The full-chain DEX Sifchain developed based on the Cosmos SDK tweeted to suspend the maintenance, upgrade and operation of the network, saying that after the chain upgrade activated leveraged transactions, there were abnormal activities of users increasing liquidity and removing assets, but the impact of this vulnerability It was quickly brought under control, and many users who gained additional assets have sent messages expressing their desire to return their funds. Currently the engineering team has identified a fix and forward roadmap for re-enabling the network and DEX, testing is underway, and Engineering is analyzing transactions and wallets related to this situation.