Amid the noisy and crowded aisles of the RSA Conference in San Francisco this week was a curious exhibit, a small booth with a backdrop picture of the Great Wall of China and that declared, “Lenovo: The leader of Information Security in China.” On a folding table sat a Lenovo-branded 3U security gat...

The ongoing struggle between botnet operators and the security researchers who look for ways to shut them down is almost as much cloak-and-dagger as it is alerts and software solutions.At the RSA Conference here Feb. 7, two security researchers demonstrated their techniques for catching botnet opera...