Ethereum developers confirmed the Glamsterdam upgrade will activate on the Sepolia testnet on October 6, but warned that cheap test ether could allow malicious builders to exploit block auctions and potentially stall the chain during testing.
An investigation reveals that Solana network validators are accepting payments starting at 10 SOL ($1,000) per month to provide quantitative traders with early access to pending transactions, enabling front-running opportunities through maximal extractable value (MEV) exploitation.
A trading bot named Yoink intercepted approximately 2,900 rsETH worth $7.8 million during an exploit targeting a Gnosis Safe wallet on Ethereum. The bot's transaction beat the original attacker's into the same block, effectively hijacking the heist.
