April 2011
Intermediate to advanced
1168 pages
28h 9m
English
Virtual private networks (VPNs) provide secure communications between internal networks over a public network (such as the Internet, for example). Connecting private networks or hosts by securely tunneling through a public network infrastructure has both commercial and practical applications. VPNs can connect branch offices, mobile users, and business partners.
VPNs ensure confidentiality and authentication. VPNs provide ...
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