A revamped policy framework for offensive U.S. cyber operations is much quicker than its predecessor and has yielded “operational success,” a top White House cybersecurity official said Tuesday. Last August, President Donald Trump rescinded the Obama-era policy, known as Presidential Policy Directive 20, which governed U.S. hacking operations, and replaced it with the new framework. Critics said PPD-20’s intricate interagency process unnecessarily delayed offensive operations, while advocates called it an important mechanism…