Analysing ERC20 activity accurately

The hidden flaws of the standard

The fact that ERC20 is nowadays the most widely used standard for smart contracts is a blessing in disguise. It allows the economy of tokens on the Ethereum blockchain to run fairly smoothly and enables many cross-contract behavior. But in most of the analyses that I have seen, there is a definite overconfidence in the standard.

If you read the definition of the ERC20 standard you will find something well written and quite straight forward. But you will most likely also overlook one small…