Polymarket Hack Revised Upward to $3.1 Million as Smaller Exploits Pile Up

The prediction-market platform raised its loss estimate days after promising full refunds, while researchers recorded a series of smaller thefts.

Polymarket, the prediction-market platform, revised the loss from a recent hack upward to $3.1 million, according to CoinDesk, days after it told users it would fully reimburse them. The platform is separately under investigation in connect…