The cybersecurity field provides a wide range of crypto auditors to choose from. However, before picking a suitable one for your projects, always make sure to conduct thorough research on their past performance and track history to understand their reliability level. Based on multiple distinguishing factors, here are the most trustworthy auditing company you can consider: - Trail of Bits: Trail of Bits is one of the giants of the security industry with the quality and reliability of the provided services. Along with solutions, Trail Of Bits offers various security tools and resources for proper testing like Slither, Crytic, and Echidna. - Chainsulting: The Chainsulting team offers clients a wide range of services and blockchain solutions. Some of them include Distributed Ledger Technology, Smart Contract Auditing, Blockchain Technology Development, etc. - Certik: If you are keen on implementing formal verification for your projects, then Certik is the best choice. Along with the verification technology, the firm provides other solutions such as security audits, bug bounty coordination, and blockchain analysis. - Hacken: One of the leading players in the auditing field is Hacken. The company has a wide range of security and audit services, including blockchain security, vulnerability testing, crypto exchange rankings, and more. - SolidProof: It is a German auditing firm that mainly focuses on security assessments to identify existing vulnerabilities and issues through automated and manual analysis. After discovering the current security problems, the team offers solid remediation options and gives appropriate recommendations on enhancing the existing protection measures. - Runtime Verification: Another audit firm with a strong focus on verification technology is Runtime Verification. Other services and solutions of the company include traditional smart contract auditing services, blockchain security, smart contract development, project research and analysis, and more.