Yes, it would cost more than a nice cappuccino

摘要

So you have taken all the right steps to secure your corporate network. You have invested in ah ironclad firewall, you have been vigilant in keeping your security policy current, you have even secured branch offices. Think you have got your bases covered? Sure... just as long as your employees do not access the Wi-Fi connections at the local coffee shop or any other wireless "hotspot." Most mobile users do not realize that, once they are connected to a wireless hotspot, they have become a member of a connected community of users - most or all of whom are strangers. There is often little or no control of what can pass from user to user via a wireless access point and that eould have disastrous consequences.