#user-side security

The post Polymarket’s Frontend Attack Shows Why Real-Time Platforms Need Better User-Side Security appeared on BitcoinEthereumNews.com. Polymarket’s latest security incident did not begin with a broken smart contract. The prediction market platform said a compromised third-party vendor injected malicious code into its frontend for some users, exposing them to a phishing attack and forcing the company to promise full reimbursement. For crypto users, that detail matters. A platform can be sound on-chain and still become dangerous at the screen where a wallet signs, clicks, or confirms. The attack was not only about code According to TechRadar, Polymarket said the affected vendor had been contained and the compromised dependency removed after the attack was discovered. Blockchain monitoring firm PeckShield estimated that roughly $3 million in crypto was stolen from around 11 users, while Polymarket said it was contacting impacted users and refunding them in full. That sequence is familiar