With data speeds increasing and monthly charges now within range of most family budgets, you should expect a sharp increase in Internet usage across a range of devices from PCs and telephones to stereos and refrigerators. But that will inevitably invite more attacks from worms, viruses, Trojan horses and malicious hackers. You'd think the broadband suppliers would <A HREF="http://news.zdnet.com/2100-1009_22-5399390.html?tag=zdnn.alert">tackle the security void</A> (or even view it as a revenue opportunity). Hardly.