In early 2021, organizations worldwide faced a sophisticated onslaught by Hafnium, a Chinese state-sponsored APT group. This scenario puts you in the shoes of a cyber defense team responding to a mass exploitation event targeting on-premise Exchange servers. Your mission: analyze web shell artifacts, uncover the chain of zero-day vulnerabilities used for initial access, and determine the scope of data exfiltration. This advanced training will test your skills in real-world threat detection and incident response.