Account confirmation scam is designed to grow botnets.
PDF spam leads the charge into in-boxes as content filtering falters
Second-quarter investments in networking overall hold steady
Experts cite unique demands of profession for lack of 20-hour-a-week opportunities
Inbound and outbound protection offered in one device
New capabilities aid in finding stored e-mail, IM messages
Messaging security product now available as service
E-mailers get personal in their pleas to 'click here'
Software start-ups are hot again, investments in Internet, telecom decline.
