VPWS (Virtual Private Wire Service) : Notion of virtual private network (VPN)

Notion of virtual private network (VPN)
VPWS (Virtual Private Wire Service)

Author : Frédéric Jounay

Publication date: November 10, 2008 | Lire en français

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1. Notion of virtual private network (VPN)

Nota

please refer to the VPN Technologies folder [H 5 610] in the Information Systems Security database.

Virtual private networks (VPNs) are used to interconnect different sites within a company via a shared network (called an overlay), or to provide connectivity to the Internet, for example. A VPN is private in the sense that it connects only sites belonging to the same entity, and virtual in the sense that it emulates on a shared network the connectivity used to carry information...

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Notion of virtual private network (VPN)