If this is for work, check your internal Palo Alto Knowledge Base or IT portal for the specific "PDLM" module update.
A "TNK" could refer to a specific "Task" or "Toolkit" identifier within a research project. ⚠️ Safety & Verification Download PDLM TNK zip
Zip files are frequently used to deliver malware like BKDR_ChChes through hidden script extensions. If this is for work, check your internal