An educational wiki for the Cosmos Hub that outlines the Hub's parameters, describes their functions, and describes the potential implications of modifying each parameter.

An example C program which contains vulnerable code for common types of vulnerabilities. It can be used to show fuzzing concepts.

Framework for building smart contracts in Wasm for the Cosmos SDK

curation of all(most) immunefi bug bounty writeups I could find(till now)

easy POC template generation from the command line

Girl Friend <- Generate Foundry Fork Test from Attack Transaction

Specification for the Execution Layer. Tracking network upgrades.

Blazing Fast Bytecode-Level Hybrid Fuzzer for Smart Contracts

Bugs in commonly forked DeFi protocols

This is the Rust course used by the Android team at Google. It provides you the material to quickly teach Rust.

This repository implements a simplified PoC that demonstrates how signature malleability attacks using compact signatures can be executed.

Simple Rust script for finding colliding 4byte function selectors

Observations and tips checklist for auditing protocols on multiple chains 🧐

public audit & bug reports

A blazing fast OP Stack rollup client written in Rust

These exercises were created for our Advanced Solidity Bootcamp and open sourced. Learn EVM bytecode with the Huff Language.

Multicall: Aggregate multiple constant function call results into one

Some of Our Audit Reports, Presentations, etc

Demystifying Exploitable Bugs in Smart Contracts

Simple clone contract factory

State-of-the-art, highly opinionated, hyper-optimised, and secure 🐍Vyper smart contract building blocks.

Streamlined template for getting started with Foundry and Solmate.

Guidelines and training material to write secure smart contracts

A chronological and (hopefully) complete list of reentrancy attacks to date.

a proxy object that can compose transactions on owner's behalf

easy POC template generation from the command line