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TomToll
@tomtoll
Yesterday, over $1,5M was stolen from users by sandwich attacks on Ethereum Mainnet. On @base it was just $1,044. Base has ~50% of mainnet's DEX volume... It SHOULD be much closer right? Here's why sandwiching hardly happens on @base... ๐Ÿงต
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TomToll
@tomtoll
1/ Ethereum mainnet has a public mempool. Attackers monitor pending transactions and can pay validators enough to front-run users.
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TomToll
@tomtoll
2/ @base uses a centralized sequencer (run by @coinbase). No public mempool = no preview of pending transactions.
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TomToll
@tomtoll
3/ We only see the transactions once confirmed. By then, sandwich opp is gone. But what happens when the sequence becomes decentralised?
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TomToll
@tomtoll
4/ It highlights a key challenge in shared sequencing: preventing information leakage that enables MEV without compromising decentralization. This isn't just about Base - it's a fundamental challenge for all rollups pursuing decentralization. Data via @dune.eth
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TomToll
@tomtoll
If you're reading this, you've found this at least a TINY bit interesting... Maybe you're not the only one... Help me raise awareness on MEV | Sniping | Rugs and the rest with a follow | repost | or reply
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