Sorry, no definitions found. You may find more data at vpn'ing.
Sorry, no etymologies found.
Furthermore, email access required VPN virtual private networks so everyone was always VPN'ing, thereby creating extra security risks.
DNS is more hostile to this than any other protocol, so the solutions being built should be generalizable. presenters Dan Kaminsky history The first version of OzymanDNS was presented at Defcon, where I demonstrated SSH over DNS (and with that, general purpose VPN'ing using the dynamic forwarding discussed at Codecon in 2003) and live streaming radio over DNS.