OpenVPN (English Wikipedia)

Honda, Osamu; Ohsaki, Hiroyuki; Imase, Makoto; Ishizuka, Mika; Murayama, Junichi (October 2005). "Understanding TCP over TCP: effects of TCP tunneling on end-to-end throughput and latency". In Atiquzzaman, Mohammed; Balandin, Sergey I. (eds.). Performance, Quality of Service, and Control of Next-Generation Communication and Sensor Networks III. Vol. 6011. Bibcode:2005SPIE.6011..138H. CiteSeerX 10.1.1.78.5815. doi:10.1117/12.630496. S2CID 8945952.

freebsd.org (Global: 5,469^th place; English: 3,758^th place)

"FreeBSD Ports Search".

gargoyle-router.com (Global: low place; English: low place)

Gargoyle Wiki - OpenVPN

github.com (Global: 383^rd place; English: 320^th place)

OpenVPN Change Log - OpenVPN Release Notes
"openvpn_COPYING at master · OpenVPN_openvpn". GitHub. 30 July 2019. Archived from the original on 31 July 2019. Retrieved 30 July 2019.
"CHANGELOG at eclair from CyanogenMod's android_vendor_cyanogen". GitHub. cyanogen. 7 July 2010. Retrieved 28 October 2010. Nexus One Cyanogenmod changelog
"Regarding chocolatey.org repository · Issue #2 · wget/chocolatey_package_openvpn". GitHub. 16 January 2017. Retrieved 16 January 2017.

guizmovpn.com (Global: low place; English: low place)

"GuizmOVPN - OpenVPN GUI for iPhone/iPad". guizmovpn.com. 30 September 2007. Retrieved 30 September 2012.

harvard.edu (Global: 18^th place; English: 17^th place)

ui.adsabs.harvard.edu

Honda, Osamu; Ohsaki, Hiroyuki; Imase, Makoto; Ishizuka, Mika; Murayama, Junichi (October 2005). "Understanding TCP over TCP: effects of TCP tunneling on end-to-end throughput and latency". In Atiquzzaman, Mohammed; Balandin, Sergey I. (eds.). Performance, Quality of Service, and Control of Next-Generation Communication and Sensor Networks III. Vol. 6011. Bibcode:2005SPIE.6011..138H. CiteSeerX 10.1.1.78.5815. doi:10.1117/12.630496. S2CID 8945952.

inka.de (Global: low place; English: low place)

sites.inka.de

Titz, Olaf (23 April 2001). "Why TCP Over TCP Is A Bad Idea". Retrieved 17 October 2015.

keithmoyer.com (Global: low place; English: low place)

tomatovpn.keithmoyer.com

"TomatoVPN". Tomatovpn.keithmoyer.com. Retrieved 30 July 2012.

linksysinfo.org (Global: low place; English: low place)

LinksysInfo.org – VPN build with Web GUI

linuxjournal.com (Global: 8,246^th place; English: 5,418^th place)

"Bypassing Deep Packet Inspection: Tunneling Traffic Over TLS VPN". www.linuxjournal.com. Retrieved 7 August 2025.

linuxsecurity.com (Global: low place; English: low place)

LinuxSecurity.com - OpenVPN: An Introduction and Interview with Founder, James Yonan

maemo.org (Global: low place; English: low place)

"OpenVPN Maemo package". Maemo.org. Retrieved 30 July 2012.

mydreams.cz (Global: low place; English: low place)

"Country-Based VPN Connection Restrictions: How to Bypass Them? - 🚀 VPS Hosting, Webhosting a Dedikované Servery". mydreams.cz. Retrieved 7 August 2025.

netbsd.org (Global: low place; English: low place)

ftp.netbsd.org

"The NetBSD Packages Collection: net/openvpn".

nordvpn.com (Global: low place; English: low place)

"OpenVPN explained: Definition, how it works, and safety | NordVPN". nordvpn.com (in German). 29 November 2023. Retrieved 10 September 2024.

nym.com (Global: low place; English: low place)

"Are VPNs Legal? Where You Can (and Can't) Use a VPN". nym.com. 25 April 2025. Retrieved 7 August 2025.

opensource.com (Global: low place; English: 9,360^th place)

Bischoff, Paul (31 August 2018). "6 open source tools for making your own VPN". Opensource.com. Archived from the original on 31 August 2018. Retrieved 30 July 2019.

openvpn.net (Global: low place; English: low place)

openvpn.net

"Downloads". openvpn.net. Retrieved 27 January 2023.
"How to connect to Access Server from a Linux computer".
"OpenVPN Security Overview". Archived from the original on 21 August 2018.
openvpn.net: Pricing, retrieved 12 December 2018
"OpenVPN script entry points". Openvpn.net. Archived from the original on 9 August 2012. Retrieved 30 July 2012.
"Downloads". openvpn.net. OpenVPN. Retrieved 6 August 2015.
"OpenVPN Product Comparison". Retrieved 15 January 2017.
"What is OpenVPN Access Server (OpenVPN-AS)?". Retrieved 15 January 2017.
"Can I use a community OpenVPN client to connect to the Access Server?". Retrieved 16 January 2017.

community.openvpn.net

"Community Downloads". openvpn.net. Retrieved 4 April 2025.
Overview of changes in OpenVPN v2.3 - ChangesInOpenvpn23 - OpenVPN Community
OpenVPN community wiki, IPv6 in OpenVPN - retrieved 8 December 2013
OpenVPN Community Wiki - Related Projects

openwrt.org (Global: low place; English: low place)

"OpenVPN - OpenWrt Wiki". openwrt.org. Retrieved 11 June 2018.

opnsense.org (Global: low place; English: low place)

"opnsense.org - OPNsense 17.1 Release Announcement". Archived from the original on 6 August 2018. Retrieved 9 August 2018.

petsymposium.org (Global: low place; English: low place)

"Detecting VPN Traffic through Encapsulated TCP Behavior" (PDF). www.petsymposium.org. Retrieved 7 August 2025.

play.google.com (Global: 1,228^th place; English: 1,005^th place)

"OpenVPN - Android Apps on Google Play".

privacyhq.com (Global: low place; English: low place)

"OpenVPN VPN Protocol". privacyhq.com. Retrieved 24 June 2021.

psu.edu (Global: 207^th place; English: 136^th place)

citeseerx.ist.psu.edu

Honda, Osamu; Ohsaki, Hiroyuki; Imase, Makoto; Ishizuka, Mika; Murayama, Junichi (October 2005). "Understanding TCP over TCP: effects of TCP tunneling on end-to-end throughput and latency". In Atiquzzaman, Mohammed; Balandin, Sergey I. (eds.). Performance, Quality of Service, and Control of Next-Generation Communication and Sensor Networks III. Vol. 6011. Bibcode:2005SPIE.6011..138H. CiteSeerX 10.1.1.78.5815. doi:10.1117/12.630496. S2CID 8945952.

semanticscholar.org (Global: 11^th place; English: 8^th place)

api.semanticscholar.org

Honda, Osamu; Ohsaki, Hiroyuki; Imase, Makoto; Ishizuka, Mika; Murayama, Junichi (October 2005). "Understanding TCP over TCP: effects of TCP tunneling on end-to-end throughput and latency". In Atiquzzaman, Mohammed; Balandin, Sergey I. (eds.). Performance, Quality of Service, and Control of Next-Generation Communication and Sensor Networks III. Vol. 6011. Bibcode:2005SPIE.6011..138H. CiteSeerX 10.1.1.78.5815. doi:10.1117/12.630496. S2CID 8945952.

sourceforge.net (Global: 1,669^th place; English: 1,290^th place)

openvpn.git.sourceforge.net

"OpenVPN example plug-ins". Openvpn.git.sourceforge.net. Retrieved 30 July 2012.

thegeekpub.com (Global: low place; English: low place)

Murray, Mike (20 March 2021). "OPENVPN MTU: Finding The Correct Settings". The Geek Pub. Archived from the original on 20 March 2021. Retrieved 20 July 2022.

vpnblog.info (Global: low place; English: low place)

ww43.vpnblog.info

"How to setup and configure OpenVPN on Android rooted device | VPN blog is actual information about VPN". Vpnblog.info. Archived from the original on 26 May 2011.

web.archive.org (Global: 1^st place; English: 1^st place)

"Private Tunnel VPN". App Store. 23 October 2014. Archived from the original on 15 March 2015.
"OpenBSD Ports". Archived from the original on 18 May 2009.
"OpenVPN Security Overview". Archived from the original on 21 August 2018.
Bischoff, Paul (31 August 2018). "6 open source tools for making your own VPN". Opensource.com. Archived from the original on 31 August 2018. Retrieved 30 July 2019.
Murray, Mike (20 March 2021). "OPENVPN MTU: Finding The Correct Settings". The Geek Pub. Archived from the original on 20 March 2021. Retrieved 20 July 2022.
"OpenVPN script entry points". Openvpn.net. Archived from the original on 9 August 2012. Retrieved 30 July 2012.
OpenVPN plug-in entry points for C based modules.
"OpenVPN for PocketPC". Ovpnppc.ziggurat29.com. 1 April 2007. Archived from the original on 20 September 2012. Retrieved 30 July 2012.
"How to setup and configure OpenVPN on Android rooted device | VPN blog is actual information about VPN". Vpnblog.info. Archived from the original on 26 May 2011.
"opnsense.org - OPNsense 17.1 Release Announcement". Archived from the original on 6 August 2018. Retrieved 9 August 2018.

ziggurat29.com (Global: low place; English: low place)

ovpnppc.ziggurat29.com

"OpenVPN for PocketPC". Ovpnppc.ziggurat29.com. 1 April 2007. Archived from the original on 20 September 2012. Retrieved 30 July 2012.

OpenVPN (English Wikipedia)

andersen.com (Global: low place; English: low place)

eg.andersen.com

anonymousvpns.com (Global: low place; English: low place)

apple.com (Global: 67th place; English: 64th place)

itunes.apple.com

apps.apple.com

archive.today (Global: 14th place; English: 14th place)

ascendantusa.com (Global: low place; English: low place)

books.google.com (Global: 3rd place; English: 3rd place)

cyberhaven.com (Global: low place; English: low place)

cyberinsider.com (Global: low place; English: low place)

dd-wrt.com (Global: low place; English: low place)

wiki.dd-wrt.com

doi.org (Global: 2nd place; English: 2nd place)

freebsd.org (Global: 5,469th place; English: 3,758th place)

gargoyle-router.com (Global: low place; English: low place)

github.com (Global: 383rd place; English: 320th place)

guizmovpn.com (Global: low place; English: low place)

harvard.edu (Global: 18th place; English: 17th place)

ui.adsabs.harvard.edu

inka.de (Global: low place; English: low place)

sites.inka.de

keithmoyer.com (Global: low place; English: low place)

tomatovpn.keithmoyer.com

linksysinfo.org (Global: low place; English: low place)

linuxjournal.com (Global: 8,246th place; English: 5,418th place)

linuxsecurity.com (Global: low place; English: low place)

maemo.org (Global: low place; English: low place)

mydreams.cz (Global: low place; English: low place)

netbsd.org (Global: low place; English: low place)

ftp.netbsd.org

nordvpn.com (Global: low place; English: low place)

nym.com (Global: low place; English: low place)

opensource.com (Global: low place; English: 9,360th place)

openvpn.net (Global: low place; English: low place)

openvpn.net

community.openvpn.net

openwrt.org (Global: low place; English: low place)

opnsense.org (Global: low place; English: low place)

petsymposium.org (Global: low place; English: low place)

play.google.com (Global: 1,228th place; English: 1,005th place)

privacyhq.com (Global: low place; English: low place)

psu.edu (Global: 207th place; English: 136th place)

citeseerx.ist.psu.edu

semanticscholar.org (Global: 11th place; English: 8th place)

api.semanticscholar.org

sourceforge.net (Global: 1,669th place; English: 1,290th place)

openvpn.git.sourceforge.net

thegeekpub.com (Global: low place; English: low place)

vpnblog.info (Global: low place; English: low place)

ww43.vpnblog.info

web.archive.org (Global: 1st place; English: 1st place)

ziggurat29.com (Global: low place; English: low place)

ovpnppc.ziggurat29.com

apple.com (Global: 67^th place; English: 64^th place)

archive.today (Global: 14^th place; English: 14^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

doi.org (Global: 2^nd place; English: 2^nd place)

freebsd.org (Global: 5,469^th place; English: 3,758^th place)

github.com (Global: 383^rd place; English: 320^th place)

harvard.edu (Global: 18^th place; English: 17^th place)

linuxjournal.com (Global: 8,246^th place; English: 5,418^th place)

opensource.com (Global: low place; English: 9,360^th place)

play.google.com (Global: 1,228^th place; English: 1,005^th place)

psu.edu (Global: 207^th place; English: 136^th place)

semanticscholar.org (Global: 11^th place; English: 8^th place)

sourceforge.net (Global: 1,669^th place; English: 1,290^th place)

web.archive.org (Global: 1^st place; English: 1^st place)