Direct answer
The concepts and “operation” behind IP addresses are useful for privacy when you want to reason about what other parties can see (IP visibility), under which network and device conditions that visibility changes, and what residual information still leaks. Their limits are that IP-based techniques rarely provide guaranteed anonymity or security, and privacy outcomes vary by browser behavior, apps, local device settings, network paths, and policies.
What it means (useful in practical terms)
An IP address is a network identifier that can be observed by endpoints you connect to. In remote work, this matters because different parts of your setup can be able to link activity to you or your organization: your ISP, the local network, the destination services (often via the IP they see), and sometimes your browser or apps via identifiers beyond the IP.
“Concepts and operation” become useful when you treat privacy as an observable outcome: which party sees which signals at which time. That includes understanding that privacy controls can reduce certain forms of IP-based visibility while leaving other identifiers intact.
How it works in a simple model
A simple mental model is: your device sends traffic, intermediate networks may route it, and the destination service receives an IP address that reflects the path you used.
Using this model, privacy improvements are plausible when the path changes what the destination can observe, and when other tracking signals are reduced. For example, the destination may see a different IP than the one assigned to your home or office connection. However, you should assume other layers (accounts, cookies, device identifiers, timing patterns, and user behavior) can still connect sessions.
Main components to think about
- Where the observed IP comes from: What IP is visible to the website or service you’re using.
- What else is visible besides IP: login state, cookies, device/browser identifiers, and telemetry.
- Operational conditions: network type, device configuration, app behavior, and whether traffic is consistently routed the way you expect.