Threat Monitor

Enterprise VoIP vendors may tout "plug-and-play" products that are ready to run right out of the box, but those vendors may not be taking security into consideration. As information security threats expert Ed Skoudis writes, there are many potential VoIP threat vectors, but packet-based telephony services can be secured with due diligence and adherence to best practices.

Security practitioners know to keep sensitive information under lock and key, but as Web services proliferate, ensuring that information remains private is more difficult than ever. In this tip, Ed Skoudis examines how one of Google's latest Web applications, Google Notebook, can lead to accidental exposure of sensitive data, and provides five ways to reduce the chances of a data leak.