Downloading DeviceShield 3.30 from our website was free. The software is included in Security Tools. DeviceShield.exe and Layton.Cab.Shell.exe are the most frequent filenames for this program's installer. This software was originally created by Layton Technology, Inc. The most popular versions of the program are 3.3 and 1.3.
From the developer:
Deviceshield acts as firewall that works on the INSIDE to control access to ALL Removable Media Devices. It protects your data from inside security breaches by removeable media devices such as USB memory sticks, CD/DVD drives, Firewire etc.
You may want to check out more software, such as Keylogger Hunter, FraudLabs Desktop or CA Anti-Spam, which might be similar to DeviceShield.