Exactly Protocol exploited for over $7 million on Optimism Layer 2 network: BlockSec
UPDATED: August 18, 2023, 6:44AM EDT

<span class="acf-media-credit"><span class="acf-credit"><span class="acf-credit"><a href="https://www.theblockcrypto.com/" target="_blank">The Block</a></span></span></span>
Quick Take
- The exploit has resulted in estimated losses of over $7 million, according to security firms.
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Exactly Protocol, a DeFi project that offers interest rate markets on the Optimism Layer 2 network, has become the latest victim of a security attack. The exploit, which was detected by security firms including BlockSec and Beosin, has resulted in estimated losses of over 4300 ether ($7.3 million).
The attacker exploited a vulnerability in Exactly Protocol’s smart contracts, leading to significant losses. The details of the exploit have not yet been publicly disclosed.
The protocol held over $36 million in total value locked (TVL) at the time of the hack, according to data from DeFi Llama. This figure has dropped to below $26 million.
This is a developing story.

