1. Using tcpdump passively to collect multicast, broadcast, etc with, for example, information such as identity information and in some cases what you're watching on your streaming box. This isn't always encrypted.
2. Using tools to sniff Bluetooth and Wi-Fi information. macOS and Windows includes such tools by default.
1. Using tcpdump passively to collect multicast, broadcast, etc with, for example, information such as identity information and in some cases what you're watching on your streaming box. This isn't always encrypted.
2. Using tools to sniff Bluetooth and Wi-Fi information. macOS and Windows includes such tools by default.
Sorry, I am being deliberately vague on purpose.