XKX Info

XKX Ecosystem provides practical tools for the blockchain industry. The ecosystem consists of four applications, including crypto marketing Dapp, audit detection tools, blockchain Crypto News System, and XKX trading robots.

XKX Logo

TrustNet Score

The TrustNet Score evaluates crypto projects based on audit results, security, KYC verification, and social media presence. This score offers a quick, transparent view of a project's credibility, helping users make informed decisions in the Web3 space.

29.67
Poor Excellent

Real-Time Threat Detection

Real-time threat detection, powered by Cyvers.io, is currently not activated for this project.

This advanced feature provides continuous monitoring and instant alerts to safeguard your assets from potential security threats. Real-time detection enhances your project's security by proactively identifying and mitigating risks. For more information, click here.

Security Assessments

Static Analysis Dynamic Analysis Symbolic Execution SWC Check Manual Review
Contract address
0x5202...4c10
Network
Ethereum - Mainnet
License N/A
Compiler N/A
Type N/A
Language Solidity
Onboard date 2023/12/30
Revision date In progress

Summary and Final Words

No crucial issues found

The contract does not contain issues of high or medium criticality. This means that no known vulnerabilities were found in the source code.

Contract owner cannot mint

It is not possible to mint new tokens.

Contract owner cannot blacklist addresses.

It is not possible to lock user funds by blacklisting addresses.

Contract owner cannot set high fees

The fees, if applicable, can be a maximum of 25% or lower. The contract can therefore not be locked. Please take a look in the comment section for more details.

Token transfer can be locked

Owner can lock user funds with owner functions.

Token cannot be burned

There is no burning within the contract without any allowances

Ownership is not renounced

The owner retains significant control, which could potentially be used to modify key contract parameters.

Scope of Work

This audit encompasses the evaluation of the files listed below, each verified with a SHA-1 Hash. The team referenced above has provided the necessary files for assessment.

The auditing process consists of the following systematic steps:

  1. Specification Review: Analyze the provided specifications, source code, and instructions to fully understand the smart contract's size, scope, and functionality.
  2. Manual Code Examination: Conduct a thorough line-by-line review of the source code to identify potential vulnerabilities and areas for improvement.
  3. Specification Alignment: Ensure that the code accurately implements the provided specifications and intended functionalities.
  4. Test Coverage Assessment: Evaluate the extent and effectiveness of test cases in covering the codebase, identifying any gaps in testing.
  5. Symbolic Execution: Analyze the smart contract to determine how various inputs affect execution paths, identifying potential edge cases and vulnerabilities.
  6. Best Practices Evaluation: Assess the smart contracts against established industry and academic best practices to enhance efficiency, maintainability, and security.
  7. Actionable Recommendations: Provide detailed, specific, and actionable steps to secure and optimize the smart contracts.

A file with a different Hash has been intentionally or otherwise modified after the security review. A different Hash may indicate a changed condition or potential vulnerability that was not within the scope of this review.

Final Words

The following provides a concise summary of the audit report, accompanied by insightful comments from the auditor. This overview captures the key findings and observations, offering valuable context and clarity.


Ownership Privileges
  • Set maximum buy and sell amount
  • Enable/Disable airdrop, swap and wallet limits
  • Set the wallet limit to any arbitrary value, including zero, which may result in the lock of user funds when the wallet limit is enabled.
  • Set buy and sell fees up to 25%
  • Include/Exclude wallets from fees and rewards
  • Set the Fund Wallet Address

Note - This Audit report consists of a security analysis of the XKX Token smart contract. This analysis did not include functional testing (or unit testing) of the contract’s logic. Moreover, we only audited one token contract for the XKX team; our team did not audit other contracts associated with the project. We recommend investors to do their own research before investing.

Files and details

Functions
public

/

State variables
public

/

Total lines
of code

/

Capabilities
Hover on items

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Findings and Audit result

medium Issues | 2 findings

Pending

#1 medium Issue
Owner can lock user funds
FatToken.sol
L318
Description

The contract owner can set the maximum wallet limit to any arbitrary value, including zero. If done so, user funds will be locked

Pending

#2 medium Issue
Liquidity is Credited to an EOA
FatToken.sol
L822
L858
Description

The contract's liquidity is automatically added to the 'fund' address, which is not recommended because, in an extreme scenario, this can be used to drain liquidity from the contract.

low Issues | 3 findings

Pending

#1 low Issue
Local variables shadowing
FatToken.sol
L379
L393
Description

Rename the local variables that shadow another component.

Pending

#2 low Issue
Missing Events Arithmetic
FatToken.sol
L306-316
L318-320
L339-354
L552-554
L583-586
L706-709
Description

Emit an event for critical parameter changes.

Pending

#3 low Issue
Uninitialized local variables
FatToken.sol
L720
L635
L413
L696
L634
Description

Initialize all the variables. If a variable is meant to be initialized to zero, explicitly set it to zero to improve code readability.

optimization Issues | 2 findings

Pending

#1 optimization Issue
State variables that could be declared constant
FatToken.sol
L293
Description

Add the `constant` attributes to state variables that never change.

Pending

#2 optimization Issue
Public function that could be declared external
FatToken.sol
L43-49
L55-62
L67-69
L327-329
L331-333
L335-337
L367-369
L371-376
L378-383
L385-391
L407-416
L516-522
L524-536
L552-554
L566-568
L583-586
L590-597
L706-709
Description

Use the `external` attribute for functions never called from the contract.

informational Issues | 2 findings

Pending

#1 informational Issue
Functions that are not used
FatToken.sol
L13-16
L81-86
L114-116
L118-128
L130-132
L134-141
L103-112
L88-90
L92-101
Description

Remove unused functions.

Pending

#2 informational Issue
Unused return values
FatToken.sol
L420-422
L436-514
L768-873
L768-873
Description

Ensure that all the return values of the function calls are used.