This address is an identifiable marker used by the internet to transfer data to and from your personal devices. Privacy comes in the form of hiding your IP address, which is the equivalent of your mailing address. VPNs, or Virtual Private Networks, protect your data by rerouting all traffic through a secure, usually encrytped server. To piggyback off the last step, another way to automatically change your DNS service and to protect your data while in transit is to use a VPN.
However, security-conscious individuals have created an app to correct this problem.
On Android 8.0 Oreo and older - versions that over 90% of Android phones are currently running - there's no option to change the DNS when on cellular, and only limited options when are you using Wi-Fi. The problem here is that, before Android 9 Pie, it wasn't easy to switch DNS servers. The reason Google supplies DNS servers is that they can read the requests made to their servers to create an advertisement profile on you to sell ads. However, Google does the same thing that your ISP does when you use their DNS servers. Many people trust Google over Comcast or Spectrum and therefore, switch their DNS servers to Google.
However, there has been a push toward Google's DNS servers since they are typically faster than your ISP. When using your home Wi-Fi, it uses your ISP's DNS. Image by PowerCert Animated Videos/ YouTubeīy default, Android's default DNS is provided by your mobile carrier when you are using cellular data. To opt out, head to your phone's main settings menu and select "Google." From there, choose the "Ads" option and select "Opt out of Ads Personalization" to disable it.ĭNS is like an automatic phone book for your internet traffic. By doing so, you will prevent access to your unique advertising ID to apps and advertisers. Google does provide some control over this data by allowing you to opt out of personalized ads. Wired has an amazing article which shows how this data can be used by any individual (not just corporations). Using what's known as an advertising ID, Google provides advertisers with potentially-identifiable information about you, such as your location and what apps you are using. But you don't have to helplessly watch as Google collects your data - you can protect yourself with the following tips. Smartphones are chock-full of the type of personal information that can match a prospective customer with a perfectly-targeted ad, so Google uses the data located on your device to learn about who you are and what you enjoy. Just some of the information Google collects about you for advertisers.
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