Chester Wisniweski and Paul Ducklin dig into the lessons we can learn from the security issues of the past week.

What's the best way to deal with bots and botnets? If you use your financial institution's official mobile banking app, are you more or less secure that just using your browser? What's going on with data security in the US retail sector? What are the must-have and must-do patches from this Patch Tuesday? And do you really *have* to update your Mac to Mavericks if you want security fixes?