This FAQ explains which anti-virus programs may inhibit usage
of your Brainbox device and which you may have to add exceptions for.

MacAfee Total Protection 

• Start up Boost.LAN and when you scan for devices it
  prompts you to add an exception.
• When you start up your terminal application you are
  prompted to add an exception.

Trend Micro Total Internet Protection

• Start up Boost.LAN and when you scan for devices it
  prompts you to add an exception.
• You must disable Protection Against Web Threats as you
  cannot add an exception for this.

Kaspersky Internet Security 2010

• No exceptions need to be added for Boost.LAN
• When you first run your terminal application it will
  not open the COM port.
• You must add the terminal application program to the
  trusted applications list.
• You must also add the terminal application manually to
  threats and exclusions:

  Settings > Options > Exclusions > Settings
  > Trusted Apps > Add > Applications > Your Terminal App > Tick all 4 boxes > apply

Zonealarm Free

• When you first search for devices you will be asked to
  add exceptions.
• You will need to add a subnet / IP Address
  exception to the firewall to use your terminal application.

Norton Security

• No exceptions need to be added for Boost.LAN.
• May try to remove terminal application, when SONAR
  removes application you will need to restore it and exclude the file from
  future scans.
• To run the terminal application and to open the COM
  port you may need to add your terminal application to program control and allow
  access.