The Quantstamp Blog

Quantstamp Labs

Top 3 DeFi Trends

This post discusses how flash loans, zaps, and DeFi aggregators are leveraging composability in order to simplify the user experience and ultimately make DeFi markets hyper-efficient.

March 13, 2020
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Quantstamp Announcements

Bringing Bitcoin to DeFi

DeFi is blockchain’s first killer app, with assets locked up approaching $1 billion USD. But one major asset is missing: Bitcoin. Bitcoin is not only the first crypto asset, but the largest - with over $168 billion USD of Bitcoin in circulation it has deep pools of liquidity. It is one of the least volatile cryptocurrencies and has a large network of fiat on and off ramps. All these properties make it a great crypto-collateral. We think Bitcoin has the potential to transform the DeFi landscape as the most widespread and liquid asset available today.

March 11, 2020
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Quantstamp Announcements

DeFi’s Double-Edged Sword

Composability allows for DeFi projects to leverage one another to create powerful new functionality. However this composability also introduces more risk. These issues have existed for a while, but have been made easier to exploit through the introduction of flash loans. While flash loans themselves do not introduce new vulnerabilities, they level the playing field for attacks which previously required large amounts of capital. 

March 4, 2020
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Quantstamp Announcements

10 Quick and Dirty Facts about the bZx Hacks

Quantstamp provides readers with insightful information concerning the bZx hacks.

February 27, 2020
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Quantstamp Announcements

Quantstamp is attending ETHDenver along with Colorado Governor

Quantstamp is proud to be a Cypher sponsor of ETHDenver. This will also mark the third time we participate in the hackathon (we have attended the event every time!).

February 10, 2020
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Quantstamp Labs

Breaking Bad Contracts - Ethereum Gas Updates

The recent Istanbul hard fork in December affected some important smart contracts deployed on Ethereum mainnet. Thankfully, major projects such as Kyber were prepared and migrated to new contracts before the fork, but many developers are still unaware of the impact the Istanbul hard fork may have on both smart contract development and previously deployed contracts.

January 28, 2020
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Quantstamp Announcements

OmiseGO Advances Plasma with its Latest Implementation

OmiseGO's More Viable Plasma added features to plasma designed to enhance user experience.

January 27, 2020
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Quantstamp Announcements

The New Rockstars Building the Future of DeFi

Maker set the foundation for the DeFi ecosystem by creating DAI, but their impact does not end there. They facilitating the success of future DeFi rockstars and Quantstamp is providing the security.

January 10, 2020
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Quantstamp Announcements

2019 Year in Review

2019 was a great year for Quantstamp. We released a book on smart contract security, helped push forward the DeFi movement through some key audits, launched our Bounty Protocol, expanded our presence into new markets, and more.

January 9, 2020
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How to Be an ETH 2.0 Validator on the Topaz Testnet

How to Be an ETH 2.0 Validator on the Topaz Testnet

The Topaz Testnet is a public Ethereum 2.0 testnet created by Prysmatic Labs. It is a testnet version of Ethereum 2.0 Phase 0 which is planned to launch on mainnet later this year. Anyone can participate in the Topaz Testnet as a validator, and this article will walk you through the process.

Quantstamp Announcements
May 28, 2020
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Smart Contract Audit Cost

Smart Contract Audit Cost

Quantstamp conducted over 120 audits and secured 2 billion USD worth of digital assets since we were founded in 2017. The purpose of this post is to explain the audit pricing process for potential clients.

Quantstamp Announcements
May 22, 2020
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Securing Your DeFi Project Starts with Quality Testing

Securing Your DeFi Project Starts with Quality Testing

Tests are undervalued. Quantstamp secured over 2 billion USD worth of digital assets since 2017. Through our experience securing smart contracts, we noticed that developers highly underestimate the importance of test suites.

Quantstamp Labs
May 18, 2020
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How the dForce hacker used reentrancy to steal 25 million

How the dForce hacker used reentrancy to steal 25 million

The hacker exploited a reentrancy vulnerability in order to manipulate Lendf.Me’s internal record of the hacker's collateral. After the hacker created this false collateral record, the hacker withdrew nearly all assets from the platform.

Quantstamp Announcements
April 22, 2020
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Quantstamp Joins DID Alliance

Quantstamp Joins DID Alliance

Quantstamp is proud to announce that it is joining the DID Alliance, an open industry association focused on the development and maintenance of new industry standards for interoperable decentralized identity. With Korean and Silicon Valley companies as founding members, DID Alliance aims to develop and distribute decentralized ID technology that benefits companies globally. 

Quantstamp Announcements
April 21, 2020
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Quantstamp Secures and Protects DAI Backstop Syndicate

Quantstamp Secures and Protects DAI Backstop Syndicate

DeFi community rallies to fill a shortfall forming the DAI Backstop Syndicate, protecting the DAI. Quantstamp provides smart contract coverage warranty via Chainproof while helping to secure the software with support from Maker.

Quantstamp Announcements
April 8, 2020