Hello, and welcome to Protocol Enterprise! Today: why after years of warnings about the threat posed by Russian hackers, security experts are more worried about China, ransomware strikes a German chipmaker and Palo Alto Networks plunges further into managed security. China's unseen arsenal In recent years, threats from Russia have driven much of the cybersecurity attention among Western businesses, especially after Russia’s invasion of Ukraine in February. But for a number of reasons — not least of which is the current state of U.S.-China tensions — the massive cyber threat posed by the Chinese government is coming back into the…