Someone just paid 2,100 ETH to send 0.1 ETH …

Cowboy coding gone wrong, impatient Money Launders or something else?

Ben Longstaff
Coinmonks
Published in
3 min readFeb 20, 2019

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Photo by Andrew Worley on Unsplash

There have been four weird transactions in the last 24 hours. All from the same address with transaction fees that are extremely high to send a small amount of Ether. This begs the question, is someone having a really, really, bad day or is something else going on.One possibility is that the account is trying to launder stolen Ethereum via the miners. If this was the case you would want to be absolutely certain that you were the miner to get the block reward. Normally transactions get put into a pool for the miners to try to put into blocks.

Let’s say a money launder was trying to launder crypto using the transaction fees. To be clear this isn’t me, I wouldn’t do that. I would use crypto gambling sites that make use of an internal ledger and have weak security 😉 but I’m not, just so we are clear …. 😉

Our criminal wouldn’t want the other miners to have a chance to collect the fee. So, they just wouldn’t release the transaction into the transaction pool. They would keep trying to create a valid block with their unreleased transaction.

It’s not a requirement for every miner to have seen a transaction before it is written into a block. This keeps the network fast. It also means…

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Ben Longstaff
Coinmonks

Playing at the intersection of privacy and personalisation. Fascinated by the state of trust in a world with leaky data.