HackFraudPolymarket returns $3.9M after DNS hijack affected 726 crypto wallets
Published: 2 Nov 2026 · Greece
Polymarket refunded $3.9 million to traders following a DNS hijack attack through DebugBear that compromised 726 cryptocurrency wallets. This supply-chain attack highlights risks in crypto wallet security and DNS vulnerabilities.
Who is at risk
Cryptocurrency traders and wallet users
How to protect yourself
- Use strong, unique passwords for crypto accounts
- Enable two-factor authentication on all wallets
- Regularly verify DNS settings and monitor wallet activity
Source: SecNews.gr (GR) (secnews.gr)
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