Grey Hack Guide: How to Hack NPC Devices with No Open Ports

Step-by-step tutorial aimed at teaching you how to access NPC devices without any open ports. Please note, English is not my first language, so I apologize for any misunderstandings or language errors in advance. I’ve made every effort to present the information clearly and accurately. If you have any questions, corrections, or tips, please feel free to share them in the comments section. CUSTOM SCRIPT: GreyScript API documentation: 0:00 - Intro 0:48 - rshell 02:16 - custom script / exploit 07:12 - Funny Mail