Originally Posted by Randy Bauer

Here's a link to a respected insurance provider who advertises it:

http://www.stpaultravelers.com/busin...net_liability/

From that link:

INTERNET LIABILITY / E-COMMERCE
Worldwide e-commerce coverage provides protection against intellectual
property infringement on the Internet including claims alleging
copyright, trademark, trade name, trade dress, and service mark
infringement. The coverage also protects against claims alleging
plagiarism on or through the internet, failure to protect others'
private or confidential information from unauthorized on-line access,
failure to prevent transmission of a computer virus, unauthorized use
of others' advertising material when you advertise for others, and
additional e-commerce risks.