Security researchers recently revealed that the personal information of millions of people who applied for jobs at McDonald’s was exposed after they guessed the password (“123456”) for the fast food chain’s account at Paradox.ai, a company that makes artificial intelligence based hiring chatbots used by many Fortune 500 firms. Paradox.ai said the security oversight was an isolated incident that did not affect its other customers, but recent security breaches involving its employees in Vietnam tell a more nuanced story. A screenshot of the paradox.ai homepage showing its AI hiring chatbot “Olivia” interacting with potential hires. Earlier this month, security researchers Ian Carroll and Sam Curry wrote about simple methods they found to access the backend of the AI chatbot platform on McHire.com, the McDonald’s website that many of its franchisees…