Available at: https://developer.android.com/tools/apksigner

MASTG-TOOL-0123: apksigner

apksigner, available in revision 24.0.3 and higher of the Android SDK Build Tools, is contained in the Android SDK at [SDK-Path]/build-tools/[version]/apksigner and can be used to verify APK signatures, rotate keys and display additional information about the signing certificates and keys.