from Hacker News

More blockchain sandwich attacks and victim becomes predator

by justjonathan on 4/11/21, 8:01 PM with 2 comments

• by justjonathan on 4/12/21, 1:19 AM

  Another example of the dangers of "risk free" aggression in DeFi Land: https://twitter.com/SiegeRhino2/status/1381035640989626369

  Some choice excerpts:

  "a bot paid a hefty 68 ETH fee to the miner in order to buy 100 ETH worth of KTN before anyone can..."

  "The catch is ... there is a line in the code that says that liquidity snipers can't dump their tokens..."

  "The @kattanatrade team even published the source code, with the "LiquidityTrap" feature, which prevents sniper from dumping their token."

• by justjonathan on 4/11/21, 8:02 PM

  This is an update in the war started by: https://news.ycombinator.com/item?id=26514624

  "The owner of the first poisonous token noticed their victim was the latest predator on the block and they dropped a cryptographically signed note of respect in the Flashbots discord":

  From: https://etherscan.io/verifySig/2503 : Congratulations 0x2, looks like I was sloppy and left some money on the ground. You have my respect, not a lot of people react like you did.