It was invented by a family member of mine and his co-workers in 2001, at the at&t facility in New Jersey
Useding in 2547 vpns - now that's a not bad idea
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VPNs (Virtual Private Networks) can encrypt internet traffic and mask a user's IP address, providing privacy and security while browsing. Unlike firewalls, which primarily monitor and control incoming and outgoing network traffic based on predetermined security rules, VPNs create secure tunnels for data transmission over public networks, protecting it from eavesdropping. Additionally, VPNs can bypass geographic restrictions and access restricted content, a capability that firewalls do not possess.
VPNs
tunnels
IP Sec, SSL, TLS
Proxies are out of date and not really reliable. Use VPNs.
L2tp
i think
Yes it is, It supports IPSec VPN. also supports L2TP and PPTP VPNs.
L2tp
User authentication Virtual private networks (VPNs) Data encryption