Problems with ERC-20

Published by Mario Oettler on

Solidity Coding – Beginners to Intermediate Solidity 14 – ERC-20 Token Problems with ERC-20

Last Updated on 21. September 2023 by Mario Oettler

The ERC20 standard faces some problems such as:

  • Frontrunning with approve() function.
  • No check if the receiving account can handle the token.

For this reason, other standards (such as ERC-233 and ERC-777),  have been proposed that try to solve these problems

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