# 11.4 Smart Contract Audit

### Overview

SyFu’s smart contract SyFuExcavationToken.sol has successfully completed a comprehensive security audit conducted by Hacken, a leading blockchain security firm. The audit, finalized in August 2025, reinforces SyFu’s ongoing commitment to transparency, reliability, and security within its Web3 lifestyle ecosystem that transforms payment data into digital assets.

### Audit Details

| Item                | Description                                                                     |
| ------------------- | ------------------------------------------------------------------------------- |
| Auditor             | Hacken                                                                          |
| Audit Period        | August 15–27, 2025                                                              |
| Contract Audited    | SyFuExcavationToken.sol                                                         |
| Blockchain          | BNB Chain                                                                       |
| Audit Report        | [Official Hacken Report](https://hacken.io/audits/syfu/sca-syfu-token-aug2025/) |
| Verification Status | All findings reviewed and verified by Hacken                                    |

### Findings Summary

| Severity      | Findings | Status                              |
| ------------- | -------- | ----------------------------------- |
| 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.

### Audit Scope and Methodology

The audit focused on validating SyFu’s token smart contract to ensure robustness, transparency, and compliance with Web3 security standards.\
Hacken conducted:

* Static analysis and manual line-by-line code review
* Threat modeling for real-world use cases
* Verification of access control, mint/burn logic, and economic integrity

### Ongoing Security Measures

SyFu continues to maintain a high level of security 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.

### References

🔗 Hacken Official Report: [View Report](https://hacken.io/audits/syfu/sca-syfu-token-aug2025/)

### Disclaimer

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.