11 signs you've been hacked -- and how to fight back

Redirected Net searches, unexpected installs, rogue mouse pointers: Here's what to do when you've been 0wned

hacked flickr/Johan Viirok

In today's threatscape, antivirus software provides little piece of mind, and antimalware scanners on the whole are horrifically inaccurate, especially with exploits less than 24 hours old. Despite modern heuristics, virtualized environments, system monitoring, and network traffic detection, hackers still reach us on a regular basis. 

With compromise all but ensured, you need to know the signs of a hacked system, whether by a run-of-the-mill virus or an insiduous advanced persistent threat. InfoWorld's Roger A. Grimes points out the signs both obvious and subtle of an attack on your system and offers remedies for your network. In this downloadable PDF, you'll learn about:

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