Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
ERC20Votes._writeCheckpoint(ERC20Votes.Checkpoint[],function(uint256,uint256) returns(uint256),uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#237-251) uses a dangerous strict equality:
- pos > 0 && ckpts[pos - 1].fromBlock == block.number (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#246)
Don't use strict equality to determine if an account has enough Ether or tokens.
Additional information: link
ERC20Votes._moveVotingPower(address,address,uint256).newWeight_scope_1 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#231) is a local variable never initialized
ERC20Votes._moveVotingPower(address,address,uint256).oldWeight_scope_0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#231) is a local variable never initialized
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
ERC20Permit.constructor(string).name (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#36) shadows:
- ERC20.name() (@openzeppelin/contracts/token/ERC20/ERC20.sol#62-64) (function)
- IERC20Metadata.name() (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#17) (function)
Rename the local variables that shadow another component.
Additional information: link
Variable 'ERC20Votes._moveVotingPower(address,address,uint256).oldWeight (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#226)' in ERC20Votes._moveVotingPower(address,address,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#219-235) potentially used before declaration: (oldWeight,newWeight) = _writeCheckpoint(_checkpoints[dst],_add,amount) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#231)
Variable 'ERC20Votes._moveVotingPower(address,address,uint256).newWeight (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#226)' in ERC20Votes._moveVotingPower(address,address,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#219-235) potentially used before declaration: (oldWeight,newWeight) = _writeCheckpoint(_checkpoints[dst],_add,amount) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#231)
Variable 'ECDSA.tryRecover(bytes32,bytes).r (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#62)' in ECDSA.tryRecover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#57-86) potentially used before declaration: r = mload(uint256)(signature + 0x20) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#79)
Move all variable declarations prior to any usage of the variable, and ensure that reaching a variable declaration does not depend on some conditional if it is used unconditionally.
Additional information: link
ERC20Votes.delegateBySig(address,uint256,uint256,uint8,bytes32,bytes32) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#144-161) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(block.timestamp <= expiry,ERC20Votes: signature expired) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#152)
ERC20Permit.permit(address,address,uint256,uint256,uint8,bytes32,bytes32) (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#41-60) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(block.timestamp <= deadline,ERC20Permit: expired deadline) (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#50)
Avoid relying on block.timestamp.
Additional information: link
ECDSA.tryRecover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#57-86) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#67-71)
- INLINE ASM (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#78-81)
ECDSA.tryRecover(bytes32,bytes32,bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#115-127) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#122-125)
Do not use evm assembly.
Additional information: link
Context._msgData() (@openzeppelin/contracts/utils/Context.sol#21-23) is never used and should be removed
Counters.decrement(Counters.Counter) (@openzeppelin/contracts/utils/Counters.sol#32-38) is never used and should be removed
Counters.reset(Counters.Counter) (@openzeppelin/contracts/utils/Counters.sol#40-42) is never used and should be removed
ECDSA.recover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#102-106) is never used and should be removed
ECDSA.recover(bytes32,bytes32,bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#134-142) is never used and should be removed
ECDSA.toEthSignedMessageHash(bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#218-220) is never used and should be removed
ECDSA.toEthSignedMessageHash(bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#204-208) is never used and should be removed
ECDSA.tryRecover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#57-86) is never used and should be removed
ECDSA.tryRecover(bytes32,bytes32,bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#115-127) is never used and should be removed
ERC20Votes._add(uint256,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#253-255) is never used and should be removed
ERC20Votes._subtract(uint256,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#257-259) is never used and should be removed
Math.ceilDiv(uint256,uint256) (@openzeppelin/contracts/utils/math/Math.sol#39-42) is never used and should be removed
Math.max(uint256,uint256) (@openzeppelin/contracts/utils/math/Math.sol#13-15) is never used and should be removed
Math.min(uint256,uint256) (@openzeppelin/contracts/utils/math/Math.sol#20-22) is never used and should be removed
SafeCast.toInt128(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#152-155) is never used and should be removed
SafeCast.toInt16(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#206-209) is never used and should be removed
SafeCast.toInt256(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#236-240) is never used and should be removed
SafeCast.toInt32(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#188-191) is never used and should be removed
SafeCast.toInt64(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#170-173) is never used and should be removed
SafeCast.toInt8(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#224-227) is never used and should be removed
SafeCast.toUint128(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#47-50) is never used and should be removed
SafeCast.toUint16(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#107-110) is never used and should be removed
SafeCast.toUint256(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#134-137) is never used and should be removed
SafeCast.toUint64(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#77-80) is never used and should be removed
SafeCast.toUint8(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#122-125) is never used and should be removed
SafeCast.toUint96(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#62-65) is never used and should be removed
Strings.toHexString(uint256) (@openzeppelin/contracts/utils/Strings.sol#40-51) is never used and should be removed
Strings.toHexString(uint256,uint256) (@openzeppelin/contracts/utils/Strings.sol#56-66) is never used and should be removed
Strings.toString(uint256) (@openzeppelin/contracts/utils/Strings.sol#15-35) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Context.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Counters.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Strings.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/math/Math.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/math/SafeCast.sol#4) allows old versions
Pragma version^0.8.0 (contracts/NoterdoneToken.sol#2) allows old versions
solc-0.8.11 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
Function ERC20Permit.DOMAIN_SEPARATOR() (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#73-75) is not in mixedCase
Variable ERC20Permit._PERMIT_TYPEHASH (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#28-29) is not in mixedCase
Function IERC20Permit.DOMAIN_SEPARATOR() (@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol#59) is not in mixedCase
Variable EIP712._CACHED_DOMAIN_SEPARATOR (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#31) is not in mixedCase
Variable EIP712._CACHED_CHAIN_ID (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#32) is not in mixedCase
Variable EIP712._CACHED_THIS (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#33) is not in mixedCase
Variable EIP712._HASHED_NAME (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#35) is not in mixedCase
Variable EIP712._HASHED_VERSION (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#36) is not in mixedCase
Variable EIP712._TYPE_HASH (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#37) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
NoterdoneToken.constructor() (contracts/NoterdoneToken.sol#11-13) uses literals with too many digits:
- _mint(msg.sender,21000000000 * 10 ** decimals()) (contracts/NoterdoneToken.sol#12)
Use: Ether suffix, Time suffix, or The scientific notation
Additional information: link
Number of Binance Smart Chain (BSC) token holders is less than 100. Token is either dead or inactive. Ignore for presale.
Average PancakeSwap trading volume, liqudity, number of swaps are extremely low. Token seems to be dead.
Token is deployed only at one blockchain
Token has only one trading pair
Unable to find PancakeSwap trading pair to compute liquidity.
Unable to find PancakeSwap trading pair to compute volume.
Unable to find PancakeSwap trading pair to compute number of swaps.
Unable to find website, listings and other project-related information
Young tokens have high risks of price dump / death
Token has no active CoinGecko listing / rank
Token has no active CoinMarketCap listing / rank
Unable to find Telegram and Twitter accounts