CD Security exceeded our expectations during Beezie's smart contract audits. Their thorough approach, deep expertise, and proactive communication ensured top-notch security. Working with them was a pleasure, and we trust them completely for all our future auditing needs!
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Languages We Audit
Expert security analysis across all major blockchain programming languages
Latest Insights
Stay updated with the latest security research and best practices
Why Top Protocols Trust CD Security
Discover why leading protocols choose CD Security for their audits

Senior Experts on Every Audit
Your audit is handled only by seasoned senior auditors, carefully matched to your protocol's exact domain.

Real Attacker Mindset
Our auditors operate with an authentic attacker's mindset, simulating how real adversaries would target your system.

Proven Track Record with Leading Protocols
We’ve audited some of the biggest and most complex protocols in DeFi. We know what high-stakes systems demand and how to secure them.

Can Start as Soon as 24 Hours After Your Request
Fast start windows for urgent reviews and pre-launch checks.
What Our Clients Say
Trusted by leading projects across the blockchain ecosystem
CD Security engagement has been very productive for us as they are thorough and diligent, highly responsive and fast. Their intact knowledge of the previous versions has helped our code quality and has trained our engineers to be the best in class.
Our experience with CD Security was professional, punctual, and responsive throughout the process. They deeply understood what we're building and provided thoughtful input and security findings. A smooth experience from start to finish.
Our collaboration with CDSecurity was highly productive. Their auditors demonstrated exceptional engagement and promptly communicated all findings. Hard to give criticism, it was great partnership and quality of work and communications were top notch, thank you guys!
CD Security delivered a thorough audit for our Smart Invoice smart contracts, demonstrating strong attention to detail and expertise. Despite a few last-minute changes on our end, they were highly responsive and accommodating throughout. Their clear communication ensured the process ran smoothly, and we look forward to working with them again for future security needs.
CD Security provided great insights along with solutions for our project. Great feedback and collaboration allowed us to deliver quickly and securely.
CD Security exceeded our expectations during Beezie's smart contract audits. Their thorough approach, deep expertise, and proactive communication ensured top-notch security. Working with them was a pleasure, and we trust them completely for all our future auditing needs!
CD Security engagement has been very productive for us as they are thorough and diligent, highly responsive and fast. Their intact knowledge of the previous versions has helped our code quality and has trained our engineers to be the best in class.
Our experience with CD Security was professional, punctual, and responsive throughout the process. They deeply understood what we're building and provided thoughtful input and security findings. A smooth experience from start to finish.
Our collaboration with CDSecurity was highly productive. Their auditors demonstrated exceptional engagement and promptly communicated all findings. Hard to give criticism, it was great partnership and quality of work and communications were top notch, thank you guys!
CD Security delivered a thorough audit for our Smart Invoice smart contracts, demonstrating strong attention to detail and expertise. Despite a few last-minute changes on our end, they were highly responsive and accommodating throughout. Their clear communication ensured the process ran smoothly, and we look forward to working with them again for future security needs.
CD Security provided great insights along with solutions for our project. Great feedback and collaboration allowed us to deliver quickly and securely.



