A curated list of awesome Ethereum security references, guidance, tools, and more.
Join Trail of Bits for a free Ethereum Office Hours session by reserving a slot on Calendly. An engineer from Trail of Bits will assist you in applying advanced security (tools)[#tools] and practices to your smart contract code.
- Comprehensive list of known attack vectors for Solidity
- Consensys Best Practices
- Decentralized Application Security Project
- Solidity Security Considerations
- Solidity v0.5.0 Breaking Changes
- Solcurity
It is recommended to finish these in order. Capture the Ether and Ethernaut can be swapped out for either.
- Capture the Ether
- Ethernaut
- EtherHack
- SI Blockchain CTF
- Cipher Shastra
- Damn Vulnerable DeFi
- Paradigm CTF 2021
- Hands on the Ethernaut CTF - Writeups for various Ethernaut CTF challenge contracts.
- Ethernaut - Naught Coin (ERC20) Exploitation - Writeup for a vulnerable ERC20 from the Ethernaut CTF.
- EtherHack CTF Writeup - Writeup for EtherHack CTF challenges.
- PolySwarm Smart Contract Hacking Challenge Writeup - Demonstrates advanced use of Manticore
- Blockchain Security Contacts - Security contact info for blockchain projects
- Hacking Distributed - Emin Gün Sirer, professor in Cornell Tech’s IC3 lab focused on blockchain security.
- Phil Does Security - Phil Daian, grad student behind KEVM, Hydra, and other Ethereum academic projects
- Trail of Bits - Cybersecurity R&D firm with a blockchain security practice
- ConsenSys - Blockchain software technology company with a well respected blockchain security team
- Immunefi - DeFi bug bounty platform. Release post-mortems/write ups of critical vulns and guides
- Secureum - Initiative to educate smart contract security auditors. Releases publications on audit techniques and best practices
- Martin Holst Swende - Martin Swende, programmer and appsec consultant
- SmartDec blog - Company blog about security issues and practices within blockchain ecosystem
- Hacking the Blockchain: Ethereum
- Contract upgrade anti-patterns
- How the winner got Fomo3D prize — A Detailed Explanation
- How to debug Solidity Smart Contracts with Tenderly and Truffle
- Lashing out at a Spank Channel
- Malicious GasToken Minting
- Missing return value bug in ERC20 tokens
- Not A Fair Game – Fairness Analysis of Dice2win
- Initial Formal Verification of Ethereum Casper Protocol
- Security considerations for Shamir's secret sharing
- SmartDec smart contract audit beginner's guide
- The Anatomy of a Block Stuffing Attack
- The phenomenon of smart contract honeypots
- Use our suite of Ethereum security tools
- Vertcoin (VTC) was successfully 51% attacked
Title | Conference | Year |
---|---|---|
Predicting Random Numbers in Ethereum Smart Contracts | OWASP AppSec | 2018 |
Blockchain Autopsies - Analyzing Smart Contract Deaths | Blackhat USA | 2018 |
Rattle - an EVM binary analysis framework | reCON | 2018 |
Blackhat Ethereum | CanSecWest | 2018 |
Smashing Ethereum Smart Contracts for Fun and Profit | HITB Amsterdam | 2018 |
Automatic Bug Finding for the Blockchain | EkoParty | 2017 |
- The Smartest Contract #15 - Trail of Bits’ Outlook on Security w/ JP Smith
- The Smartest Contract #8 - Smart Contract Security and Honeypots w/ Gerhard Wagner
- Zero Knowledge #29 - The DAO, the White Hat Hacker Group & Giveth w/ Griff Green
- Zero Knowledge #16 - Talking security with JP Smith from Trail of Bits
- Risky Business #488 - JP Smith about all things blockchain
- ethereum-graph-debugger - A graphical EVM debugger. Displays the entire program control flow graph.
- Slither - Slither can map method visibility and modifiers, state variables that are read and written, calls, and can print the inheritance graph of a smart contract
- Solgraph - Generates DOT graphs with function control flow of a solidity contract
- Surya - Generates various visual outputs of function call graphs
- sol-function-profiler - Solidity contract function profiler
- Remix - Browser-based Solidity IDE with linting features
- SmarrtCheck - A linter for Solidity and Vyper that checks code for security issues and bad practices.
- Solhint - Linter for both security and style-guide validations. It strictly adheres to the Solidity Style Guide.
- Solium - Linter for both security and style-guide validations. Does not strictly adhere to the Solidity Style Guide.
- Echidna - Fuzzer for Ethereum smart contracts. Uses property testing to generate malicious inputs that break smart contracts.
- Manticore - Symbolic execution tool for Ethereum smart contracts that includes detectors for common security flaws
- Mythril OSS - Open-source security analysis tool for Ethereum smart contracts built around detector modules
- Securify - Static analysis tool from ChainSecurity
- Slither - Static analysis framework, written in Python, with detectors for many common Solidity issues
- KEVM - K Semantics of the Ethereum Virtual Machine (EVM)
- Manticore - Symbolic execution tool for EVM
- abi-decompiler - EVM reverse engineering helper utility
- ethereum-dasm - EVM disassembler with static and dynamic analysis abilities, including function signature lookup
- Ethersplay - Visual disassembler for EVM bytecode built on Binary Ninja
- evmlab - Utilities for interacting with the Ethereum virtual machine
- IDA-EVM - IDA plugin to view EVM instructions
- Panoramix
- pyevmasm - EVM assembler and disassembler with a CLI and a Python API
- Rattle - EVM binary static analysis framework. Produces SSA representations of EVM code.
- Subzero - Subzero is an HSM-backed method for cold storage of Bitcoin developed by Square
- Enterprise Ethereum Alliance Security Task Force
- Empire Hacking Slack #ethereum
- SkidsDAO discord - DAO founded by Sleepy to onboard and train web3 hackers whilst funding projects pushing Ethereum innovation via an inbuilt charity staking system. Facilitates open, accountable audits with exploit insurance and bug bounties through it's decentralized protocol, Fides.
- Secureum discord - Founded by 0xRajeev(former Trail of Bits security researcher) to educate the Ethereum ecosystem on smart contract auditing and security. Holds monthly RACE and CARE programmes free of charge for aspiring auditors with NFTs as proof of participation and on-chain rep.
- Spearbit discord - DAO founded by freelance blockchain security researchers to provide an avenue for auditors to perform freelance work without worrying about legality issues.
- Immunefi discord - Community discord for the Immunefi DeFi bug bounty platform. Hacker meetups are occasionally held. At the time of this writing, samczsun and the Ethernaut have been featured guests.
- Awesome AppSec
- Awesome Ethereum Virtual Machine
- Awesome Solidity
- Crypto projects that might not suck
We welcome contributions that help curate this awesome list. Please refer to the contributing guidelines when submitting PRs. Thanks!