When staring at the screen late at night, have you ever felt that uneasy sensation? As if something behind you is watching every move you make. Don’t overthink it; for many people, this feeling is very real.

After years of involvement in the crypto world, I’ve gradually noticed an interesting phenomenon: everyone is researching how to make money from market movements, but few seriously consider — every interaction on the chain is actually being quietly recorded.

Many believe that using a secondary account or switching devices can keep them hidden, but this idea is overly naive. From the moment you click that "Download" button, the entire chain is activated. The issue isn’t whether you know about it, but that you might not even realize how wide these data channels are.

**A Few Easily Overlooked "Transparent Moments"**

First is the identity verification process. Most apps, after you complete real-name authentication, will request permissions that keep expanding like balloons. They not only record your actions but also secretly monitor what other apps you have installed, how often you open them, and when you are most active. When these fragmented pieces of information are linked together, they can paint a quite clear user profile.

Next is the "breath" of the network layer. Even if you’re not actively using a certain app, some system-level services still work silently in the background, periodically transmitting device information outward. App lists, activity timestamps, metadata — if these fall into the wrong hands, they can reveal far more than you might think.

There’s also the often-forgotten input habits. Monitoring by input methods, clipboard access permissions — these seem trivial, but when it comes to address input or key copying, these details can become hidden dangers. Especially in the crypto space, repeatedly entering certain sensitive information can expose a lot.

**So, what should you do?**

This isn’t a reason to toss your phone away, but rather to face reality more clearly. My advice is: don’t fall into excessive anxiety, but maintain necessary caution.

If you often handle highly sensitive operations, consider using a "dedicated device." Choosing hardware from overseas brands, paired with an operating system that doesn’t rely on domestic frameworks, can significantly reduce the risk of automated data reporting. It may sound a bit troublesome, but for those who truly care about privacy, this investment is worthwhile.

Network isolation is equally important. While anonymous networks like Tor aren’t perfect solutions, they add enough complexity to your connection to make tracking less straightforward. Combining tools like VPNs and proxies can further enhance your protection level.

Finally, develop the habit of regularly auditing permissions. Check your app permission settings, clear unnecessary data caches — these seemingly tedious actions, accumulated over time, can greatly improve your digital hygiene.

Surviving on the chain requires technical skills, but security awareness is often more critical. Because no matter how clever your trading strategies are, they can be defeated by a single security vulnerability.