DIGITALSECURITYGUIDE hotspot. If your device supports Near Field Communication (NFC), this will be switched on by default, and so must be switched off manually. 1.4 LOCATION SETTINGS Switch off Wireless and GPS location (under Location Services) and mobile data (this can be found under Settings -> Personal -> Location). Note: Only turn on location settings as you need them. It is important not to have these services running by default in the background as it reduces the risk of location tracking, saves battery power and reduces unwanted data streams initiated by applications running in the background or remotely by your mobile carrier. 1.5 CALLER IDENTITY If you want to hide your caller-ID, go to Phone Dialler -> settings -> Additional Settings -> Caller ID -> hide number. 1.6 SOFTWARE UPDATES To ensure that you phone remains secure it is strongly recommended to keep your software updated. There are two types of updates that need to be checked: 1. The phone operating system: go to: settings -> About phone -> updates -> check for updates. 2. Apps you have installed: Open the Play store app, from the side menu select My Apps. Note: When updating your phones software it is important to do it from a trusted location such as your internet connection at home instead of somewhere like an internet cafe or coffee shop. 2. APPS FOR ANDROID We have a number of Tools Guides for Android apps that we recommend installing on your device. These guides will walk you through installing, configuring and using the apps on your Android Devices. APG License: FOSS (GPL v3) / Requirements: Android 1.5 and up. Details: allows you to encrypt and decrypt single files or emails, for personal use or to share with others, using either public key cryptography or a passphrase. ChatSecure License: FOSS (GPLv3) / Requirements: Android 1.6 and up. Details: Is an Instant Messaging client that lets you organize and manage your different Instant Messaging (IM) accounts using a single interface. It will also attempt to encrypt your conversations using OTR when chatting with contacts who also use IM clients that support OTR. K-9 Mail and APG License: FOSS (Apache 2.0) / Requirements: Android 1.5 or up. Details: K-9 Mail is a mail client that integrates with APG to allow you easily send and receive GnuPG encrypted emails. KeePassDroid License: FOSS (GPL v2) / Requirements: Android 1.5 and up. Details: is a secure and easy-to-use password management tool which will store your passwords in an encrypted database on your phone. Obscuracam License: FOSS (GPL v3) / Requirements: Varies by device. Details: is a free camera application for Android devices that has the ability to recognise and hide faces. It allows you to blur or delete the faces of those you photograph in order to protect their identities. 26