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While ubiquitous Internet access is extremely convenient and enables marvelous new applications for mobile users, it also creates a major security vulnerability—by placing a passive receiver in the vicinity of the wireless transmitter, that receiver can obtain a copy of every packet that is transmitted! These packets can contain all kinds of sensitive information, including passwords, social security numbers, trade secrets, and private personal messages. A passive receiver that records a copy of…

"Well, use your head, son," he said, smiling. Which really meant, "That's all I'm going to tell you," or "I don't know the answer, so don't embarrass me." A Partnership Is Formed The next morning, I told my best friend, Mike, what my dad had said. As best I could tell, Mike and I were the only poor kids in this school. Mike was like me in that he was in this school by a twist of fate. Someone had drawn a jog in the line for the school district, and we wound up in school with the rich kids. We…

Neither Dale Carnegie nor the publishers, Simon and Schuster, anticipated more than this modest sale. To their amazement, the book became an overnight sensation, and edition after edition rolled off the presses to keep up with the increasing public demand. Now to Win Friends and InfEuence People took its place in publishing history as one of the all-time international best-sellers. It touched a nerve and filled a human need that was more than a faddish phenomenon of post-Depression days, as…