Set My Facebook Free!

摘要

For the past 15 years or so, security pros have relied on the trusty firewall and other hardware to keep bad guys from running amok on corporate networks. For the most part this has meant blocking tainted e-mails and keeping workers away from harmful websites. The latest wave of Web services-Skype, Google Docs, WebEx, Salesforce, etc.-has introduced fresh problems. They can make workers more productive, but they also transfer files, store data, and allow remote computer access in ways that can't be easily patrolled by the standard sentinels, most of which were developed before these services even existed. Many companies either hope for the best or block the services they can't control.