OpenVPN implements OSI layer 2 or 3 secure network extensions using the industry-standard SSL/TLS protocol, supports flexible client authentication methods based on certificates, smart cards, and/or 2-factor authentication, and allows users group-specific access control policies using firewall rules applied to the VPN virtual interface. These include remote access, site-to-site VPNs, WiFi security, and enterprise-scale remote access solutions with load balancing. Pritunl available for profile management. OpenVPN is not for the faint hearted, but anyone looking to make use of virtual private networks will find it hard to find a better tool.OpenVPN is designed to be a full-featured SSL VPN solution that can accommodate a wide range of configurations. Thankfully this does not mean having to compromise on features or security, even though the program is available completely free of charge. When used for remote access or any other purpose, access control can be used to place restrictions on individual users or user groups.Ĭonfiguring a VPN is never going to be a simple process, but OpenVPN does help to make things easier. With security based on SSL you can use static, pre-shared keys or TLS-based dynamic key exchange, and real-time traffic analysis can be used to manage bandwidth usage between clients. Tunnelling of an IP subnet or virtual Ethernet adaptor over a single communication port means that the program is very firewall friendly, overcoming one of the problems that makes many VPN tools difficult to configure. OpenVPN is a comprehensive VPN tool which perfects the balance between ease of use and security which can be used to enable remote access on any scale and allow for communication between different networks. Anyone who has attempted to set up a virtual private network will be aware that it can be fraught with problems.
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