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Admin Accounts and Multisigs

Best practice for securing admin accounts is to use a multisig (short for multi-signature wallet). A multisig is a…

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GST2 Bytecode Deep Dive

Break down of the bytecode and assembly code used by GST2 (Gas Token 2) in order to understand how it works at a…

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Workshop Recap: Service Monitoring and Emergency Response with Defender

The DeFi space, and recently the NFT space, have continued to see a variety of exploits and even insider attacks…

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Fei Protocol Audit

Fei Protocol is the first protocol creating a stablecoin using a new stability mechanism called direct incentives. This stablecoin, named FEI, is not fully collateralized, but instead uses a system…

OpenZeppelin Contracts 3.4

OpenZeppelin Contracts 3.4 includes an ERC777 security fix for potential reentrancy issues in custom ERC777 extension, virtual view functions, ERC20 permit in drafts, Beacon proxy, and a Minimal…

UMA audit – Phase 4

In this audit we reviewed some upgrades to the system, including a new financial contract template and the optimistic oracle.

1inch Liquidity Protocol Audit

The 1inch team asked us to review the code for the 1inch Liquidity Protocol which is the upgraded and rebranded version of Mooniswap. We reviewed the code and here we publish our findings.

Futureswap V2 Audit

Futureswap is an on-chain futures exchange that offers up to 20x leverage. The Futureswap team asked us to audit their smart contracts. We reviewed the contracts with a team of 2 auditors over the…

Notional Audit

Notional is a protocol enabling fixed-term, fixed-rate lending and borrowing on the Ethereum blockchain through a novel financial primitive named fCash, which provides a mechanism for users to commit…

Saddle Contracts Audit

Saddle have created a Solidity implementation of Curve Finance's StableSwap

GEB Protocol Audit

The GEB protocol built by the Reflexer Labs team, is a stablecoin project based on the core design principles of the Maker's Multi-Collateral Dai (MCD) system. It brings new, exclusive features and…

1inch Exchange Audit

The 1inch Exchange is a DEX aggregator that allows users to perform complex trades using multiple decentralized exchanges. We reviewed part of the on-chain infrastructure used to manage the external…

Opyn Gamma Protocol Audit

The Opyn team asked us to review and audit version 1.0.0 of their new Gamma Protocol.

More stories

Fei Protocol Audit

Fei Protocol is the first protocol creating a stablecoin using a new stability mechanism called direct incentives. This stablecoin, named FEI, is not fully collateralized, but instead uses a system…

OpenZeppelin Contracts 3.4

OpenZeppelin Contracts 3.4 includes an ERC777 security fix for potential reentrancy issues in custom ERC777 extension, virtual view functions, ERC20 permit in drafts, Beacon proxy, and a Minimal…

UMA audit – Phase 4

In this audit we reviewed some upgrades to the system, including a new financial contract template and the optimistic oracle.

1inch Liquidity Protocol Audit

The 1inch team asked us to review the code for the 1inch Liquidity Protocol which is the upgraded and rebranded version of Mooniswap. We reviewed the code and here we publish our findings.

Futureswap V2 Audit

Futureswap is an on-chain futures exchange that offers up to 20x leverage. The Futureswap team asked us to audit their smart contracts. We reviewed the contracts with a team of 2 auditors over the…

Notional Audit

Notional is a protocol enabling fixed-term, fixed-rate lending and borrowing on the Ethereum blockchain through a novel financial primitive named fCash, which provides a mechanism for users to commit…

Saddle Contracts Audit

Saddle have created a Solidity implementation of Curve Finance's StableSwap

GEB Protocol Audit

The GEB protocol built by the Reflexer Labs team, is a stablecoin project based on the core design principles of the Maker's Multi-Collateral Dai (MCD) system. It brings new, exclusive features and…

1inch Exchange Audit

The 1inch Exchange is a DEX aggregator that allows users to perform complex trades using multiple decentralized exchanges. We reviewed part of the on-chain infrastructure used to manage the external…

Opyn Gamma Protocol Audit

The Opyn team asked us to review and audit version 1.0.0 of their new Gamma Protocol.