Top Smart Contract Auditing Companies

Blockchain technology achieved mainstream adoption.

Security is one of the top priorities for every blockchain project. Extreme importance tailored to the volatile nature of blockchain technology so we have to pay attention in order to isolate and neutralize security threats common in the blockchain terrain.

Releasing untested, unaudited code is irresponsible and puts company and users at risk. A smart contract audit ensures that an independent team, specialized in identifying functional and security issues, assesses the code to identify issues and improve the security posture.

Smart contract auditors are professionals in the field of blockchain who analyze the smart contract codes to detect vulnerabilities before the code is used publicly and to see if there has been any security breach in the code. 

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Why do we need a Smart Contract Auditor?

  • They are highly professional and will guarantee the safety of your funds.
  • Identifying if there are any errors in the code and that the code is safe to transfer your funds.
  • To validate your wallet address and to see if there are any typographic errors.
  • Detecting bugs in the system.
  • To protect platforms and their users.

Benefits:

  • It ensures that your application is ready for launch and built to protect users.
  • Auditing your code early in the development lifecycle prevents potentially catastrophic vulnerabilities after launch.
  • Expert Review and double-check your code to eliminate spurious results.
  • Detailed Analytics Reports.

TOP Auditing Companies

We have compiled a list of top performing Smart Contract Auditing and Blockchain security firms offering services such as smart contract audits, blockchain security analysis, security audits etc.

Hacken is a leading cybersecurity consulting company with an essential focus on blockchain security. It conducts audits of Blockchain Protocols, Ethereum, EOS, TRON smart contracts.

ConsenSys Diligence dedicates its resources to the development of Ethereum blockchain applications and software. It offers Blockchain Security and Ethereum Smart Contract Audits.

Certik offers to mathematically validate the safety of smart contracts. It audits combines rigorous formal verification, static analysis, and manual review. Using formal verification company proves that the code will always work as intended depending on possible scenarios.

PWC Switzerland (former Chainsecurity) offers consultant services to blockchain projects from the exploration stage to the post-deployment stage. Platform assesses smart contract designs, tests their viability, and monitors metrics detailing their performances after deployment.

Quantstamp has developed a decentralized security network for smart contract auditing. With this solution, users can perform automated smart contract security review. Additionally, the platform provides expert security audits for clients and a 24/7 security monitoring software tool.

SlowMist focuses on security of the Blockchain ecosystem. It performs extensive blockchain security services that include smart contract audits, blockchain security audits, wallet security testing, and much more. SlowMist has been focusing on the ecological security, paying attention to the growth of the blockchain ecology and continuously escorting the security of the blockchain ecology.

Trail of Bits involved mostly into the construction of smart contracts. They have invested in tools – many of which are open source — for assessing the security of smart contracts, the security implications of the Solidity language, and the Ethereum Virtual Machine (EVM). Company combines high-end security research with a real-world attacker mentality to reduce risk and fortify code.

OpenZeppelin is mostly known for its development of OpenZeppelin Contracts. These are used in most Solidity projects as a tested and standard template for contracts deployable on decentralized applications. Developers can integrate this solution. Besides development, OpenZeppelin has a strong focus on smart contract security and audit services.

Callisto Network primary objective is to provide smart contract audits and smart contract migration.

ImmuneBytes experienced members who actively conduct smart contract audits, security consulting, and penetration testing.

Blockchain Labs NZ security and audit team have worked with a wide range of token/DApp projects performing security audits, defect analysis, best practice, and architecture advice to ensure robust smart contracts and platforms pre and post-ICO.

BlockSoftLab is a professional R&D team in the area of blockchain and censorship resistant distributed systems. It audits Smart Contracts: detect vulnerabilities and fix defects in order to ensure they fully comply with the business logic.

Bloqchain Audit builds secure decentralized systems within enterprise using blockchain-based ledgers, identity solutions, custom tokens, and smart contracts. AuditScience business line is based on blockchain security expertise.

Chainsulting is a business consulting company in the fields of Security Token Sales, Blockchain, DLT, Crowdfunding, e-payment and more. Chainsulting assists companies during and after their crowdfunding, which also includes smart contract code audits.

CM Blockchain Security Center dedicates to provide security solution to blockchain industry, which ranges from the security of smart contract, Wallet, public chain, exchange, etc.The contract security audit includes automated audits and manual audits.

CoinFabrik offers blockchain and other decentralized solutions to business enterprises globally. Company audits smart contracts and apps looking for exploitable security flaws, errors, inefficiencies and any unexpected behavior. It helps companies to optimize their Smart Contract’s code.

CoinMercenary helps confirm the logic, quality and security of Ethereum smart contracts using comprehensive and standardized smart contract audit process. Audits combine compliance, security, checklist of known pitfalls and attack vectors, Solidity design patterns and best practices.

Decenter is a team of experienced blockchain developers with a proven track record in building complex Ethereum-based DApps and providing smart contract auditing services. Their smart contract audits focus on finding security issues, validating code and optimizing gas usage.

HAECHI AUDIT is a leading smart contract security audit and development firm. Company conducts uniquely rigorous security audit using both static and run-time analysis, while also providing reviews on your contract’s code and gas optimization. It provides first-rate audit reports, well above the industry average.

HAECHI LABS is a blockchain technology company with its own tech solutions and R&D center. Company provides the best quality smart contract security audit service and develops blockchain services. Key solutions are the open-source smart contract development/deploy/test tool and the middleware solution.

Immunefi is the premier bug bounty platform for smart contracts and DeFi projects, where security researchers review code, disclose vulnerabilities, get paid, and make crypto safer. Immunefi makes smart contract projects more secure through two main services: bug bounties and full spectrum security audits.

Iosiro performs a comprehensive smart contract audit to identify security flaws and functional issues in smart contracts. Audit report will give detailed descriptions of findings and how to fix any issues, and can be used for listing on exchanges.

John Wick Security Lab focuses on the blockchain ecosystem and provides services including deep penetration testing, smart contract auditing, overall security solutions, third party monitoring and early warning, and threat intelligence.

Kaspersky Smart Contract Audit guarantees in-depth smart contract code audit to identify logic errors, vulnerabilities and undeclared functionality. Company ensures protection against reentrancy attacks and implementation of business logic.

KryptoGO is an advanced blockchain technology and consulting service that provides the essence of blockchain infrastructure, including crypto assets exchanges, centralized and decentralized wallets, consortium blockchain solutions, and professional customization services.

MixBytes is a team of experienced developers providing top-notch blockchain solutions, smart contract security audits and tech advisory. The report describes all types of logical errors, inconsistencies, and vulnerabilities detected through the audit, as well as recommendations.

Alchemy delivers a top-of-the-line audit that guides companies to unmatched smart contract security. Company’s security experts provide custom-tailored solutions with a high level of transparency from smart contract audits to comprehensive security strategy.

PeckShield is a blockchain security company which aims to elevate the security, privacy, and usability of entire blockchain ecosystem by offering top-notch, industry-leading services and products. PeckShield publishes trending reports and provides services and products to identify hidden vulnerabilities, expose zero-day exploits, and defend against emerging threats.

PepperSec performs a comprehensive security analysis of web and mobile apps, whether they have smart-contract as a backend or have not, smart contracts audit also. PepperSec team keeps track of all new Solidity languge features as they are released, reported and common smart contract bugs, and is more than up for the task of detecting unique vulnerabilities specific to your area of of expertise.

QuillHash Technologies is a blockchain development company and QuillAudits is their secure smart-contract/dApp/protocol auditing platform committed to making the Blockchain ecosystem more secure. It is a fully automated platform to verify smart contracts to check for security vulnerabilities through it’s superior automated and manual tools.

Smartdec are specialists in security audits, static analysis tools, decompilation and technical consulting. In the area of blockchain they provide security audits for smart contracts, DApps, custom blockchains, 2nd layer scaling solutions and crypto wallets.

Solidified the largest community of smart contract auditors and blockchain security experts. That expertise provides the unique perspective to perform the most secure audits and deep research of up-and-coming crypto startups.

Solidity Finance provides intensive audits of smart contracts and development services. It includes the simulation of interactions with Smart Contract on a test blockchain using a combination of automated test tools and manual testing to determine if any security vulnerabilities exist.

Somish are passionate about the use of blockchain technology to solve the toughest challenges faced by the world today. It has a proven track record of delivering smart contract audits with a check for 125+ vulnerabilities within 48 hours. They provide audits for Ethereum, EOS, TRON, Hyperledger and IOST with an extensive report on critical, major, minor bugs and recommendations.

SOOHO is the easiest way for blockchain based companies to improve the level of security and compliance with smart contract analyzing program. Company provides the SaaS platform for secure and regulation-compliant transactions on the blockchain. SOOHO’s big data processing engine collects and analyzes from the traditional cybercrimes.

Validity Labs is a leading provider of blockchain-based decentralized applications based in Switzerland. Company provides independent code reviews for third party smart contracts. Team of Ethereum developers and architects is ensuring the code complies with specifications, checks against known exploits, supports with toolchain improvements and provides a review report.

Verichains Lab has extensive R&D expertise in the areas of security, cryptography, code audit and blockchain technology. Company provides security audit services and formally verified audits for blockchain implementation, consensus protocol, smart contracts and DApps using industry-standard security patterns and best practices.

ZK Labs provides both development and auditing services for smart contracts and projects built on the Ethereum blockchain. Company recently launched a Community Audits Initiative offering to sponsor audits for select projects that have not done an ICO and don’t have plans to do one.

HashEx is an R&D company focused on blockchain integration solutions and cyber security. They provide blockchain business consulting, smart contract development services, as well as smart contract security audits. HashEx has conducted audits on over 150 smart contracts.

Cheetah Mobile Security is security company from China. Their research covers business security, security audits, and public opinion monitoring. They are committed to building a healthier, more secure blockchain ecosystem.

MENA Software is a software development and consulting company. They also provide comprehensive smart contract audits that identify security gaps and functional issues in a smart contract.

Papers is a Swiss software engineering and consulting company. Some of their services include smart contract development and audits focused on security and usability, as well as mobile security and mobile, web and DApp development.

Sigma Prime is an information security consultancy, specialised in Blockchain technology, with a strong focus on Ethereum. Team have performed many smart contract security reviews for prominent Blockchain projects.

Smartaudit24 is a company that provides smart contract security audits, smart contract development, as well as maintenance and support services.