SSL for VPN. SSL-based virtual private networks explained with illustrations: I've been hearing quite a bit about using SSL (Secure Sockets Layer) or TLS (Transport Layer Security, the newer name for the same thing) for remote VPN access, but didn't fully understand how it worked until reading this article. The traditional VPN requires a special client installed on each computer, or can use a built-in VPN client in many operating systems, such as Windows XP Professional (a couple standards) or Mac OS X 10.2 (PPTP). A VPN server/firewall terminates the connection on the enterprise side and allows access across the VPN encrypted tunnel to internal resources. The SSL/TLS VPN uses a browser, any SSL/TLS capable one, as the front end, and delivers applications inside the browser terminating the connection behind a firewall at an SSL/TLS server which relays application data to appropriate internal resources…. [Wi-Fi Networking News]

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