Totzke advises all smartphone users to enable a password, quickly download security updates from their phones operator system and carefully consider the source of any applications they download.

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If you use a wireless router, password protect it and enable the encryption to scramble the data you send online.

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Described publicly only once at a technical conference four years ago, the software is intended to enable users and employees to sign in with their password just once to operate a range of services.

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