FTX’s weak security measures, including SMS-based two-factor authentication, enabled a SIM swap attack that resulted in a loss of over $400 million.

The DEX has paused all smart contract activity on its network and is “actively investigating” the attack, it said in a statement.

Users who have had their private key leaked are losing their WLFI tokens through an exploit tied to a recent Ethereum upgrade, according to SlowMist founder Yu Xian.

Decentralized exchange Bunni lost $2.4 million in stablecoins after an attacker exploited its custom Liquidity Distribution Function. The platform has paused all smart contracts.