Earlier this week, hackers hijacked several open source projects used by dozens of companies and pushed updates designed to spread malware. This is the latest in a string of recent supply-chain attacks targeting software developers and their projects. On Wednesday, OpenAI confirmed that two employees had their devices “impacted by this attack.” But, after an investigation, the company said in a blog post that it found “no evidence that OpenAI user data was accessed, that our production systems o...