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Composable Security

smart contract audits

We've already helped dozens of projects keep their products and systems secure, but we believe we can do even more. Security should be adapted to each stage of development, security should be composable to the best suits visionary needs.

CyStack avatar


smart contract audits

CyStack is a leading company in the field of cybersecurity and information security in Vietnam. We build security products and solutions for organizations to combat security risks in the digital age.

CyStack has been a reputable partner providing security application and security managed services for many large and small businesses in Vietnam and around the world.

CyStack's mission is to raise cybersecurity awareness of individuals and organizations by creating cybersecurity products that are good enough, easy to use and suitable for a wide range of individuals and businesses.

We provide affordable yet intensive security audits of smart contracts. Our team of experienced smart contract auditors can perform audits for tokens, crowdsales, NFTs, marketplaces, blockchain games, financial protocols, and more! We leverage a combination of static analysis, automated tools, and a robust manual review process to provide industry-leading security recommendations to your project teams.

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smart contract audits, NFT

One of the leading auditing firms, having audited more than 300+blockchain projects and NFTs. Official partners of all major launchpads like PinkSale, DxSale and UniCrypt.

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DeFi Moon

smart contract audits

Defimoon is the International Blockchain & Smart contract security company providing professional services and solutions at the highest quality, specialized in blockchain and smart contract audit on world-leading chains.

We develop the main conception of a company according to the company's targets and develop strategies of competitive advantage. We create smart contracts that automates your work with assets. Sales or trading, creation or distribution of tokens, invoices, payments and digital certificates.

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We are doing smart contract audits since 2018. Our mission is to secure the decentralized world.

Details avatar

smart contract audits

Extropy is a blockchain consultancy for DLT development and cryptography, including zero knowledge proofs. Extropy was founded in 2015 and offers a wealth of expertise to its customers. We provide security audits.

FYEO avatar


smart contract audits

FYEO is a cybersecurity company focused on securing and empowering enterprises and individuals on the journey to Web 3.0 with blockchain security audits, digital threat monitoring and intelligence and decentralized identity management. FYEO has some of the best DeFi logic experts in the world to test and analyze systems for potential vulnerabilities including comprehensive logic review, code review, and functionality review when advanced cryptographic or ledger solutions are used.

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Green Audit

smart contract audits

Smart Contract Audits and Blockchain Security!

Green Audit provides fast, thorough, professional and easy-to-understand smart contract auditing. Green Audit aims to be one of the most trusted smart contract audit companies.

High quality Smart Contract Audit & KYC Verification in the lowest price in the market!



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Guardian Audits

smart contract audits

Guardian Audits offers comprehensive pay-per-vulnerability solidity smart contract audits

HEXENS avatar


smart contract audits

HEXENS secures your business, data and assets by providing cutting-edge cybersecurity services and solutions, covering all the aspects of companies digital presence.