I'm sure they want to be able to share pictures, video and use Powerpoint too... there is a published of commercial mobile devices certified for classified use

I'm sure they want to be able to share pictures, video and use Powerpoint too... there is a published of commercial mobile devices certified for classified use at https://www.nsa.gov/Resources/Commercial-Solutions-for-Classified-Program/Components-List/#End%20User%20Device%20/%20Mobile%20Platfor https://www.nsa.gov/Resources/Commercial-Solutions-for-Class..., (looks like they mostly have Samsung Galaxies) .