In this week’s edition of Seriously Risky Business Patrick Gray and Tom Uren talk about the Australian government’s response to the Optus hack, why Viasat was a massively significant attack despite a lack of clarity on how it affected battlefield communications, and how Germany’s late warning on Kaspersky software betrays larger problems with its strategic thinking.

The Audio tag isn’t supported and neither is flash… You could always download the file and play locally.