How to change openvpn access server port

HOW TO CHANGE OPENVPN ACCESS SERVER PORT INSTALL
HOW TO CHANGE OPENVPN ACCESS SERVER PORT UPDATE
HOW TO CHANGE OPENVPN ACCESS SERVER PORT PASSWORD

This is the configuration that youвЂ™ll use to connect your devices to your server. Next, you need to set up your client configuration. If everything looks good, enable them at startup. $ sudo systemctl start openvpnД¬heck that theyвЂ™re both running $ sudo systemctl status openvpn*.service ItвЂ™s a special user just for running OpenVPN, and it wonвЂ™t do anything else. $ sudo adduser -system -shell /usr/sbin/nologin -no-create-home openvpn Start The ServerД«efore you can start up the server, you need to make that openvpn user that you specified. This helps limit possible attacks on weak ciphers. Then, limit the cipers that OpenVPN can use to only stronger ones. Set the authentication digest to specify stronger encryption for user authentication.

YouвЂ™ll need to add them at the end of the file. Uncomment them, and change the user to вЂњopenvpn.вЂќ user openvpnДЇinally, these last two lines arenвЂ™t in the default configuration. Remove the semicolons in front of each option to enable them. The next couple of options are there, but theyвЂ™re commented out with a. tls-auth /etc/openvpn/certs/keys/ta.key 0ДЇind the cipher and make sure it matches the example below. Key /etc/openvpn/certs/keys/server.key # This file should be kept secretДЇind the dh setting, and change it to match the Diffie-Hellman. You need to set them to match the actual locations of the files that you created, which are all in /etc/openvpn/certs/keys. The first things you need to find are the ca, cert, and key files. Use youвЂ™re text editor again to open up /etc/openvpn/nf. $ sudo gunzip -c /usr/share/doc/openvpn/examples/sample-config-files/ > /etc/openvpn/nf So, begin by getting that configuration file. Debian provides a base configuration that you can use to get started. Thankfully, there isnвЂ™t all that much that you need to do here.

The next piece in setting up OpenVPN is the server configuration itself. $ sudo openvpn -genkey -secret /etc/openvpn/certs/keys/ta.key Server Configuration

It helps to prevent certain kinds of attacks on the connection. OpenVPN uses this key to sign each individual packet of information exchanged between the client and the server. The last key that you need from now is called an HMAC key. $ sudo openssl dhparam 4096 > /etc/openvpn/dh4096.pem ItвЂ™s what OpenVPN uses to secure your client connections to the server. Start by building the key for your server. You went through all that trouble to set up a certificate authority so you can sign keys.

HOW TO CHANGE OPENVPN ACCESS SERVER PORT PASSWORD

Remember to set a strong password and answer вЂњyesвЂќ to the last two questions, following the password. You already set the defaults, so you can just accept the defaults that it presents. clean-installДЇinally, build your certificate authority. You donвЂ™t have any, so donвЂ™t worry about the message telling you that your keys will be deleted. ThatвЂ™ll load all of the variables that you just set. Start by adding the вЂњvarsвЂќ file as a source. That Easy-RSA package that you installed before contains a lot of scripts that help to set up everything that you need. It helps if this info is accurate, but anything that you can remember is fine. The main block that you need to deal with establishes information about your certificate authority.

HOW TO CHANGE OPENVPN ACCESS SERVER PORT INSTALL

Nano is the default, but feel free to install Vim, if youвЂ™re more comfortable with it.ДЇind the KEY_SIZE variable first. In that same вЂњcertsвЂќ folder is a file called вЂњvars.вЂќ Open that file up with your text editor. $ sudo ln -s openssl-1.0.0.cnf openssl.cnf Then, link the latest one with openssl.cnf. Look around for OpenSSL configuration files. These keys will ensure that only your devices will be able to connect to your home network.ДЇirst, create a directory for your certificates. In order to authenticate your devices when they try to connect to the server, you need to set up a certificate authority to create sigining keys. $ sudo apt install openvpn easy-rsa Certificate Authority

HOW TO CHANGE OPENVPN ACCESS SERVER PORT UPDATE

$ sudo apt updateДЄfter the update finishes, you can install OpenVPN and the certificate utility that you need. So, before you dig in, make sure that Raspbian is completely up to date. The good news is, you only need to do it once. OpenVPN isnвЂ™t exactly simple to set up as a server. The username is always pi, and the password is raspberry. Obviously, use the actual IP address of the Pi. Whether youвЂ™re on Windows, Linux, or Mac, open up OpenSSH. Find the Raspberry Pi and note its IP address. Then, open a web browser and navigate to your routerвЂ™s management screen. Give the Pi a few minutes to set itself up.

How to change openvpn access server port