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Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
TokenRecover.recoverToken(address,uint256) (contracts/tokens/helpers/TokenRecover.sol#9-11) ignores return value by IERC20(tokenAddress).transfer(owner(),tokenAmount) (contracts/tokens/helpers/TokenRecover.sol#10)
Use SafeERC20, or ensure that the transfer/transferFrom return value is checked.
Additional information: link
Contract ownership is not renounced (belongs to a wallet)
Different versions of Solidity is used:
- Version used: ['>=0.5.0', '^0.8.0']
- ^0.8.0 (@openzeppelin/contracts/utils/Context.sol#3)
- >=0.5.0 (@uniswap/v2-periphery/contracts/interfaces/IERC20.sol#1)
- ^0.8.0 (contracts/service/MetacryptHelper.sol#2)
- ^0.8.0 (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#2)
- ^0.8.0 (contracts/tokens/helpers/ERC20.sol#3)
- ^0.8.0 (contracts/tokens/helpers/ERC20Burnable.sol#3)
- ^0.8.0 (contracts/tokens/helpers/ERC20Capped.sol#3)
- ^0.8.0 (contracts/tokens/helpers/ERC20Decimals.sol#2)
- ^0.8.0 (contracts/tokens/helpers/ERC20Mintable.sol#2)
- ^0.8.0 (contracts/tokens/helpers/ERC20Ownable.sol#2)
- ^0.8.0 (contracts/tokens/helpers/TokenRecover.sol#2)
Use one Solidity version.
Additional information: link
Context._msgData() (@openzeppelin/contracts/utils/Context.sol#20-23) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Context.sol#3) allows old versions
Pragma version>=0.5.0 (@uniswap/v2-periphery/contracts/interfaces/IERC20.sol#1) allows old versions
Pragma version^0.8.0 (contracts/service/MetacryptHelper.sol#2) allows old versions
Pragma version^0.8.0 (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#2) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/ERC20.sol#3) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/ERC20Burnable.sol#3) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/ERC20Capped.sol#3) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/ERC20Decimals.sol#2) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/ERC20Mintable.sol#2) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/ERC20Ownable.sol#2) allows old versions
Pragma version^0.8.0 (contracts/tokens/helpers/TokenRecover.sol#2) allows old versions
solc-0.8.9 is not recommended for deployment
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
Variable MetacryptHelper.__target (contracts/service/MetacryptHelper.sol#5) is not in mixedCase
Variable MetacryptHelper.__identifier (contracts/service/MetacryptHelper.sol#6) is not in mixedCase
Contract Metacrypt_B_TR_MB_NC_X (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#14-52) is not in CapWords
Follow the Solidity naming convention.
Additional information: link
Redundant expression "this (@openzeppelin/contracts/utils/Context.sol#21)" inContext (@openzeppelin/contracts/utils/Context.sol#15-24)
Remove redundant statements if they congest code but offer no value.
Additional information: link
Reentrancy in Metacrypt_B_TR_MB_NC_X.constructor(address,string,string,uint8,uint256,uint256) (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#23-39):
External calls:
- MetacryptHelper(Metacrypt_B_TR_MB_NC_X,__metacrypt_target) (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#35)
- address(__metacrypt_target).transfer(msg.value) (contracts/service/MetacryptHelper.sol#11)
State variables written after the call(s):
- ERC20._mint(_msgSender(),__metacrypt_initial) (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#38)
- _balances[account] += amount (contracts/tokens/helpers/ERC20.sol#223)
- ERC20._mint(_msgSender(),__metacrypt_initial) (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#38)
- _totalSupply += amount (contracts/tokens/helpers/ERC20.sol#222)
Event emitted after the call(s):
- Transfer(address(0),account,amount) (contracts/tokens/helpers/ERC20.sol#224)
- ERC20._mint(_msgSender(),__metacrypt_initial) (contracts/tokens/Metacrypt_B_TR_MB_NC_X.sol#38)
Apply the check-effects-interactions pattern.
Additional information: link
createdByMetacrypt() should be declared external:
- MetacryptHelper.createdByMetacrypt() (contracts/service/MetacryptHelper.sol#14-16)
getIdentifier() should be declared external:
- MetacryptHelper.getIdentifier() (contracts/service/MetacryptHelper.sol#18-20)
name() should be declared external:
- ERC20.name() (contracts/tokens/helpers/ERC20.sol#35-37)
symbol() should be declared external:
- ERC20.symbol() (contracts/tokens/helpers/ERC20.sol#43-45)
balanceOf(address) should be declared external:
- ERC20.balanceOf(address) (contracts/tokens/helpers/ERC20.sol#74-76)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (contracts/tokens/helpers/ERC20.sol#86-89)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (contracts/tokens/helpers/ERC20.sol#105-108)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (contracts/tokens/helpers/ERC20.sol#123-135)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (contracts/tokens/helpers/ERC20.sol#149-152)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (contracts/tokens/helpers/ERC20.sol#168-174)
burn(uint256) should be declared external:
- ERC20Burnable.burn(uint256) (contracts/tokens/helpers/ERC20Burnable.sol#19-21)
burnFrom(address,uint256) should be declared external:
- ERC20Burnable.burnFrom(address,uint256) (contracts/tokens/helpers/ERC20Burnable.sol#34-39)
renounceOwnership() should be declared external:
- ERC20Ownable.renounceOwnership() (contracts/tokens/helpers/ERC20Ownable.sol#26-29)
transferOwnership(address) should be declared external:
- ERC20Ownable.transferOwnership(address) (contracts/tokens/helpers/ERC20Ownable.sol#31-35)
recoverToken(address,uint256) should be declared external:
- TokenRecover.recoverToken(address,uint256) (contracts/tokens/helpers/TokenRecover.sol#9-11)
Use the external attribute for functions never called from the contract.
Additional information: link
Unable to find token/project description on the website or on BscScan, CoinMarketCap
Unable to find token contract audit
Unable to find audit link on the website
Unable to find whitepaper link on the website
Token was delisted from CoinGecko
Additional information: link
Unable to find token on CoinMarketCap
Additional information: link
Unable to find token on CoinHunt
Additional information: link
Unable to find code repository for the project
Token has no active CoinGecko listing / rank
Token has no active CoinMarketCap listing / rank
Young tokens have high risks of price dump / death
Telegram account link seems to be invalid
Unable to find Blog account (Reddit or Medium)
Unable to find Youtube account
Unable to find Discord account