OpenAI launches Lockdown Mode and Elevated Risk warnings to protect ChatGPT against prompt-injection attacks and reduce data-exfiltration risks.

Former Google and Meta executive brings decades of experience in AI, large-scale engineering, and military technology to advance Onebrief’s next-generation wargaming and unified command platform.

Your watch says you had three hours of deep sleep. Should you believe it? Millions of people rely on phone apps and wearable devices like rings, smartwatches and sensors to monitor how well they're ...