eShark Token is the future of Gamers & Traders for transaction management market, built with secure blockchain technology and safe smart contracts.
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#236-250) uses a dangerous strict equality:
- pos > 0 && ckpts[pos - 1].fromBlock == block.number (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#245)
Don't use strict equality to determine if an account has enough Ether or tokens.
Additional information: link
ERC20Votes.delegateBySig(address,uint256,uint256,uint8,bytes32,bytes32) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#143-160) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(block.timestamp <= expiry,ERC20Votes: signature expired) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#151)
ERC20Permit.permit(address,address,uint256,uint256,uint8,bytes32,bytes32) (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#40-59) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(block.timestamp <= deadline,ERC20Permit: expired deadline) (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#49)
Avoid relying on block.timestamp.
Additional information: link
ERC20Votes._moveVotingPower(address,address,uint256).newWeight_scope_1 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#230) is a local variable never initialized
ERC20Votes._moveVotingPower(address,address,uint256).oldWeight_scope_0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#230) 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#35) shadows:
- ERC20.name() (@openzeppelin/contracts/token/ERC20/ERC20.sol#60-62) (function)
- IERC20Metadata.name() (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#16) (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#225)' in ERC20Votes._moveVotingPower(address,address,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#218-234) potentially used before declaration: (oldWeight,newWeight) = _writeCheckpoint(_checkpoints[dst],_add,amount) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#230)
Variable 'ERC20Votes._moveVotingPower(address,address,uint256).newWeight (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#225)' in ERC20Votes._moveVotingPower(address,address,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#218-234) potentially used before declaration: (oldWeight,newWeight) = _writeCheckpoint(_checkpoints[dst],_add,amount) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#230)
Variable 'ECDSA.recover(bytes32,bytes).r (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#35)' in ECDSA.recover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#30-59) potentially used before declaration: r = mload(uint256)(signature + 0x20) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#52)
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
ECDSA.recover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#30-59) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#40-44)
- INLINE ASM (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#51-54)
ECDSA.recover(bytes32,bytes32,bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#68-80) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#75-78)
Do not use evm assembly.
Additional information: link
Different versions of Solidity is used:
- Version used: ['^0.8.0', '^0.8.6']
- ^0.8.0 (@openzeppelin/contracts/access/Ownable.sol#3)
- ^0.8.0 (@openzeppelin/contracts/security/Pausable.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20VotesComp.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/Context.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/Counters.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/math/Math.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/math/SafeCast.sol#3)
- ^0.8.6 (contracts/token/ESHK.sol#2)
- ^0.8.6 (contracts/token/Freezeable.sol#2)
- ^0.8.6 (contracts/token/IFreezeable.sol#2)
- ^0.8.6 (contracts/token/IGetOwner.sol#2)
Use one Solidity version.
Additional information: link
Context._msgData() (@openzeppelin/contracts/utils/Context.sol#20-22) is never used and should be removed
Counters.decrement(Counters.Counter) (@openzeppelin/contracts/utils/Counters.sol#31-37) is never used and should be removed
Counters.reset(Counters.Counter) (@openzeppelin/contracts/utils/Counters.sol#39-41) is never used and should be removed
ECDSA.recover(bytes32,bytes) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#30-59) is never used and should be removed
ECDSA.recover(bytes32,bytes32,bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#68-80) is never used and should be removed
ECDSA.toEthSignedMessageHash(bytes32) (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#121-125) is never used and should be removed
ERC20Votes._add(uint256,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#252-254) is never used and should be removed
ERC20Votes._maxSupply() (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#165-167) is never used and should be removed
ERC20Votes._subtract(uint256,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#256-258) is never used and should be removed
Math.ceilDiv(uint256,uint256) (@openzeppelin/contracts/utils/math/Math.sol#38-41) is never used and should be removed
Math.max(uint256,uint256) (@openzeppelin/contracts/utils/math/Math.sol#12-14) is never used and should be removed
Math.min(uint256,uint256) (@openzeppelin/contracts/utils/math/Math.sol#19-21) is never used and should be removed
SafeCast.toInt128(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#151-154) is never used and should be removed
SafeCast.toInt16(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#205-208) is never used and should be removed
SafeCast.toInt256(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#235-239) is never used and should be removed
SafeCast.toInt32(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#187-190) is never used and should be removed
SafeCast.toInt64(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#169-172) is never used and should be removed
SafeCast.toInt8(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#223-226) is never used and should be removed
SafeCast.toUint128(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#46-49) is never used and should be removed
SafeCast.toUint16(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#106-109) is never used and should be removed
SafeCast.toUint256(int256) (@openzeppelin/contracts/utils/math/SafeCast.sol#133-136) is never used and should be removed
SafeCast.toUint64(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#76-79) is never used and should be removed
SafeCast.toUint8(uint256) (@openzeppelin/contracts/utils/math/SafeCast.sol#121-124) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.8.0 (@openzeppelin/contracts/access/Ownable.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/security/Pausable.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20VotesComp.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Context.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Counters.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/cryptography/ECDSA.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/math/Math.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/math/SafeCast.sol#3) allows old versions
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#72-74) is not in mixedCase
Variable ERC20Permit._PERMIT_TYPEHASH (@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol#27-28) is not in mixedCase
Function IERC20Permit.DOMAIN_SEPARATOR() (@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol#58) is not in mixedCase
Variable EIP712._CACHED_DOMAIN_SEPARATOR (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#30) is not in mixedCase
Variable EIP712._CACHED_CHAIN_ID (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#31) is not in mixedCase
Variable EIP712._HASHED_NAME (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#33) is not in mixedCase
Variable EIP712._HASHED_VERSION (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#34) is not in mixedCase
Variable EIP712._TYPE_HASH (@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol#35) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
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 find audit link on the website
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 price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Token has relatively low CoinGecko rank
Token has relatively low CoinMarketCap rank
Twitter account has relatively few followers
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Unable to find Discord account