Polymarket's Bad Bet with Third-Party Vendors - 2026-06-29

This week on BHIS - Talkin' Bout [infosec] News, the team discusses the Polymarket supply chain compromise that led to the theft of millions from a small number of high-value accounts, emerging phishing campaigns abusing OpenAI invitations and Microsoft 365 device code authentication, and recent Oracle security updates. They also cover convictions tied to the Transport for London and U.S.…