Blue Art Token Info

bluearttoken.com

We are building a metaverse universe that will bring the world of visual arts to the blockchain network. BlueArt; will organize exhibitions on Metaverse with famous names from the painting and animation world. We have implemented an ecosystem that will also create opportunities for new and promising artists to be recognized. Users on the BlueArt platform can buy and sell unique digital items such as artwork, game items and more in the form of Non Fungible Tokens (NFT). The platform offers users a fully featured marketplace that is filtered and sorted using different categories to create a smooth and easy user experience. BlueArt Token; It operates as a BEP20 token on Binance Smart Chain and has a maximum supply of 88 million units. It is technically impossible to increase the supply of BlueArt Token as this feature has been canceled in the smart contract. Maximum Supply; will decrease continuously with regular manual burning.

Blue Art Token Logo

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On-Chain Insights

Smart Contract Audit

Static Analysis Dynamic Analysis Symbolic Execution SWC Check Manual Review
Contract address
0x81Aa...0568
Network BNB Smart Chain - Mainnet
License N/A
Compiler N/A N/A
Type N/A
Language Solidity
Onboard date 2022/10/12
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 can set high fees

Contract owner is able to set fees above 25%. Very high fees can also prevent token transfer.

Contract cannot be locked

Owner cannot lock any user funds.

Token cannot be burned

There is no burn function within the contract.

Ownership is not renounced

Contract can be manipulated by owner functions.

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:

  • Include/Exclude accounts from fees
  • Set charity account address
  • Update the fees and it can be set up to 99.99%

Scope of Work

Files and details

This audit covered the following files listed below with a SHA-1 Hash. The Team mentioned above provided us with the files that need to be evaluated.

The auditing process follows a routine series of steps:
  1. Review the specifications, sources, and instructions provided to SolidProof to ensure we understand the smart contract's size, scope, and functionality.
  2. Manual review of code, which is the process of reading source code line-by-line in an attempt to identify potential vulnerabilities.
  3. Specification comparison checks whether the code does what the specifications, sources, and instructions provided to SolidProof describe.
  4. Test coverage analysis determines whether the test cases are actually covering the code and how much code is exercised when we run those test cases.
  5. Symbolic execution is analyzing a program to determine what inputs cause each part of a program to execute.
  6. Based on the established industry and academic practices, recommendations, and research, best practices review smart contracts to improve efficiency, effectiveness, clarity, maintainability, security, and control.
  7. Specific, itemized, actionable recommendations to help you take steps to secure your smart contracts.

A file with a different Hash has been intentionally or otherwise modified after the security review. A different Hash could be (but not necessarily) an indication of a changed condition or potential vulnerability that was not within the scope of this review.

Findings and Audit result

low Issues | 6 findings

Pending

#1 low Issue
Local variables shadowing (shadowing-local)
CoinToken.sol
L523
L632
Description

Rename the local variables that shadow another component.

Pending

#2 low Issue
Missing Events Arithmetic (events-maths)
CoinToken.sol
L591-626
Description

Emit an event for critical parameter changes.

Pending

#3 low Issue
Missing Zero Address Validation (missing-zero-check)
CoinToken.sol
L477
L477
L477
L613
Description

Check that the address is not zero.

Pending

#4 low Issue
Missing Error Message
CoinToken.sol
L619
Description

We recommend to put error messages in all require checks to avoid any confusion.

Pending

#5 low Issue
Floating Pragma
CoinToken.sol
-
Description

The current pragma Solidity directive is “^0.8.2". Contracts should be deployed with the same compiler version and flags that they have been tested thoroughly. Locking the pragma helps to ensure that contracts do not accidentally get deployed using other versions.

Pending

#6 low Issue
Contract doesn’t import npm packages from source (like OpenZeppelin etc.)
CoinToken.sol
-
Description

We recommend importing all packages from npm directly without flattening the contract. Functions could be modified or can be susceptible to vulnerabilities

medium Issues | 1 findings

Pending

#1 medium Issue
Missing balance check
CoinToken.sol
L640
Description

The transfer functions do not check for the sender's balance which will result in users sending more tokens than their balance and affect the price and supply of the token