Threat Monitor

With headlines declaring data thefts becoming more prevalent and increasingly scarier, the need for enterprises to enforce laptop security is as crucial as ever. In this tip, Ed Skoudis reviews the pros and cons of laptop encryption and explains how, while it is the not the final solution, it can keep your data secure -- even if it falls in the hands of the enemy.

In the ever-changing world of threats, spammers have once again discovered a new way to bypass spam filters using a new technique called “image spam.” In this tip, Mike Chapple provides an example of image spam and explains how the threat can hurt your organization, and what you can do to protect against these attacks.

Instant messaging can be a conduit through which viruses come in to and sensitive data goes out of the corporate network. Enterprises need a thorough IM policy and the technical measures to back it up, regardless of whether IM is allowed or strictly prohibited. This tip outlines the factors you should consider when writing an IM policy and the technical measures for enforcing it.