In a bid to push its public key infrastructure (PKI) into enterprises, Equifax Secure Inc has chosen business partners from the ranks of security firms, systems integrators, independent software vendors, hardware manufacturers and internet service providers. Among those who have signed on are Aventail, Cylabs, Tri-Sage Inc and PricewaterhouseCoopers. With its partners, Equifax Secure plans to offer secure email and forms, electronic data interchange (EDI), virtual private networks (VPNs), supply chain management, credit card and smart card processing, internet banking, remote access and single sign on. The company is the e-commerce arm of Equifax Inc.