And the pros are still leaving the doors wide open, says specialist. Any trade show is an opportunity for security specialists to demonstrate their skills, and last month’s Wi-Fi Planet event was no exception. AirDefense monitored all Wi-fi traffic at the show and found hackers skills are advancing, while many users are still ignorant of known security issues. In a single day at the conference, AirDefense observed 21 attempted man-in-the-middle attacks (these attempt to hijack a VPN users’ Wi-Fi connection). Frighteningly, 16 of these were successful — a massive increase on a day at the previous Wi-Fi Planet conference in June, when only three attempts out of 32 succeeded. Full Story