HWD [Hello World] Token

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

BEP20Token.allowance(address,address).owner (#428) shadows:
- Ownable.owner() (#306-308) (function)
BEP20Token._approve(address,address,uint256).owner (#591) shadows:
- Ownable.owner() (#306-308) (function)
Rename the local variables that shadow another component.

Additional information: link

BEP20Token._burnFrom(address,uint256) (#605-608) is never used and should be removed
Context._msgData() (#122-125) is never used and should be removed
SafeMath.div(uint256,uint256) (#221-223) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#236-243) is never used and should be removed
SafeMath.mod(uint256,uint256) (#256-258) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#271-274) is never used and should be removed
SafeMath.mul(uint256,uint256) (#196-208) is never used and should be removed
Remove unused functions.

Additional information: link

Variable BEP20Token._decimals (#356) is not in mixedCase
Variable BEP20Token._symbol (#357) is not in mixedCase
Variable BEP20Token._name (#358) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Redundant expression "this (#123)" inContext (#113-126)
Remove redundant statements if they congest code but offer no value.

Additional information: link

BEP20Token.constructor() (#360-368) uses literals with too many digits:
- _totalSupply = 2100000000000000000000000000 (#364)
Use: Ether suffix, Time suffix, or The scientific notation

Additional information: link

renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#325-328)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#334-336)
increaseAllowance(address,uint256) should be declared external:
- BEP20Token.increaseAllowance(address,uint256) (#474-477)
decreaseAllowance(address,uint256) should be declared external:
- BEP20Token.decreaseAllowance(address,uint256) (#493-496)
mint(uint256) should be declared external:
- BEP20Token.mint(uint256) (#506-509)
burn(uint256) should be declared external:
- BEP20Token.burn(uint256) (#514-517)
Use the external attribute for functions never called from the contract.

Additional information: link

Token is deployed only at one blockchain

Token has only one trading pair

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