Virtual Private Network (VPN) Question:

Is VPN a long-term solution or a short-term stop gap kind of thing?


VPNs are long-term solutions. VPNs may become ubiquitous and transparent to the user, but they will not go away. Because the problem VPNs address — privacy over a public network — will not go away. VPNs will exist from the desktop to the server, and at the IP packet level as well as the application data level.

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Is there market penetration for these products?What security vulnerabilities are addressed by VPN?