They Trust Us
Why Sayfer
100+
Global Clients
$1.1B+
Secured by Audits
ZERO
Client’s Hacked
Money Back Guarantee on Security Audits*
54
Years of Combined Experience
We Work with Any Budget
Hadar, CTO Etoro (GoodDollar)
“Sayfer’s team exceeded my expectations when they conducted a smart contract audit for our protocol. They went above and beyond to uncover complex vulnerabilities and provided valuable insights for ensuring the security and integrity of our contracts. I highly recommend Sayfer for any smart contract audit needs.”

Our Services
Smart Contracts Audit
Ensure the security of your smart contract with a thorough line-by-line code analysis performed by expert auditors.
Penetration Testing
Detect vulnerabilities in your project through customized and controlled simulated cyber attacks.
Private Key Protection
Keep your keys and wallets safe and secure with Sayfer's reliable security tools.
Security Consulting
Secure every layer of your project, from ideation to deployment, with advice from the industry's top experts.