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TANDA [The TANDA Group] Token

About TANDA

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Token 19 days
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100% Profit Guaranteed!* This is a unique and special token which allows investors to get back their starting investment. Invest $500, you get your $500 back PLUS keep your tokens. There is not and will never be a more generous token than TANDA. KYCed. Experienced and trusted leaders. Staking with 100% APY. Unique NFTs comparable to Bored Ape. Other utilities to be announced. *Please read whitepaper for more details.

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Laser Scorebeta Last Audit: 22 June 2022

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Token is either risky or in presale. For presale 30+ is a fine score.

DxFeeToken.addLiquidity(uint256,uint256) (#1446-1513) sends eth to arbitrary user
Dangerous calls:
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
Ensure that an arbitrary user cannot withdraw unauthorized funds.

Additional information: link

Reentrancy in DxFeeToken._transfer(address,address,uint256) (#1304-1357):
External calls:
- swapAndLiquify(contractTokenBalance) (#1341)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1341)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity) (#1240)
- _rOwned[_devWalletAddress] = _rOwned[_devWalletAddress].add(rDev) (#1248)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1548)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1538)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1560)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1539)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1571)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1561)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1550)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1573)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _rTotal = _rTotal.sub(rFee) (#1581)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _sellTaxFee = 0 (#1282)
- restoreAllFee() (#1356)
- _sellTaxFee = _previousSellFee (#1289)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity) (#1242)
- _tOwned[_devWalletAddress] = _tOwned[_devWalletAddress].add(tDev) (#1250)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#1570)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#1559)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#1549)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#1572)
Apply the check-effects-interactions pattern.

Additional information: link

DxFeeToken._isExcluded (#942) is never initialized. It is used in:
- DxFeeToken.balanceOf(address) (#1063-1066)
- DxFeeToken.isExcludedFromReward(address) (#1098-1100)
- DxFeeToken.deliver(uint256) (#1106-1113)
- DxFeeToken._takeLiquidity(uint256) (#1237-1243)
- DxFeeToken._takeDev(uint256) (#1245-1251)
- DxFeeToken._tokenTransfer(address,address,uint256,bool) (#1516-1534)
DxFeeToken._excluded (#945) is never initialized. It is used in:
- DxFeeToken._getCurrentSupply() (#1225-1235)
Initialize all the variables. If a variable is meant to be initialized to zero, explicitly set it to zero to improve code readability.

Additional information: link


Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)

DxFeeToken.setTaxFeePercent(uint256) (#1142-1145) contains a tautology or contradiction:
- require(bool,string)(taxFee >= 0 && taxFee <= maxTaxFee,taxFee out of range) (#1143)
DxFeeToken.setLiquidityFeePercent(uint256) (#1147-1150) contains a tautology or contradiction:
- require(bool,string)(liquidityFee >= 0 && liquidityFee <= maxLiqFee,liquidityFee out of range) (#1148)
DxFeeToken.setDevFeePercent(uint256) (#1152-1155) contains a tautology or contradiction:
- require(bool,string)(devFee >= 0 && devFee <= maxDevFee,teamFee out of range) (#1153)
DxFeeToken.setSellTaxFeePercent(uint256) (#1157-1160) contains a tautology or contradiction:
- require(bool,string)(sellTaxFee >= 0 && sellTaxFee <= maxSellTaxFee,taxFee out of range) (#1158)
Fix the incorrect comparison by changing the value type or the comparison.

Additional information: link


Combination 1: Reentrancy vulnerabilities + Functions that send Ether to arbitraty destination. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.


Contract ownership is not renounced (belongs to a wallet)

DxFeeToken.addLiquidity(uint256,uint256) (#1446-1513) ignores return value by uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
DxFeeToken.addLiquidity(uint256,uint256) (#1446-1513) ignores return value by uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
DxFeeToken.addLiquidity(uint256,uint256) (#1446-1513) ignores return value by uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
DxFeeToken.addLiquidity(uint256,uint256) (#1446-1513) ignores return value by uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
DxFeeToken.addLiquidity(uint256,uint256) (#1446-1513) ignores return value by uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
Ensure that all the return values of the function calls are used.

Additional information: link

DxFeeToken.allowance(address,address).owner (#1073) shadows:
- Ownable.owner() (#574-576) (function)
DxFeeToken._approve(address,address,uint256).owner (#1296) shadows:
- Ownable.owner() (#574-576) (function)
Rename the local variables that shadow another component.

Additional information: link

DxFeeToken.setTaxFeePercent(uint256) (#1142-1145) should emit an event for:
- _taxFee = taxFee (#1144)
DxFeeToken.setLiquidityFeePercent(uint256) (#1147-1150) should emit an event for:
- _liquidityFee = liquidityFee (#1149)
DxFeeToken.setDevFeePercent(uint256) (#1152-1155) should emit an event for:
- _devFee = devFee (#1154)
DxFeeToken.setSellTaxFeePercent(uint256) (#1157-1160) should emit an event for:
- _sellTaxFee = sellTaxFee (#1159)
DxFeeToken.setMaxTxPercent(uint256) (#1162-1167) should emit an event for:
- _maxTxAmount = _tTotal.mul(maxTxPercent).div(10 ** 2) (#1164-1166)
Emit an event for critical parameter changes.

Additional information: link

DxFeeToken.constructor(address,string,string,uint8,uint256,uint8[4],uint256[5],address,address,address)._router (#993) lacks a zero-check on :
- router = _router (#999)
DxFeeToken.constructor(address,string,string,uint8,uint256,uint8[4],uint256[5],address,address,address)._basePair (#993) lacks a zero-check on :
- basePair = _basePair (#1000)
DxFeeToken.constructor(address,string,string,uint8,uint256,uint8[4],uint256[5],address,address,address).devWalletAddress_ (#993) lacks a zero-check on :
- _devWalletAddress = devWalletAddress_ (#1016)
Check that the address is not zero.

Additional information: link

Reentrancy in DxFeeToken._transfer(address,address,uint256) (#1304-1357):
External calls:
- swapAndLiquify(contractTokenBalance) (#1341)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1341)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _devFee = 0 (#1281)
- restoreAllFee() (#1356)
- _devFee = _previousDevFee (#1288)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _liquidityFee = 0 (#1280)
- restoreAllFee() (#1356)
- _liquidityFee = _previousLiquidityFee (#1287)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _previousDevFee = _devFee (#1276)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _previousLiquidityFee = _liquidityFee (#1275)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _previousSellFee = _sellTaxFee (#1277)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _previousTaxFee = _taxFee (#1274)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _tFeeTotal = _tFeeTotal.add(tFee) (#1582)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- _taxFee = 0 (#1279)
- restoreAllFee() (#1356)
- _taxFee = _previousTaxFee (#1286)
Reentrancy in DxFeeToken.constructor(address,string,string,uint8,uint256,uint8[4],uint256[5],address,address,address) (#993-1039):
External calls:
- uniswapV2Pair = UniSwapFactory(_uniswapV2Router.factory()).createPair(address(this),basePair) (#1024-1025)
State variables written after the call(s):
- _isExcludedFromFee[owner()] = true (#1031)
- _isExcludedFromFee[address(this)] = true (#1032)
- _isExcludedFromFee[_devWalletAddress] = true (#1033)
- _isdevWallet[_devWalletAddress] = true (#1036)
- uniswapV2Router = _uniswapV2Router (#1028)
Reentrancy in DxFeeToken.swapAndLiquify(uint256) (#1359-1380):
External calls:
- swapTokensForEth(half) (#1371)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
- addLiquidity(otherHalf,newBalance) (#1377)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1377)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (#1377)
- _allowances[owner][spender] = amount (#1300)
Reentrancy in DxFeeToken.transferFrom(address,address,uint256) (#1082-1086):
External calls:
- _transfer(sender,recipient,amount) (#1083)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
External calls sending eth:
- _transfer(sender,recipient,amount) (#1083)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
State variables written after the call(s):
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#1084)
- _allowances[owner][spender] = amount (#1300)
Apply the check-effects-interactions pattern.

Additional information: link

Reentrancy in DxFeeToken._transfer(address,address,uint256) (#1304-1357):
External calls:
- swapAndLiquify(contractTokenBalance) (#1341)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1341)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
Event emitted after the call(s):
- Transfer(sender,recipient,tTransferAmount) (#1543)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- Transfer(sender,recipient,tTransferAmount) (#1554)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- Transfer(sender,recipient,tTransferAmount) (#1565)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
- Transfer(sender,recipient,tTransferAmount) (#1577)
- _tokenTransfer(from,to,amount,takeFee) (#1353)
Reentrancy in DxFeeToken.constructor(address,string,string,uint8,uint256,uint8[4],uint256[5],address,address,address) (#993-1039):
External calls:
- uniswapV2Pair = UniSwapFactory(_uniswapV2Router.factory()).createPair(address(this),basePair) (#1024-1025)
Event emitted after the call(s):
- Transfer(address(0),tokenOwner,_tTotal) (#1038)
Reentrancy in DxFeeToken.swapAndLiquify(uint256) (#1359-1380):
External calls:
- swapTokensForEth(half) (#1371)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
- addLiquidity(otherHalf,newBalance) (#1377)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1377)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#1301)
- addLiquidity(otherHalf,newBalance) (#1377)
- SwapAndLiquify(half,newBalance,otherHalf) (#1379)
Reentrancy in DxFeeToken.transferFrom(address,address,uint256) (#1082-1086):
External calls:
- _transfer(sender,recipient,amount) (#1083)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1391-1443)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.swapExactTokensForBNBSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1401-1441)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1409-1439)
- uniswapV2Router.swapExactTokensForHTSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1418-1436)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1427-1433)
External calls sending eth:
- _transfer(sender,recipient,amount) (#1083)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1452-1511)
- uniswapV2Router.addLiquidityBNB{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1464-1510)
- uniswapV2Router.addLiquidityAVAX{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1475-1508)
- uniswapV2Router.addLiquidityHT{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1486-1506)
- uniswapV2Router.addLiquidityETH{value: ETHAmount}(address(this),tokenAmount,0,0,dead,block.timestamp) (#1498-1505)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#1301)
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#1084)
Apply the check-effects-interactions pattern.

Additional information: link

Address.verifyCallResult(bool,bytes,string) (#524-544) uses assembly
- INLINE ASM (#536-539)
Do not use evm assembly.

Additional information: link

Address.functionCall(address,bytes) (#408-410) is never used and should be removed
Address.functionCall(address,bytes,string) (#418-424) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#437-443) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#451-462) is never used and should be removed
Address.functionDelegateCall(address,bytes) (#497-499) is never used and should be removed
Address.functionDelegateCall(address,bytes,string) (#507-516) is never used and should be removed
Address.functionStaticCall(address,bytes) (#470-472) is never used and should be removed
Address.functionStaticCall(address,bytes,string) (#480-489) is never used and should be removed
Address.isContract(address) (#359-365) is never used and should be removed
Address.sendValue(address,uint256) (#383-388) is never used and should be removed
Address.verifyCallResult(bool,bytes,string) (#524-544) is never used and should be removed
Context._msgData() (#323-325) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#270-279) is never used and should be removed
SafeMath.mod(uint256,uint256) (#230-232) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#296-305) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (#101-107) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (#143-148) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (#155-160) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (#126-136) is never used and should be removed
SafeMath.trySub(uint256,uint256) (#114-119) is never used and should be removed
Remove unused functions.

Additional information: link

DxFeeToken._previousDevFee (#965) is set pre-construction with a non-constant function or state variable:
- _devFee
Remove any initialization of state variables via non-constant state variables or function calls. If variables must be set upon contract deployment, locate initialization in the constructor instead.

Additional information: link

Low level call in Address.sendValue(address,uint256) (#383-388):
- (success) = recipient.call{value: amount}() (#386)
Low level call in Address.functionCallWithValue(address,bytes,uint256,string) (#451-462):
- (success,returndata) = target.call{value: value}(data) (#460)
Low level call in Address.functionStaticCall(address,bytes,string) (#480-489):
- (success,returndata) = target.staticcall(data) (#487)
Low level call in Address.functionDelegateCall(address,bytes,string) (#507-516):
- (success,returndata) = target.delegatecall(data) (#514)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Function IIUniSwapPair.DOMAIN_SEPARATOR() (#661) is not in mixedCase
Function IIUniSwapPair.PERMIT_TYPEHASH() (#663) is not in mixedCase
Function IIUniSwapPair.MINIMUM_LIQUIDITY() (#681) is not in mixedCase
Function IUniswapV2Router01.WETH() (#714) is not in mixedCase
Function IUniswapV2Router01.WBNB() (#716) is not in mixedCase
Function IUniswapV2Router01.WAVAX() (#718) is not in mixedCase
Function IUniswapV2Router01.WHT() (#720) is not in mixedCase
Parameter DxFeeToken.setDevWalletAddress(address)._addr (#1169) is not in mixedCase
Parameter DxFeeToken.replaceDevWalletAddress(address,address)._addr (#1178) is not in mixedCase
Parameter DxFeeToken.replaceDevWalletAddress(address,address)._newAddr (#1178) is not in mixedCase
Parameter DxFeeToken.setSwapAndLiquifyEnabled(bool)._enabled (#1189) is not in mixedCase
Parameter DxFeeToken.calculateTaxFee(uint256)._amount (#1253) is not in mixedCase
Parameter DxFeeToken.calculateLiquidityFee(uint256)._amount (#1259) is not in mixedCase
Parameter DxFeeToken.calculateDevFee(uint256)._amount (#1265) is not in mixedCase
Parameter DxFeeToken.addLiquidity(uint256,uint256).ETHAmount (#1446) is not in mixedCase
Variable DxFeeToken._devWalletAddress (#946) is not in mixedCase
Variable DxFeeToken._taxFee (#958) is not in mixedCase
Variable DxFeeToken._liquidityFee (#961) is not in mixedCase
Variable DxFeeToken._devFee (#964) is not in mixedCase
Variable DxFeeToken._sellTaxFee (#967) is not in mixedCase
Variable DxFeeToken._maxTxAmount (#976) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#725) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#726)
Variable DxFeeToken._devWalletAddress (#946) is too similar to DxFeeToken.constructor(address,string,string,uint8,uint256,uint8[4],uint256[5],address,address,address).devWalletAddress_ (#993)
Variable DxFeeToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1558) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Variable DxFeeToken._getRValues(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#1216) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken._transferToExcluded(address,address,uint256).rTransferAmount (#1547) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken._transferToExcluded(address,address,uint256).rTransferAmount (#1547) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._transferToExcluded(address,address,uint256).rTransferAmount (#1547) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Variable DxFeeToken._transferBothExcluded(address,address,uint256).rTransferAmount (#1569) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken._transferBothExcluded(address,address,uint256).rTransferAmount (#1569) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._transferStandard(address,address,uint256).rTransferAmount (#1537) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken._transferBothExcluded(address,address,uint256).rTransferAmount (#1569) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken._transferStandard(address,address,uint256).rTransferAmount (#1537) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._transferStandard(address,address,uint256).rTransferAmount (#1537) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken.reflectionFromToken(uint256,bool).rTransferAmount (#1121) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1558) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken.reflectionFromToken(uint256,bool).rTransferAmount (#1121) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._transferBothExcluded(address,address,uint256).rTransferAmount (#1569) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken.reflectionFromToken(uint256,bool).rTransferAmount (#1121) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1558) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._transferToExcluded(address,address,uint256).rTransferAmount (#1547) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1558) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken._getRValues(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#1216) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._transferStandard(address,address,uint256).rTransferAmount (#1537) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken._transferToExcluded(address,address,uint256).rTransferAmount (#1547) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._getValues(uint256).rTransferAmount (#1199) is too similar to DxFeeToken._getTValues(uint256).tTransferAmount (#1207)
Variable DxFeeToken._transferStandard(address,address,uint256).rTransferAmount (#1537) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._transferToExcluded(address,address,uint256).rTransferAmount (#1547) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken.reflectionFromToken(uint256,bool).rTransferAmount (#1121) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken.reflectionFromToken(uint256,bool).rTransferAmount (#1121) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1558) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1558) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._transferStandard(address,address,uint256).rTransferAmount (#1537) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Variable DxFeeToken._getValues(uint256).rTransferAmount (#1199) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Variable DxFeeToken._getRValues(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#1216) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Variable DxFeeToken._getValues(uint256).rTransferAmount (#1199) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken._getValues(uint256).rTransferAmount (#1199) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken._getRValues(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#1216) is too similar to DxFeeToken._transferBothExcluded(address,address,uint256).tTransferAmount (#1569)
Variable DxFeeToken._transferBothExcluded(address,address,uint256).rTransferAmount (#1569) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._getValues(uint256).rTransferAmount (#1199) is too similar to DxFeeToken._getValues(uint256).tTransferAmount (#1198)
Variable DxFeeToken._getRValues(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#1216) is too similar to DxFeeToken._transferStandard(address,address,uint256).tTransferAmount (#1537)
Variable DxFeeToken._getValues(uint256).rTransferAmount (#1199) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._getRValues(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#1216) is too similar to DxFeeToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1558)
Variable DxFeeToken._transferBothExcluded(address,address,uint256).rTransferAmount (#1569) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Variable DxFeeToken.reflectionFromToken(uint256,bool).rTransferAmount (#1121) is too similar to DxFeeToken._transferToExcluded(address,address,uint256).tTransferAmount (#1547)
Prevent variables from having similar names.

Additional information: link

DxFeeToken.slitherConstructorVariables() (#924-1611) uses literals with too many digits:
- dead = 0x000000000000000000000000000000000000dEaD (#927)
Use: Ether suffix, Time suffix, or The scientific notation

Additional information: link

DxFeeToken.dead (#927) should be constant
DxFeeToken.mintedByDxsale (#953) should be constant
Add the constant attributes to state variables that never change.

Additional information: link

renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#593-595)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#601-604)
name() should be declared external:
- DxFeeToken.name() (#1047-1049)
symbol() should be declared external:
- DxFeeToken.symbol() (#1051-1053)
decimals() should be declared external:
- DxFeeToken.decimals() (#1055-1057)
totalSupply() should be declared external:
- DxFeeToken.totalSupply() (#1059-1061)
transfer(address,uint256) should be declared external:
- DxFeeToken.transfer(address,uint256) (#1068-1071)
allowance(address,address) should be declared external:
- DxFeeToken.allowance(address,address) (#1073-1075)
approve(address,uint256) should be declared external:
- DxFeeToken.approve(address,uint256) (#1077-1080)
transferFrom(address,address,uint256) should be declared external:
- DxFeeToken.transferFrom(address,address,uint256) (#1082-1086)
increaseAllowance(address,uint256) should be declared external:
- DxFeeToken.increaseAllowance(address,uint256) (#1088-1091)
decreaseAllowance(address,uint256) should be declared external:
- DxFeeToken.decreaseAllowance(address,uint256) (#1093-1096)
isExcludedFromReward(address) should be declared external:
- DxFeeToken.isExcludedFromReward(address) (#1098-1100)
totalFees() should be declared external:
- DxFeeToken.totalFees() (#1102-1104)
deliver(uint256) should be declared external:
- DxFeeToken.deliver(uint256) (#1106-1113)
reflectionFromToken(uint256,bool) should be declared external:
- DxFeeToken.reflectionFromToken(uint256,bool) (#1115-1124)
replaceDevWalletAddress(address,address) should be declared external:
- DxFeeToken.replaceDevWalletAddress(address,address) (#1178-1187)
setSwapAndLiquifyEnabled(bool) should be declared external:
- DxFeeToken.setSwapAndLiquifyEnabled(bool) (#1189-1192)
isExcludedFromFee(address) should be declared external:
- DxFeeToken.isExcludedFromFee(address) (#1292-1294)
disableFees() should be declared external:
- DxFeeToken.disableFees() (#1585-1597)
enableFees() should be declared external:
- DxFeeToken.enableFees() (#1599-1608)
Use the external attribute for functions never called from the contract.

Additional information: link

Holders:


Token seems to be untradeable: there is no PancakeSwap trading pair and no trading volumes. Ignore for presale.


Number of Binance Smart Chain (BSC) token holders is less than 100. Token is either dead or inactive. Ignore for presale.


Unable to find Blog account (Reddit or Medium)


Unable to find Youtube account


Unable to find Discord account


BscScan page for the token does not contain additional info: website, socials, description, etc.

Additional information: link


Unable to find token contract audit


Unable to verify that token and website are owned by the same team (no listings + unable to find contract on website)


Unable to verify token contract address on the website


Unable to find audit link on the website


Unable to find token on CoinGecko

Additional information: link


Unable to find token on CoinMarketCap

Additional information: link


Token is not listed at Mobula.Finance

Additional information: link


Unable to find token on CoinHunt

Additional information: link


Unable to find code repository for the project


Young tokens have high risks of scam / price dump / death


Young tokens have high risks of scam / price dump / death


Token has no active CoinGecko listing / rank


Token has no active CoinMarketCap listing / rank


Token is relatively young, but twitter if very old (probably it's fake).

Price for TANDA

News for TANDA