Google has detailed how users with wireless access points can opt-out of its location-based services. Users should change their wireless network’s name, also known as the service set identifier (SSID), so that it ends with “nomap” The move comes in response to objections by several data protection authorities in Europe. Public and private Wi-Fi networks are used by Google and other companies to estimate a user’s location for various internet services on, for example, Android-based smartphones.”]