INFECTEDROM What your phone logs, and how to limit it

Turn off Connectivity checks and captive-portal pings on Sony Android (Xperia) 14

Network checks

Sensitivity 2/5

Default: On

Phones / Sony Android (Xperia) 14 / Connectivity checks and captive-portal pings

Android devices send lightweight HTTP queries upon joining an access point to verify whether an active internet connection exists. These transmissions reveal connection timing and the current public IP address to the platform servers.

Goes to
Google
Default
On
Control
Can be switched off
Effort
several steps
Needs
adb

How to do it

Search Settings for captive portal or use adb to disable the captive portal detection service.

Menu names may differ by device and version.

What you lose

The phone will not automatically display login prompts when connecting to public captive-portal networks.

What is collected

Ip address, request timestamps, http response headers.

The checks exist to detect restricted local networks and launch captive-portal login pages when required.

Retention is not stated here. The sensitivity rating is this site's own estimate.

Related on Sony Android (Xperia) 14