Listen now 25 mins
There have been dire warnings over the biggest security flaw to hit the internet in years - what's the right way to protect yourself from so-called Heartbleed?
Tech stocks lose all of their gains of the year so far - is the party over? And, the role of tech startups in Rwanda's transformation.
Presented by Rory Cellan-Jones, with special guest Dr Sue Black from the Department of Computer Science, University College London, and featuring members of the BBC Online Technology desk.
This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.