All you probably need to know about Mandiant's Chinese hacker report:Chinese military hacker unit behind US attacksWell, that, and that not everything in Mandiant's report about Chinese hackers can be verified.Marketplace's Shanghai-based China correspondent, Rob Schmitz, called a phone number supposedly belonging to a hacker (from a Mandiant video) and reached a 69 year old farmer instead.Edited to add: there are malicious versions of Mandiant's report being used in spear phishing attacks. Don't open any attachments claiming to be "APT1: Exposing One of China's Cyber Espionage Units", here's the direct source: intelreport.mandiant.com.