A special version of Android will now be using some senior U.S. government and some members of the military personnel. According to reports, this publication will enable the safe transfer of classified documents over wireless networks. Until now, the Regulation prohibits the use of these strains smart phones for safety reasons.
The choice was of course because Android is open source operating. Which allows full customization to meet the requirements of the services. Although they had been thinking and for iOS, Apple is not willing to give access to the operating code of which is necessary for such an application.
In any case, the equipment used will be some of those already on the market. This decision is mainly due to the effort to keep costs as low as possible to develop a smart phone would be extremely costly. It will give the possibility to use the latest technology.