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Brazilian company reveals security

Sikur’s security-minded, locked-down GranitePhone is due to ship in the third quarter of 2015. Stephen Shankland/CNET BARCELONA — Brazilian security company Sikur announced the GranitePhone on Tuesday, the latest in a bumper crop of secure-phone efforts at this year’s Mobile World Congress show. The GranitePhone, set to arrive in the third quarter of 2015, offers encrypted text messaging, voice, group …

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BlackBerry CEO: I’m open to creating a tablet again

BlackBerry CEO John Chen presenting at this year’s Mobile World Congress. Sarah Tew/CNET BARCELONA — BlackBerry may take another run at the tablet market. That’s if CEO John Chen thinks the opportunity is right. “It’s not in the works, but it’s on my mind,” Chen said in an interview at the Mobile World Congress conference here. A BlackBerry tablet could …

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