No one action prevents your device or system from talking to cyber strangers, but security measures will reinforce device or system security control.
To have competent cyber defense, you must first understand cyberspace. While the topic of cyberspace is too vast to cover in a single article, different technologies affect our overall cyber protection.
One new cyber protection technology is the digital door lock. A homeowner controls the lock remotely through an app, enabling him or her to manage home security remotely.