OpenVPN supports flexible client authentication methods based on certificates, smart cards and username/password credentials. OpenVPN uses OSI layer 2 or 3 secure network extension using the industry standard SSL/TLS protocol. We can define OpenVPN as a full-featured SSL VPN. A VPN can also be used to connect computers to isolated remote computer networks that is usually inaccessible, by using the Internet or another intermediate network. A VPN service masks our ISP IP so your online actions are virtually untraceable. A VPN is short form of virtual private network, which gives us a privacy, anonymity and security over public internet.

This connection is also known as a “tunnel”.In this blog article we are going to discuss about How to setup OpenVPN on Windows Server 2019. With the free software OpenVPN, you can set up a virtual private network and establish a secure connection to the Internet. The OpenSSL library is used for encryption. The data exchanged in the VPN is via SSL/ TLSencrypted. The VPN software can also be used across NAT borders (NAT – Network Address Translation). The software transmits the user data via TCP or UDP packets. For the connection to be established, the OpenVPN software must be available and suitably configured on both sides. It can be used to implement encrypted private networks between individual clients or entire networks. It is available in a client-server architecture and can be installed on computers, servers, or network devices such as routers and supports operating systems such as Windows, Linux, macOS, Solaris, OpenBSD, Android, and many more. OpenVPN is a popular open-source software freely available. It was programmed by James Yonan and was first released in 2001 under the open-source license. Learn the steps to install OpenVPN client on Debian 11 Bullseye Linux to connect VPN server for establishing a secure connection.

OpenVPN Client 2.6.6 instaling