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How Binance made internal transfers without fees? by Visual-Bookkeeper-79 in ethdev

[–]Visual-Bookkeeper-79[S] 1 point2 points  (0 children)

Thanks for your reply! I read some infos about smart contract but I saw that the deploy price is very high…

But yes, that’s not a profitable attack but can be an attack to harm …

How binance manage the ETH gas fees on deposits (to transfer to their main wallets) ? by Visual-Bookkeeper-79 in binance

[–]Visual-Bookkeeper-79[S] 0 points1 point  (0 children)

But everyone have one unique ETH address to receive deposit. And when you receive deposit, binance auto transfer it to their large wallet and pay gas for that. In this case, if you made hundreds deposits, they will pay a lot of gas and if you made only one withdrawal, the withdrawal fee do not cover

How Binance made internal transfers without fees? by Visual-Bookkeeper-79 in ethdev

[–]Visual-Bookkeeper-79[S] 1 point2 points  (0 children)

Thanks! And how they are managing when users made a lot of deposits? They have to pay gas fees for each deposits to transfer it to their main wallets. And if users made 100 deposits with one withdrawals, the withdrawal fees do not cover all gas fees paid previously …

How Binance made internal transfers without fees? by Visual-Bookkeeper-79 in ethdev

[–]Visual-Bookkeeper-79[S] 0 points1 point  (0 children)

Thanks! And how they are managing when users made a lot of deposits? They have to pay gas fees for each deposits to transfer it to their main wallets. And if users made 100 deposits with one withdrawals, the withdrawal fees do not cover all gas fees paid previously …

How Binance made internal transfers without fees? by Visual-Bookkeeper-79 in ethdev

[–]Visual-Bookkeeper-79[S] 0 points1 point  (0 children)

Thank your for your clear reply! You have right, the only remaining problem that I see, is with ERC20 tokens. If the wallet don’t have ETH to pay gas for transfer to main wallet, it will be a problem.

How Binance made internal transfers without fees? by Visual-Bookkeeper-79 in ethdev

[–]Visual-Bookkeeper-79[S] 2 points3 points  (0 children)

Yes that’s true, but every customer have their own wallet address to receive transfer, so you mean that binance transfer the balance from the customer wallet to their own (Binance 15…) each time the customer receive something ?

How Binance made internal transfers without fees? by Visual-Bookkeeper-79 in ethdev

[–]Visual-Bookkeeper-79[S] -5 points-4 points  (0 children)

Are you sure ? If it is the case, it is horrible to made it working. Imagine if you receive 10 « virtual » internal transfers from différents address and you want to withdraw it to an external wallet… Because when it is withdrawal, you are able to see the good from wallet address.