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Read our latest white papers, blog posts, analysis, and opinions.
Huckleberry: IBC Event Hallucinations
This blog post describes a vulnerability in ibc-go, the reference implementation of the Interblockchain Communication Protocol (IBC) used by most Cosmos blockchains
Sep 06 2023 _ 4 min read
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Mapping Markets: Evaluating Blockchain’s Mass Adoption Potential
In this post, we propose a geographically-oriented framework, which we call “Pueyo Maps” (inspired by Tomas Pueyo’s geo-history), as a way of evaluating the long-term suitability o...
Jun 05 2023 _ 20 min read
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Stop the Chain! CosmWasm Stack Overflow
This post announces a vulnerability we discovered in CosmWasm, a smart contract platform written for the Cosmos ecosystem. The vulnerability was a stack overflow, which would have ...
Jun 01 2023 _ 1 min read
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Election Fraud? Double Voting in Celer’s State Guardian Network
We describe a vulnerability in Celer's State Guardian Network, which would have allowed a malicious validator to compromise Celer's cBridge.
May 24 2023 _ 7 min read
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Understanding Optimal Swap Behavior for Mempool Transactions
Decentralized exchanges (DEXs) are one of the core foundations of DeFi, facilitating billions of dollars in daily transactions. One would expect that such a critical and battle-tes...
May 23 2023 _ 3 min read
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Preventing Airdrop Theft on Stride: an IBC integration vulnerability
This blog post describes a vulnerability we discovered in Stride, a Cosmos chain for liquid staking across the Cosmos ecosystem. The issue could have allowed an attacker to steal a...
May 15 2023 _ 6 min read
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Pushing the Boundaries of Web3 Gaming Together with the Pit, Supported by Google Cloud
We’re excited to announce that the Pit is teaming up with Google Cloud for a week-long in-person game jam on June 12th-17th in Singapore.
May 10 2023 _ 2 min read
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Stealing Gas: Bypassing Ethermint Ante Handlers
This blog post describes a largely unknown bug class that affects Cosmos-based blockchains and its impact on Ethermint, a popular EVM implementation.
Apr 13 2023 _ 6 min read
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Bridging and Finality: Optimism and Arbitrum
In this article, we’ll step through each aspect of the rollup protocol and explain what assurances the user has over their transaction’s finality at every point.
Mar 22 2023 _ 9 min read
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Recap: High-Altitude Innovation at the Pit ETHDenver
Twenty-five thousand attendees took to the Mile High City for ETHDenver, and more than 1,000 made their way to the Pit to build alongside industry leaders, level up in co-working s...
Mar 10 2023 _ 3 min read
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Bridging and Finality: Ethereum
In this post, we explore the tradeoff between latency and reversion risk at the major stages in Ethereum’s current proof-of-stake consensus protocol.
Mar 03 2023 _ 12 min read
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Helping Secure BNB Chain Through Responsible Disclosure
We describe a vulnerability we discovered in the BNB Beacon Chain, the governance and staking layer of BNB Chain. The issue would have allowed an attacker to mint an infinite numbe...
Feb 10 2023 _ 6 min read
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Gaming Infrastructure Part 4: Communication Infra in an ARC World
Now that we understand the motivations behind building games on-chain, we can return to exploring ARC architecture, which we argue is the optimal approach to building on-chain game...
Jan 12 2023 _ 7 min read
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Gaming Infrastructure Part 3: Benefits of Building Games On-Chain
There has been warranted skepticism among both the gaming and crypto communities around the virtue of having any part of a game state stored on-chain, in the wake of the hyper-fina...
Jan 11 2023 _ 4 min read
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Gaming Infrastructure Part 2: Introduction to ARC
Over the next few articles, we will highlight some of the infrastructure that could enable fully on-chain games (FOC) and on-chain assets (OCA), along with rough designs of what ea...
Jan 09 2023 _ 7 min read
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Gaming Infrastructure Part 1: Defining On-chain Gaming
Gaming has long been touted as a potential core use case for crypto. Built around natively digital assets and serving global audiences, games are in many ways the perfect candidate...
Jan 06 2023 _ 5 min read
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Bridging and Finality: An Introduction
In an upcoming series, we’re going to dive into the guarantees that different chains make about finality and the block production/consensus mechanisms that produce those guarantees...
Dec 22 2022 _ 19 min read
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Statistical Attacks on Proof of Solvency
In theory, for Proof of Solvency to bind on crypto exchanges, only a handful of random checks are needed. But in practice, exchanges can predict which consumers are likely to check...
Dec 21 2022 _ 15 min read
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Disclaimer
The information on this website and on the Brick by Brick podcast or Ship Show Twitter spaces is provided for informational, educational, and entertainment purposes only. This information is not intended to be and does not constitute financial advice, investment advice, trading advice, or any other type of advice. You should not make any decision – financial, investment, trading or otherwise – based on any of the information presented here without undertaking your own due diligence and consulting with a financial adviser. Trading, including that of digital assets or cryptocurrency, has potential rewards as well as potential risks involved. Trading may not be suitable for all individuals. Recordings of podcast episodes or Twitter spaces events may be used in the future.
