Blackphone 2 aims to protect privacy
If you have ever wanted to thwart the efforts of social networks to gather data about you, your friends and family then Blackphone 2 may be of interest.
It has been made by security firm Silent Circle to help people manage the data they share, but might be a bit expensive for some.
Engineering chief David Puron showed off some of the features of his company's new handset to the BBC's Chris Foxx.