Our Text files (ending .txt) are non-executable. They cannot contain a virus.
Our Acrobat Reader files (ending .pdf) are "Non-Executable". They cannot contain a virus.
Of the hundreds of millions of PDF files in everyday use, none of them can harm your computer when opened and read using Adobe Reader. All of our publications are created by us, on our own computers, in our own office.
We also protect our systems with up-to-date anti-virus and firewall technology. This choice of file use and system protection insures that our products will always be straight-forward, read-only documents, with no possibility for intrusion or contamination.