- Recent targeted attacks on DeFi protocols, including Balancer, highlight security vulnerabilities.
- BlockSec prevented $83.7 million in losses by mitigating attacks across multiple blockchains.
- Ongoing security concerns and potential for increased regulatory scrutiny in the DeFi space.
BlockSec revealed that Balancer and its forked protocols across six blockchain networks suffered sophisticated attacks, resulting in substantial financial losses, with Ethereum alone losing $70 million.
The attacks underscore vulnerabilities in DeFi protocols, prompting urgent security measures and liquidity provider withdrawals to stabilize the impacted chains.
BlockSec’s Role in Preventing $83.7 Million DeFi Losses
BlockSec, a blockchain security firm, identified and mitigated attacks on Balancer and similar DeFi protocols. Losses totaled $83.7 million across Ethereum, Base, Polygon, Sonic, Arbitrum, and Optimism chains.
The attacks prompted immediate security responses, including protocol pauses and user notifications to withdraw funds. For those seeking more strategic action steps, you can find guidance on how to withdraw LP funds before protocol pauses. These measures aim to prevent further financial damage and reinforce security protocols across affected platforms.
“With the help of BlockSec, about $246K attacked by the 4th attacker has been fully refunded. The attack has been mitigated and all affected metapools have been paused. User funds are safe. Special thx to the BlockSec team for securing the 3.8m in vulnerable funds.” — Dr. Yajin Zhou, Co-founder, BlockSec
Balancer Faces Price Drop Amid Security Concerns
Did you know? Previous exploits on platforms like PolyNetwork similarly led to liquidity freezes, showing a pattern of vulnerabilities in smart contract upgrades across DeFi ecosystems.
As of November 3, 2025, Balancer (BAL) trades at $0.95, with a market cap of formatNumber(64489536, 2) and a 24-hour volume of formatNumber(3384632.53, 2). Recent data from CoinMarketCap reveals a 3.80% drop in 24 hours, with further declines noted over 90 days.
Coincu’s research highlights the potential for increased regulatory scrutiny following multi-chain attacks. It stresses the need for continuous technological improvements and industry-wide cooperation to enhance DeFi security and user trust.
| DISCLAIMER: The information on this website is provided as general market commentary and does not constitute investment advice. We encourage you to do your own research before investing. |
Source: https://coincu.com/news/blocksec-defi-attacks-response/