Dark Fibre Africa subsidiary SqwidNet is building a national Internet of things (IoT) network in partnership with France's Sigfox. The CEO of SqwidNet, Reshaad Sha, sat down with Duncan McLeod to talk about the roll-out plan, how it compares with IoT initiatives from the mobile operators as well as the security of IoT networks and the interoperability of the networks. Also in the discussion, Reshaad talks about the applications of IoT, and explains how you can get your hands on a free development kit.