Visa on Tuesday announced best practices for companies to use when implementing, installing and managing programs that process payment applications. The guidance will complement the existing Payment Application Data Security Standard (PA-DSS), which prescribes 14 requirements for software developers that build programs that process credit card payments. The Visa payment application best practices, developed in conjunction with the SANS Institute, include 10 guidelines and can be downloaded here. They are meant for vendors, integrators and resellers. — DK