Indonesia has demanded that the makers of the BlackBerry smartphone establish a data processing centre in the country or face ''legal consequences'' in the latest challenge to the device from governments around the world concerned about its unique security features.In the past week, the United Arab Emirates has placed a ban on BlackBerry's messaging, email and mobile browsing services, Saudi Arabia has indicated it will block the phone's messaging system, and India has also threatened a ban.Indonesia is also concerned that the BlackBerry's encrypted messaging system, routed exclusively through its own servers in Canada, is a security concern as it cannot be penetrated by its intelligence services or police.

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