- Disable file and printer sharing on your computer. In an enterprise environment, there's no need to install this feature.
- Configure your host firewall. If you're using Windows XP, set the firewall policy to "On" and "Don't allow exceptions."
- Encrypt the files stored on your laptop using technology such as Microsoft's Encrypting File System (EFS). This will also protect you from data compromise if your laptop is lost or stolen.
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