Balance Network
Smart Contract Audit Report
Audit Summary
Balance Network is a new BEP-20 token on the Binance Smart Chain.
For this audit, we reviewed the project team's BalanceNetwork contract at 0x5Cf8eA4278f689B301C4a17DdCa9D5ec8b0B0511 on the Binance Smart Chain Mainnet.
We previously reviewed the project team's token contract here.
Audit Findings
No findings were identified, though some centralized aspects are present.
Date: May 8th, 2023.
Contract Overview
- The total supply of the token is set to 200 million [200,000,000] $BLN.
- No mint functions are accessible beyond deployment.
- The owner can burn their own tokens to reduce the total supply at any time.
- At the time of writing this report, there are 216 total token holders. The token allocation is as follows:
- 29.82% of the total supply belongs to the owner.
- 20% of the total supply is locked in a Trustswap token locking contract and will unlock on June 5th, 2023.
- 10% of the total supply is stored in a vesting contract.
- 10% of the total supply is stored in a vesting contract.
- 10% of the total supply is stored in a vesting contract.
- 10% of the total supply is stored in a vesting contract.
- 5% of the total supply is stored in a vesting contract.
- 5% of the total supply is stored in a vesting contract.
- 0.085% of the total supply is in Pancakeswap liquidity.
- Of that liquidity, 99.87% of the LP tokens are locked in a Trustswap token locking contract and will unlock on September 4th, 2023.
- The next five EOAs own a cumulative 0.0574% of the total supply.
- Blacklisted users are prohibited from participating in transfers.
- The owner can add/remove any address from the transfer blacklist at any time.
- The owner can burn any blacklisted user's full token balance at any time.
- The owner can pause/unpause trading at any time.
- There are no fees associated with transferring tokens.
- As the contract is deployed with Solidity v0.8.12, it is protected from overflows/underflows.
- The contract complies with the BEP-20 token standard.
Audit Results
Vulnerability Category | Notes | Result |
---|---|---|
Arbitrary Jump/Storage Write | N/A | PASS |
Centralization of Control | The owner can add any account to the transfer blacklist and burn their full token balance at any time. | WARNING |
Compiler Issues | N/A | PASS |
Delegate Call to Untrusted Contract | N/A | PASS |
Dependence on Predictable Variables | N/A | PASS |
Ether/Token Theft | N/A | PASS |
Flash Loans | N/A | PASS |
Front Running | N/A | PASS |
Improper Events | N/A | PASS |
Improper Authorization Scheme | N/A | PASS |
Integer Over/Underflow | N/A | PASS |
Logical Issues | N/A | PASS |
Oracle Issues | N/A | PASS |
Outdated Compiler Version | N/A | PASS |
Race Conditions | N/A | PASS |
Reentrancy | N/A | PASS |
Signature Issues | N/A | PASS |
Sybil Attack | N/A | PASS |
Unbounded Loops | N/A | PASS |
Unused Code | N/A | PASS |
Overall Contract Safety | PASS |
Inheritance Chart
Function Graph
Functions Overview
($) = payable function
# = non-constant function
Int = Internal
Ext = External
Pub = Public
+ Ownable
- [Pub] #
- [Ext] owner
- [Pub] isOwner
- [Ext] renounceOwnership #
- modifiers: onlyOwner
- [Ext] transferOwnership #
- modifiers: onlyOwner
- [Int] _transferOwnership #
+ BlackList (Ownable)
- [Pub] isBlacklisted
- [Ext] blacklistAccount #
- modifiers: onlyOwner
+ Pausable (Ownable)
- [Ext] pause #
- modifiers: onlyOwner,whenNotPaused
- [Ext] unpause #
- modifiers: onlyOwner,whenPaused
+ [Int] IERC20
- [Ext] totalSupply
- [Ext] balanceOf
- [Ext] allowance
- [Ext] transfer #
- [Ext] transferFrom #
- [Ext] approve #
- [Ext] decreaseAllowance #
- [Ext] increaseAllowance #
+ ERC20 (IERC20, BlackList, Pausable)
- [Ext] totalSupply
- [Ext] balanceOf
- [Ext] allowance
- [Ext] approve #
- [Ext] increaseAllowance #
- [Ext] decreaseAllowance #
- [Ext] transferFrom #
- [Ext] transfer #
- [Int] _transfer #
- modifiers: whenNotPaused
- [Int] _mint #
- [Ext] burn #
- modifiers: onlyOwner
- [Int] _burn #
- [Ext] destroyBlackFunds #
- modifiers: onlyOwner
+ ERC20Detailed (ERC20)
- [Pub] #
- [Ext] name
- [Ext] symbol
- [Ext] decimals
+ BalanceNetwork (ERC20Detailed)
- [Pub] #
- modifiers: ERC20Detailed
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What is a SourceHat Audit?
Typically, a smart contract audit is a comprehensive review process designed to discover logical errors, security vulnerabilities, and optimization opportunities within code. A SourceHat Audit takes this a step further by verifying economic logic to ensure the stability of smart contracts and highlighting privileged functionality to create a report that is easy to understand for developers and community members alike.
How Do I Interpret the Findings?
Each of our Findings will be labeled with a Severity level. We always recommend the team resolve High, Medium, and Low severity findings prior to deploying the code to the mainnet. Here is a breakdown on what each Severity level means for the project:
- High severity indicates that the issue puts a large number of users' funds at risk and has a high probability of exploitation, or the smart contract contains serious logical issues which can prevent the code from operating as intended.
- Medium severity issues are those which place at least some users' funds at risk and has a medium to high probability of exploitation.
- Low severity issues have a relatively minor risk association; these issues have a low probability of occurring or may have a minimal impact.
- Informational issues pose no immediate risk, but inform the project team of opportunities for gas optimizations and following smart contract security best practices.