Josh Grunzweig is a Principal Malware Researcher with Unit 42, the threat intelligence team within Palo Alto Networks. His specialties include reverse-engineering various malware families, dabbling in Python scripting, and he has even been known to thwart ransomware and find vulnerabilities in malware panels from time to time. He has historically focused on financially-motivated malware, such as point of sale malware, ransomware, and banking Trojans, however, these days he pretty much looks at most malware-based threats. His previous work has included various areas within the information technology industry, including penetration testing, network administration, and systems administration. He graduated from the Rochester Institute of Technology with a BS in Applied Networking and Systems Administration.