We're taking a look back at the biggest mobile industry news stories from February 2015, including allegations that the UK's security service tried to breach SIM card security by hacking into one of the world's biggest SIM producers.

We also talk about the planned BT and EE merger, the creation of two new UK virtual networks, some acquisitions in the mobile payment arena and a new Ubuntu smartphone.

James Rosewell and Mark Bridge report from Mobile World Congress 2014 in Barcelona.

In this podcast they talk about all the major mobile manufacturer announcements, including Nokia's new Android-based phones and Sony's newest high-spec devices.

After catching up with last week's Microsoft announcement about new CEO Satya Nadella, we go on to talk about big changes for Brightstar and Sony as well.

There's also mobile payment news from MasterCard and Weve, some patent agreements, a warning about second-hand smartphone sales, a forecast of mobile data growth and a report about app developers.

Iain Graham, James Rosewell and Mark Bridge return with their first mobile industry podcast of 2014.

This week they're looking at new Samsung, Sony and ZTE products from CES, they're talking about Android embedded in cars, they're catching up with the latest news from BlackBerry, they're discussing cheque payments by smartphone, they're revealing complaint data from Ofcom and they're investigating quite a few other stories as well.

This week's show is packed with new products, including two iPhones, three smartwatches, two Android smartphones and a couple of innovative lens-based camera accessories.

We also find time to talk about mobile security, virtual networks and being dishonest via text message.