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VPN Glossary

A keyword-focused glossary for VPN users and builders - covering core protocols, privacy concepts, leak protection, and decentralized VPN terminology for DVPN.XYZ™.

A keyword-focused glossary for VPN users and builders - covering core protocols, privacy concepts, leak protection, and decentralized VPN terminology for DVPN.XYZ™.

VPN Glossary
Perfect Forward Secrecy

Perfect Forward Secrecy

Perfect Forward Secrecy (PFS) means each VPN session uses unique, ephemeral encryption keys so that compromising a long-term key does not …

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  • glossary-term-perfect-forward-secrecy
PPTP

PPTP

PPTP is a very old VPN protocol that is widely considered insecure by modern standards. While PPTP can be easy to configure and may appear …

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  • glossary-term-pptp
Software VPN

Software VPN

A software VPN is a VPN you run using an app on a device (phone, laptop, desktop) rather than via dedicated hardware. This is the most …

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  • glossary-term-software-vpn
Split Tunneling (Per-App)

Split Tunneling (Per-App)

Per-app split tunneling allows you to decide which applications use the VPN and which bypass it. This is particularly useful on Windows and …

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  • glossary-term-split-tunneling
Tunneling

Tunneling

Tunneling is the process of encapsulating one network protocol inside another to create a secure route across an untrusted network. In VPNs, …

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  • glossary-term-tunneling
VPN (Virtual Private Network)

VPN (Virtual Private Network)

A VPN is a service that creates an encrypted tunnel between your device and a remote server so your traffic is protected in transit and your …

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  • glossary-term-vpn
VPN Android Always-On

VPN Android Always-On

Always-On VPN on Android forces your device to keep the VPN active whenever possible and can block all connections if the VPN is not …

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VPN Android App

VPN Android App

A VPN Android app is a client that uses Android’s VPN framework to tunnel traffic and apply security controls. Android is popular for …

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  • glossary-term-vpn-android-app
VPN Hardware

VPN Hardware

VPN hardware refers to devices that handle VPN tunneling outside your main computers and phones - most commonly routers, travel routers, …

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  • glossary-term-vpn-hardware
VPN iOS App

VPN iOS App

A VPN iOS app is a client for iPhone and iPad that uses iOS VPN APIs to create a secure tunnel. Key features to look for are stable …

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  • glossary-term-vpn-ios-app