OpenVPN 2.5.2 freeware

OpenVPN implements OSI layer 2 or 3 secure network extension using the industry standard SSL/TLS protocol, supports flexible client authentication methods based on certificates, smart cards, and/or 2-factor authentication, and allows user or group-specific access control policies using firewall rules applied to the VPN virtual interface. OpenVPN is not a web application proxy and does not operate through a web browser.

Author OpenVPN Technologies, Inc.
Released 2021-04-21
Filesize 4.10 MB
Downloads 1871
OS Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10
Installation Instal And Uninstall
Keywords SSL VPN, remote access, site-to-site VPN, VPN, SSL, remote
Users' rating
(33 rating)
OpenVPN - Freeware Download Notice

OpenVPN Free Download - we do not host any OpenVPN torrent files or links of OpenVPN on,, etc. All OpenVPN download links are direct OpenVPN download from publisher site or their selected mirrors.

OpenVPN freeware - The Latest User Reviews
OpenVPN freeware - The Latest Versions History
2.5.2 Apr 21, 2021 New Release Arne Schwabe (10):
Avoid generating unecessary mbed debug messages
Restore also ping related options on a reconnect
Cleanup print_details and add signature/ED certificate print
Always disable TLS renegotiations
Also restore/save route-gateway options on SIGUSR1 reconnects
Move context_auth from context_2 to tls_multi and name it multi_state
Fix condition to generate session keys
Move auth_token_state from multi to key_state
Ensure auth-token is only sent on a fully authenticated session
Ensure key state is authenticated before sending push reply
Gert Doering (2):
Fix potential NULL ptr crash if compiled with DMALLOC
Preparing release 2.5.2
Max Fillinger (2):
In init_ssl, open the correct CRL path pre-chroot
Abort if CRL file can't be stat-ed in ssl_init
Richard Bonhomme (1):
Do not print Diffie Hellman parameters file to log file
Simon Rozman (1):
openvpnserv: Cache last error before it is overridden
Vladislav Grishenko (1):
Fix IPv4 default gateway with multiple route tables
2.5.1 Feb 24, 2021 New Release Arne Schwabe (5):
Fix auth-token not being updated if auth-nocache is set
Remove auth_user_pass.wait_for_push variable
Fix port-share option with TLS-Crypt v2
Zero initialise msghdr prior to calling sendmesg
Fix tls-auth mismatch OCC message when tls-cryptv2 is used.
David Sommerseth (1):
build: Fix missing install of man page in certain environments
Domagoj Pensa (3):
Fix too early argv freeing when registering DNS
Remove 1 second delay before running netsh
Skip DHCP renew with Wintun adapter
Gert Doering (7):
Change travis build scripts to use https when fetching prerequisites.
Fix line number reporting on config file errors after <inline> segments
Clarify --block-ipv6 intent and direction.
Document common uses of 'echo' directive, re-enable logging for 'echo'.
clean up / rewrite sample-plugins/defer/simple.c
Preparing release 2.5.1
Greg Cox (5):
Fix naming error in sample-plugins/defer/simple.c
2.5.0 Oct 28, 2020 New Release Faster connections:
Connections setup is now much faster
Crypto specific changes:
ChaCha20-Poly1305 cipher in the OpenVPN data channel (Requires OpenSSL 1.1.0 or newer)
Improved TLS 1.3 support when using OpenSSL 1.1.1 or newer
Client-specific tls-crypt keys (–tls-crypt-v2)
Improved Data channel cipher negotiation
Removal of BF-CBC support in default configuration (see below for possible incompatibilities)
Server-side improvements:
HMAC based auth-token support for seamless reconnects to standalone servers or a group of servers.
Asynchronous (deferred) authentication support for auth-pam plugin
Asynchronous (deferred) support for client-connect scripts and plugins
Network-related changes:
Support IPv4 configs with /31 netmasks now
802.1q VLAN support on TAP servers
IPv6-only tunnels
New option –block-ipv6 to reject all IPv6 packets (ICMPv6)
Windows-specific features:
Wintun driver support, a faster alternative to tap-windows6
Setting tun/tap interface MTU
Setting DHCP search domain

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