Web3 security companies generally provide security auditing and blockchain security solutions for blockchain projects. They usually offer a range of security services, including penetration testing, vulnerability assessment, and cybersecurity consulting. These companies aim to secure smart contracts and blockchain-based systems against hacking and cyber threats. These three Web3 security companies are great for safekeeping your digital assets.


Hacken is a cybersecurity company founded in 2017 and headquartered in Kyiv, Ukraine. Hacken offers a bug bounty program that rewards ethical hackers for identifying vulnerabilities in their clients’ systems.

Hacken is committed to providing top-notch cybersecurity services to its clients, including small and large enterprises. The company’s team comprises cybersecurity experts, blockchain developers, and ethical hackers who work together to ensure that their clients’ digital assets and data are protected against cyber attacks.

In addition to its services, Hacken has also developed its security-related products, such as HackenAI, a personal security application that uses machine learning algorithms to monitor users’ online accounts and alert them to potential security threats.

Hacken is a rapidly growing company that has earned a reputation for its expertise in the field of cybersecurity. Its commitment to innovation and quality has made it a trusted partner for businesses looking to protect their digital assets from cyber threats.


CertiK was founded in 2017 and is headquartered in New York City, with additional offices in Singapore and Shanghai. 

Certik offers a range of blockchain security services, including smart contract audits, penetration testing, and vulnerability assessments. Their team consists of blockchain experts, cybersecurity specialists, and software engineers who work together to provide a comprehensive security analysis of blockchain-based systems.

The company has developed its security protocol called DeepSEA, which is designed to make smart contracts more secure and reduce the risk of hacks and exploits. DeepSEA uses mathematical proofs to verify the correctness of smart contracts and can detect potential vulnerabilities before they can be exploited by attackers.

CertiK has established itself as a leading provider of blockchain security solutions, with clients that include major blockchain projects and exchanges. The company is committed to creating a more secure and transparent blockchain ecosystem and is continuously developing new security solutions to protect against emerging cyber threats.


Quantstamp is a blockchain security company founded in 2017 with headquarters in San Francisco, California. 

Quantstamp’s core service is a security auditing platform that uses automated tools and manual reviews to identify potential vulnerabilities in smart contracts. Their blockchain experts and security professionals work together to provide comprehensive security analysis and recommendations for addressing any issues found.

The company has also developed its security protocol called the Quantstamp Protocol, designed to help smart contract developers build more secure and trustworthy applications. The protocol uses blockchain technology to provide a decentralized and trustless security solution that can be used across different blockchain platforms.

Quantstamp has established partnerships with major blockchain projects and has completed security audits for a wide range of clients. The company is committed to building a more secure and trustworthy blockchain ecosystem and is continuously developing new solutions to address emerging security threats.