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How dangerous is to use tx.origin to check if msg.sender is some address? (details below…)

solidity contract-development contract-design security selfdestruct

answered 24 mins ago Jesse Busman 5,636

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totalSupply doesn't pass test

solidity blockchain truffle-test

modified 3 hours ago Community♦ 1

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Truffle Contract Abstraction Contract.at() not returning logs when methods are called

solidity web3js truffle vyper

modified 4 hours ago Community♦ 1

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How to substitute attributes instead of roles in access control coding for solidity?

solidity blockchain contract-design remix

modified 7 hours ago Community♦ 1

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Is it necessary to fetch the history from toBlock to fromBlock by giving the non zero block number?

solidity web3js truffle

modified 8 hours ago Community♦ 1

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Error when checking the value in a mapping

solidity contract-development remix

modified 10 hours ago Community♦ 1

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How to check when erc20 token was received in certain address

solidity ether

answered 10 hours ago toothleth_byte 131

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Replacing a requirement for TRC10 token with TRC20 on a TRX contract

solidity contract-development

modified 15 hours ago Community♦ 1

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autocall send recieve tokens (what is best way )

solidity web3js tokens

asked 19 hours ago alireza vafa 31

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Implementing 2 phase commit (2pc) with solidity

solidity

modified 20 hours ago Community♦ 1

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Using await with web3 function calls

solidity web3js contract-deployment javascript

modified 21 hours ago Philip Rutovitz 307

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Dispute in smart contartcs

solidity contract-design tokens

answered 22 hours ago Rob Hitchens - B9lab 36.2k

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Decoding Hex value in solidity

solidity ether ethereum-wallet-dapp

modified 23 hours ago Community♦ 1

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How can execute function that send ether in geth console?

solidity go-ethereum transactions contract-invocation

modified yesterday atti 1

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