Top Crypto Audit Companies For 2025

PeckShield specializes in blockchain security and offers complete security options for wallets, exchanges, and smart contracts. Its Penetration Testing is a potent and user-friendly “pentesting” tool that can assist you in identifying weaknesses in your system. In order for you to get going quickly and easily, it aims to be straightforward. PeckShield will walk you through the process, so you do not need to be an expert in pentesting. Prior to any vulnerabilities being exploited, you can identify them and fix them using PeckShield.

For everything from software assurance and security engineering to smart contract audits, think about using Trail of Bits as your go-to provider. Trail of Bits, which has earned the trust of industry juggernauts like Adobe, Microsoft, and Stripe, has also collaborated on some of the biggest cryptocurrency projects, including Curve, Ethereum 2.0, MakerDAO, Chainlink, Compound, Matic, Uniswap, and Algorand.

Astra Pentest is a feature-rich platform that assists you in streamlining each phase of the pentest process, from identifying vulnerabilities and priority to cooperative restoration. It includes an automated vulnerability scanner, manual pentest capabilities, and an all-purpose vulnerability administration dashboard. To identify serious flaws in your application, the Pentest platform simulates the actions of hackers. 

Defimoon is a global blockchain and smart contract security business that specializes in blockchain and smart contract audits on top chains worldwide, offering expert services and solutions of the highest caliber. The platform builds a company’s core idea in accordance with its goals and creates distinctive advantage tactics. Additionally, it generates Smart Contracts, which automate asset management, sales and trading, token production and distribution, invoice generation, and payment processing.

OpenZeppelin conducts an audit to confirm that your distributed systems operate as intended. Their engineers thoroughly examine the architecture and codebase of your system, and they then produce a comprehensive report that contains suggestions for fixing every problem they discovered. They are knowledgeable about every component of the technology stack, including languages, compilers, smart contract systems, protocols, and applications. Their auditing scope includes financial systems, governance frameworks, and distributed payment networks.

Cyfrin is among the well-known web3 auditing firms that are crucial to the development of web3. It is a blockchain auditing business that favors granting access to cutting-edge features to web3 developers. In the list of blockchain auditing companies, Cyfrin stands out due to its dedication to enhancing the web3 developer experience. Smart contract logic tests, documentation, and tests are necessary for an entire audit. They use stacks such as Solidity, Vyper, Huff, Foundry, Hardhat, Brownie, Apeworx, and Truffle.

Hacken certification is recognized as a Web 3.0 security standard. it is likely that we secured a blockchain application. According to market value, Hacken is ranked third among the top five cyber security companies. It has partnerships with 80 companies, including the Solana Foundation. Hacken is constructing the foundation for the Web 3.0 security market and aims to be your one-stop blockchain security solution.

Halborn has developed a specialty in identifying security holes and poor design in blockchain applications. They test the smart contract application manually and automatically to make sure it is prepared for mainnet. The company specializes in protocols like Algorand, Substrate, CosmWasm, Terra, CosmWasm, and Substrate.

Quantstamp can offer auditing services in any language, including those created especially for blockchain applications. In addition to Cardano, Solana, BNB Chain, and Ethereum 2.0, the company has also audited protocols like Maker, Curve, and OpenSea. Its offerings include financial primitive development for Layer 1 blockchain ecosystems, auditing Layer 1 blockchains, and NFT and DeFi applications powered by smart contracts.

In a world where digital assets hold immense value, trust and security are non-negotiable. The top crypto audit companies discussed in this guide are the guardians of this trust, providing essential services to ensure the safety and reliability of the crypto ecosystem. Among all notable names on the list Certik and PeckShield have gained highest reputation.

Whether you’re a crypto enthusiast, investor, or project developer, knowing the top crypto audit companies is a crucial step toward a safer and more secure crypto future. We hope our shortlisted company names would help you in selecting the best audit company.