<100 subscribers

Share Dialog
Share Dialog
Originally published on Medium on 2025/10/14.

In the world of Web3, security is not optional — it’s the foundation.
As a Web3 lifestyle app that transforms payment data into digital assets, SyFu bridges real-world payments and GameFi experiences, enabling users to earn and grow in a decentralized ecosystem.
To ensure the integrity of that foundation, SyFu has completed a comprehensive smart contract audit conducted by Hacken, a leading blockchain security firm.
This article outlines the scope, results, and implications of the audit.
Auditor: Hacken
Audit Period: August 15–27, 2025
Contract Audited: SyFuExcavationToken.sol
Blockchain: BNB Chain
Results (Hacken Severity Classification):
- Critical: 0
- High: 0
- Medium: 0
- Low: 2
- Informational: 3
Status:
- Critical: N/A
- High / Medium / Low / Info: Fixed or accepted and merged into the latest release
Audit Report: Official Hacken Report
The audit focused on validating SyFu’s token smart contract to ensure robustness, transparency, and compliance with Web3 security standards.
Contract audited:SyFuExcavationToken.sol
Main function:
Issuance and management of EVT Tokens
Audit focus:
Access control
Mint/burn logic consistency
Economic integrity
The audit covered the entire codebase at the specified commit, utilizing static analysis, manual line-by-line code review, and threat modeling for real-world use cases.
📊 Summary of Findings
Severity results:
Critical: 0
High: 0
Medium: 0
Low: 2 (1 accepted, 1 fixed)
Informational: 3 (Fixed or reflected in documentation)
Key Improvements:
Added validation logic to initialization functions
Optimized gas efficiency and code maintainability
Explicit declaration of compiler version
All fixes and updates were verified and approved by Hacken in the final re-audit.
This audit is part of SyFu’s ongoing commitment to strengthen its security posture.
SyFu will continue to maintain robust standards through:
Regular code reviews and periodic re-audits
On-chain monitoring of deployed smart contracts
Long-term collaboration with security partners
These efforts reflect SyFu’s mission to provide a trusted and transparent experience for all users and partners in the ecosystem.
Hacken Official Report: View Report
SyFu GitBook: https://docs.syfu.io/security/audit
This audit represents a technical evaluation of the codebase at a specific point in time and does not guarantee the complete absence of risks or vulnerabilities.
SyFu remains committed to continuously improving its infrastructure and maintaining the highest standards of user security and trust.
Originally published on Medium on 2025/10/14.

In the world of Web3, security is not optional — it’s the foundation.
As a Web3 lifestyle app that transforms payment data into digital assets, SyFu bridges real-world payments and GameFi experiences, enabling users to earn and grow in a decentralized ecosystem.
To ensure the integrity of that foundation, SyFu has completed a comprehensive smart contract audit conducted by Hacken, a leading blockchain security firm.
This article outlines the scope, results, and implications of the audit.
Auditor: Hacken
Audit Period: August 15–27, 2025
Contract Audited: SyFuExcavationToken.sol
Blockchain: BNB Chain
Results (Hacken Severity Classification):
- Critical: 0
- High: 0
- Medium: 0
- Low: 2
- Informational: 3
Status:
- Critical: N/A
- High / Medium / Low / Info: Fixed or accepted and merged into the latest release
Audit Report: Official Hacken Report
The audit focused on validating SyFu’s token smart contract to ensure robustness, transparency, and compliance with Web3 security standards.
Contract audited:SyFuExcavationToken.sol
Main function:
Issuance and management of EVT Tokens
Audit focus:
Access control
Mint/burn logic consistency
Economic integrity
The audit covered the entire codebase at the specified commit, utilizing static analysis, manual line-by-line code review, and threat modeling for real-world use cases.
📊 Summary of Findings
Severity results:
Critical: 0
High: 0
Medium: 0
Low: 2 (1 accepted, 1 fixed)
Informational: 3 (Fixed or reflected in documentation)
Key Improvements:
Added validation logic to initialization functions
Optimized gas efficiency and code maintainability
Explicit declaration of compiler version
All fixes and updates were verified and approved by Hacken in the final re-audit.
This audit is part of SyFu’s ongoing commitment to strengthen its security posture.
SyFu will continue to maintain robust standards through:
Regular code reviews and periodic re-audits
On-chain monitoring of deployed smart contracts
Long-term collaboration with security partners
These efforts reflect SyFu’s mission to provide a trusted and transparent experience for all users and partners in the ecosystem.
Hacken Official Report: View Report
SyFu GitBook: https://docs.syfu.io/security/audit
This audit represents a technical evaluation of the codebase at a specific point in time and does not guarantee the complete absence of risks or vulnerabilities.
SyFu remains committed to continuously improving its infrastructure and maintaining the highest standards of user security and trust.
SyFu : Payment Data DePIN
SyFu : Payment Data DePIN
No comments yet