Glossary of terms, words, and technologies commonly used in virtual private networks, VPNs. Ad Blocker Asymmetric & Symmetric Encryption Bandwidth Throttling BitTorrent Dark Web DD-WRT DNS Hijacking DNS Leak FVEY Geo-Blocking Geo-Spoofing Great Firewall of China I2P IKEv2 IP Leak IPv4 – IPv6 ISP Kill Switch L2TP/IPsec Multi-hop VPN No-log VPN OpenVPN P2P Perfect Forward Secrecy Proxy Server Smart DNS Split Tunneling TOR VPN Client VPN Protocol VPN Router VPN Server VPN Tunnel Warrant Canary WiFi Encryption WireGuard Other glossaries: Cloud storage glossary Password Manager Glossary Web hosting glossary Website builder glossary