McAfee plans to acquire security companiesSecurity software vendor McAfee plans to acquire security companies that have technology that can be quickly integrated with the company's products, an executive of the Santa Clara company said Wednesday. Click here for more.After IE attacks, Microsoft eyes security betasWith hackers actively exploiting an unpatched bug in Internet Explorer, and some users unhappy that a fix for the problem may still be two weeks away, Microsoft says it is looking at ways of providing more rapid security updates. Click here for more.Nanotechnology will shape future networksFive futurists talk about where networking is going for the next 20 years. Click here for the full story.Novell SuSE CTO to leave NovellSuSE CTO Juergen Geck is planning to leave Novell at the end of the month. Click here for more.NetPro software to ease Active Directory managementDirectory management vendor NetPro opened its fifth annual Directory Experts Conference Monday with upgrades to its software that move it into the realm of managing and monitoring not only Active Directory but also other critical infrastructure components that rely on the directory. Click here for more.Then and now: $20 buys you...When Network World started up 20 years ago, prices of network equipment were a wee bit different. Here's a comparison of what you could get back then to what you can get today. Click here for the full story.For news updated throughout the day, go to Network World's NetFlash news page.