the concept and trends of the blockchain technology, and features and advantages of the Loopring Protocol and DEX in general.

Loopring grants 10 Million LRC to WeDEX

Loopring decided to grant 10 million LRC from its Loopring Ecosystem Advancement Fund to WeDEX, a decentralized exchange founded by Loopring’s co-founder and former COO, Johnston Chen. WeDEX will build their product on top of Loopring 3.0, our latest trading protocol that scales with zkRollup.

Loopring AMA Recap with Cryptoverse

This is a recap of an AMA we did with the Cryptoverse community, an India based group of crypto enthusiasts. The questions were posed by the Cryptoverse community, and answered by me (Matthew). Please excuse typos, as the AMA took place in their Telegram channel, and was originally recapped here.

Loopring Bi-Weekly Update — 10/20/2019

We’ve been at Ethereum Devcon in Osaka, continued protocol and Lightcone development, as well as a slew of operations activities.

Loopring Osaka DevCon 5 Recap

Loopring CTO Steve Guo and CMO Jay Zhou attended DevCon5 and other Osaka blockchain week events. Besides meeting and learning from the extraordinary Ethereum community, we also shared some DEX and zero-knowledge proofs (ZKPs) developments on our side.

Loopring Bi-Weekly Update — 09/29/2019

We have been testing the Lightcone relayer cluster, and identifying and fixing bugs. Lightcone’s integration testing and stress testing will remain our top priority in the coming months.

A Detailed Look at How Dolomite Solves the DEX Onboarding Problem

This is a guest post from Corey Caplan, the founder and CEO of Dolomite Exchange. Dolomite is a DEX built on top of Loopring protocol 2.3.

Learning Cryptography, Part 4: Complexity Theory

As modern computing started to become a reality, and progress accelerated, our vocabulary about computation has increased and so has the complexity around it. Reasoning about computation problems is extremely important as the implications are very far reaching.

Loopring Bi-Weekly Update — 09/15/2019

Happy Mid-Autumn Festival! We hope you have enjoyed some delicious mooncakes.

Loopring x Xangle | Growing Loopring Recognition With Traditional Financial Institutions

Xangle Provides Institutional Grade Reports of Loopring For Prominent Global Investment Banks, Venture Funds and Investors.

Loopring Bi-Weekly Update — 09/01/2019

Over the past two weeks, we have been testing the off-chain proof generation performance and cost, and have achieved very satisfactory results. We have also been busy in Berlin with Blockchain Week, learning from the great ecosystem there, and sharing Loopring developments in some talks.

Loopring Bi-Weekly Update — 08/18/2019

Loopring v3 beta3 has been deployed on Ethereum mainnet. We have made another 15% TPS improvements from the last update and we expect the throughput without data availability to break 10,000 TPS after Istanbul fork. The v3 smart contract & ZKP circuit audits have begun by SECBIT team.

Release of Loopring 3.0-beta3 and Start of Security Audit

We are thrilled to announce the release of Loopring protocol 3.0-beta3 and our partnership with SECBIT for auditing the protocol.

Learning Cryptography, Part 3: Elliptic Curves

Elliptic Curve Cryptography (ECC) was introduced in 1985 and has been one of the biggest advances in the field since then. It took 25 years of trial and testing before it was used in production by OpenSSL.

Loopring Bi-Weekly Update — 08/04/2019

We have completed all planned features in the Loopring v3 beta3 release, including a much-simplified fee model to reduce the constraints in the settlement circuit, and an address whitelist mechanism to support customizable whitelisting logics.

LRC Utility in Loopring 3.0

LRC plays a big role in 3.0, and it mostly comes down to staking — staking to reap rewards, secure exchanges, and reduce fees.

Learning Cryptography, Part 2: Diffie-Hellman Key Exchange, Discrete Log Problem & Cyclic Groups

Diffie-Hellman Key Exchange is used for various public key/private key encryption schemes. Security assumptions about the key exchange protocol are guaranteed through the difficulty of breaking the discrete log problem.

Hoss Ma Joins Loopring as Chief Scientist

We are thrilled to announce that Hoss Ma has joined Loopring as our Chief Scientist.

Loopring Bi-Weekly Update — 07/21/2019

We started to develop the beta3 version of the Loopring Protocol 3.0, which will greatly increase the throughput and reduce the cost per settlement. We are excited to share some preliminary results in this bi-weekly update.

Loopring’s Stake in the dxDAO

Loopring participated in the dxDAO and earned 10.5% of the DAO’s total Reputation (~voting power). We take this seriously and are excited to contribute to this important governance experiment. This post briefly describes how that came about, and what we plan on doing with it.

Loopring 3.0 1-Million LRC Bug Bounty

Loopring has allocated up to 1,000,000 LRC for those who identify significant security issues in Loopring Protocol 3.0.