What Firefox’s latest quarterly newsletter reveals about its security direction

Mozilla's Q3 2026 security and privacy newsletter highlights the browser's increasing shift toward built-in features like Multi-Account Containers and a native iOS ad blocker while reducing reliance on third-party extensions. The recap also emphasizes the ongoing security challenges of AI-powered bug hunting and exploit bots, prompting Mozilla to rely on frontier LLMs internally and prepare for faster release cycles. Open article →