This requirement also applies to replacement parts resulting from repair and maintenance of equipment. This requirement may be waived only if the vendor installing the software provides a written certification that the system and software have been checked and are virus free. Portable computer systems that leave USDA controlled areas must be scanned when returning to the USDA environment. All procurement for computer software and hardware will contain a requirement that the vendor has antiviral procedures in place to ensure that the media supplied are uncontaminated by malicious software. Procurement for personal computer system maintenance should also require antiviral procedures on the part of the contractor.
Vendors depend on the reputation of their products to ensure future sales.
Reputable vendors are concerned about correcting any flaws in their systems or products that would make them vulnerable to attack from viruses or other malicious software, and on occasion issue recommended changes to improve security of their products. System administrators and managers are to implement any vendor recommended changes or security fixes as soon as possible after official receipt. If your computer system seems to be acting differently than usual, a malicious software incident may have occurred. Below are a few signs that may indicate that a system has been infected. If your system demonstrates any of the above, it could indicate that malicious software is present.