Simon McCalla, director of IT at Nominet, which oversees the .uk domain, talks to Charles Arthur. How are preparations going to implement IPv6 in the UK?

We also look at the implications of phone tracking on your privacy.

Jemima Kiss rounds up the week's news: Sony's admission that hackers have stolen the data of millions of users of its PlayStation Network; Iranian authorities are investigating a computer virus similar to the virus that affected their nuclear facilities last August; and Yahoo has spent around $20m on Into Now, a TV check-in app.

Don't forget to ...

• Comment below
• Mail us at tech@guardian.co.uk
• Get our Twitter feed for programme updates or follow our Twitter list
• Like our Facebook page
• See our pics on Flickr/Post your tech pics