# What is a VPN? Types of VPNs and How They Work

DevFeed: [What is a VPN? Types of VPNs and How They Work](<https://devfeed.tech/articles/what-is-a-vpn-types-of-vpns-and-how-they-work-29952.md>)

Original publisher: [Read original article](<https://goteleport.com/blog/types-of-vpns/>)

Author: info@goteleport.com (Rabo James Bature)

Published: 2022-05-31T00:00:00Z

Content type: tutorial

Language: en

Sources: [Teleport](<https://devfeed.tech/sources/teleport.md>)

Topics: [Virtual Private Network](<https://devfeed.tech/topics/vpn.md>), [Encryption](<https://devfeed.tech/topics/encryption.md>), [remote access](<https://devfeed.tech/topics/remote-access.md>), [Internet Traffic](<https://devfeed.tech/topics/internet-traffic.md>), [Security](<https://devfeed.tech/topics/security.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>)

Tags: [encryption](<https://devfeed.tech/tags/encryption.md>), [internet](<https://devfeed.tech/tags/internet.md>), [internet-traffic](<https://devfeed.tech/tags/internet-traffic.md>), [overview](<https://devfeed.tech/tags/overview.md>), [remote](<https://devfeed.tech/tags/remote.md>), [security](<https://devfeed.tech/tags/security.md>), [ssl](<https://devfeed.tech/tags/ssl.md>), [tls](<https://devfeed.tech/tags/tls.md>), [use-cases](<https://devfeed.tech/tags/use-cases.md>), [vpn](<https://devfeed.tech/tags/vpn.md>)

## AI overview

An overview of virtual private networks, including how tunneling, encryption, and authentication secure traffic over public networks. It covers VPN use cases such as protecting online activity, accessing geo-restricted data, granting remote access, and reducing ISP throttling, while noting that providers use encryption processes with varying success.

## Source excerpt

An overview of VPNs, different use cases and their shortcomings.