Suspicious outflows tied to Polymarket's UMA CTF Adapter infrastructure on Polygon prompted an internal investigation on Friday after onchain investigator ZachXBT flagged funds being drained from two related addresses. Polymarket confirmed awareness of the incident in a Discord message, saying findings point to a possible private key compromise of a wallet used for internal top-up operations rather than any breach of contracts or core infrastructure. "User funds and market resolution are safe," the message read. Josh Stevens, VP of Engineering for DeFi at Polymarket, separately wrote on X that the incident was not a ... (full story)