Some projects are built as fully functional third-party keyboards. If a user installs and sets it as their default input method, every letter typed passes directly through the app's code before reaching the target application.
This is the most common method. Keyloggers abuse Android's Accessibility APIs , which are intended to help users with disabilities. Once granted permission, the app can "read" the screen and log text entered into fields across other applications. Keylogger Github Android
Projects found on GitHub often include robust features for data exfiltration and stealth: a security analysis of third-party keyboards on Android Some projects are built as fully functional third-party
Some projects are built as fully functional third-party keyboards. If a user installs and sets it as their default input method, every letter typed passes directly through the app's code before reaching the target application.
This is the most common method. Keyloggers abuse Android's Accessibility APIs , which are intended to help users with disabilities. Once granted permission, the app can "read" the screen and log text entered into fields across other applications.
Projects found on GitHub often include robust features for data exfiltration and stealth: a security analysis of third-party keyboards on Android