ChainCatcher news, according to BlockSec Phalcon monitoring, the Web3 launcher platform WebKeyDao has been hacked, resulting in a loss of approximately $73,000. The attacker exploited an unprotected function to purchase wkeyDao tokens at a low price and sold these tokens on a decentralized exchange for profit.Specifically, the attacker utilized the purchase function in the vulnerable contract to buy 230 wkeyDao tokens for 1,159 BUSD, and then sold these tokens on the decentralized exchange for 13,167 BUSD, achieving a profit of about 10 times.