Halborn

Halborn, established in 2019, is a company specializing in Web3 and blockchain security solutions. The company offers a range of services such as security advisory-as-a-service (SAAAS), advanced penetration testing, smart contract audits, and DevOps + automation. Halborn has identified several significant vulnerabilities, including the MetaMask ‘Demonic’ vulnerability, Cadence (Flow) vulnerability, and a zero-day vulnerability in CosmWasm smart contracts. They have published insightful reports on topics like the Top 50 DeFi Hacks and ChatGPT vulnerability detection. Halborn conducts thorough audits on various blockchain protocols including Ethereum, Terra, Substrate, Cosmos Tendermint, Solana, NEAR, and CosmWasm, and maintains a comprehensive vulnerability disclosure policy. The company provides valuable resources such as case studies and audit reports on their GitHub. Their advanced penetration testing services cover assets like Layer 1 blockchains, web apps, mobile apps, and cloud architecture. Halborn also offers continuous security improvement and custom support through their SAAAS package. Notably, they developed a proof-of-concept exploit kit for the Rab13s vulnerability affecting Dogecoin and over 280 other networks. Halborn operates with a fully remote team based in various countries including the USA, Spain, Peru, Turkey, Hungary, India, Poland, and France. The company employs advanced technologies and proactive defense mechanisms to ensure security and adheres to high standards of privacy and regulatory compliance. They specialize in smart contract protocols like Solidity, Rust, and Python.