About ONUS
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ONUS is a cryptocurrency investment application, first launched on March 23, 2020, on both Android & iOS. After 18 months of deployment and improvement, ONUS is now one of the most used digital assets investment applications in Vietnam, with more than 2 million installs and a complete ecosystem of investment products.
ONUS focuses on new entrants to the cryptocurrency market by developing user-friendly, secure digital financial investment solutions that everyone can use.
ONUS token is a utility token and has unlimited uses in the ONUS ecosystem:
- Share 50% transaction fees from ONUS and Staking with a profit of about: 30% per year
- Use as transaction fees, upgrade VIP, partners, and participate in IEO: Launchpad Privilege
- Use in decentralized products that we are developing in the near future
ONUS is now being developed on the Binance Smart Chain, Ethereum, Polygon, and Kardia Chain.
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Laser Scorebeta Last Audit: 2 March 2022
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Different versions of Solidity is used:
- Version used: ['0.6.12', '>=0.6.0<0.8.0']
- 0.6.12 (contracts/ONUSToken.sol#1)
- >=0.6.0<0.8.0 (contracts/libs/Context.sol#3)
- >=0.6.0<0.8.0 (contracts/libs/ERC20.sol#3)
- >=0.6.0<0.8.0 (contracts/libs/ERC20Burnable.sol#3)
- >=0.6.0<0.8.0 (contracts/libs/IERC20.sol#3)
- >=0.6.0<0.8.0 (contracts/libs/SafeMath.sol#3)
Use one Solidity version.
Additional information: link
Context._msgData() (contracts/libs/Context.sol#20-23) is never used and should be removed
ERC20._setupDecimals(uint8) (contracts/libs/ERC20.sol#287-289) is never used and should be removed
SafeMath.div(uint256,uint256) (contracts/libs/SafeMath.sol#135-138) is never used and should be removed
SafeMath.div(uint256,uint256,string) (contracts/libs/SafeMath.sol#190-193) is never used and should be removed
SafeMath.mod(uint256,uint256) (contracts/libs/SafeMath.sol#152-155) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (contracts/libs/SafeMath.sol#210-213) is never used and should be removed
SafeMath.mul(uint256,uint256) (contracts/libs/SafeMath.sol#116-121) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (contracts/libs/SafeMath.sol#24-28) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (contracts/libs/SafeMath.sol#60-63) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (contracts/libs/SafeMath.sol#70-73) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (contracts/libs/SafeMath.sol#45-53) is never used and should be removed
SafeMath.trySub(uint256,uint256) (contracts/libs/SafeMath.sol#35-38) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version>=0.6.0<0.8.0 (contracts/libs/Context.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (contracts/libs/ERC20.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (contracts/libs/ERC20Burnable.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (contracts/libs/IERC20.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (contracts/libs/SafeMath.sol#3) is too complex
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
Redundant expression "this (contracts/libs/Context.sol#21)" inContext (contracts/libs/Context.sol#15-24)
Remove redundant statements if they congest code but offer no value.
Additional information: link
ONUSToken.constructor() (contracts/ONUSToken.sol#9-11) uses literals with too many digits:
- ERC20._mint(_msgSender(),40000000 * 10 ** 18) (contracts/ONUSToken.sol#10)
Use: Ether suffix, Time suffix, or The scientific notation
Additional information: link
name() should be declared external:
- ERC20.name() (contracts/libs/ERC20.sol#64-66)
symbol() should be declared external:
- ERC20.symbol() (contracts/libs/ERC20.sol#72-74)
decimals() should be declared external:
- ERC20.decimals() (contracts/libs/ERC20.sol#89-91)
totalSupply() should be declared external:
- ERC20.totalSupply() (contracts/libs/ERC20.sol#96-98)
balanceOf(address) should be declared external:
- ERC20.balanceOf(address) (contracts/libs/ERC20.sol#103-105)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (contracts/libs/ERC20.sol#115-118)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (contracts/libs/ERC20.sol#134-137)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (contracts/libs/ERC20.sol#152-156)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (contracts/libs/ERC20.sol#170-173)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (contracts/libs/ERC20.sol#189-192)
burn(uint256) should be declared external:
- ERC20Burnable.burn(uint256) (contracts/libs/ERC20Burnable.sol#21-23)
burnFrom(address,uint256) should be declared external:
- ERC20Burnable.burnFrom(address,uint256) (contracts/libs/ERC20Burnable.sol#36-41)
Use the external attribute for functions never called from the contract.
Additional information: link
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Price for ONUS
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