WSJ: Fraudsters hit Polymarket for $10M; CEO said 'scale first, fines later'

• —Payment processor Checkout.com rejected more than 80% of Polymarket deposits as fraudulent, against a norm of about 1%
• —About 7 users were behind the attack, with one making roughly 4,000 deposit attempts
• —In July, nearly 500 accounts were hacked through a registration bug that required no login or password
• —The CFTC is investigating Polymarket; the company is seeking $1 billion at a $21 billion valuation and preparing an IPO by 2027