[They] deployed a VPN based on the IPsec protocol. That provided session encryption and authentication and enabled network-level access to resources, but it also proved problematic. "Some physicians still use our VPN, but there are real support issues. You need to configure software on each client. What we wanted was an application-level gateway of some sort," explains Douglas Torre, director of networking and technical services at the health care services provider in western New York.
Both he and Ward have turned to Secure Sockets Layer (SSL) VPN appliances, which provide that application-level gateway by allowing remote access over the Internet to Web-friendly applications.
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