He is not a noveltybut in the last decade it has acquired great popularity thanks to the need for a private network for the use of a particular computerseparated from a local network.
VPN are the initials of Virtual Private Network and, in essence, it allows you to create a virtual private network to connect a computer to the Internet independently of the network provided by the router.
Practically all are compatible with VPN toolsand in this article you will learn everything you need to know about Virtual Private Networksso that you perform in them as an expert.
Is it really necessary to use a VPN on Linux? Reasons to do it
Although it is not mandatory, the use of VPN networks in Linux operating systems is highly recommended and encouragedsince the connection configurations of almost all distributions have access to a VPN connection.
Among the main benefits of these networks we can mention:
- VPN networks offer strong protection in conjunction with firewallssince all data traffic is encrypted.
- Most organizations protect the security of their data by offering remote access to their networks. exclusively via VPN.
- the vpn network guarantees anonymity of your data by providing ISP (Internet Service Provider) encryption, keeping your data encrypted and preventing even your internet provider from reading it.
- Allows access to sites with regional blocksthus circumventing the censorship of web pages.
- Allows the user change IP address, which allows the user to surf the Internet safely and anonymously.
- VPN networks can bypass bandwidth restriction that some Internet providers impose.
For users more versed in the use of VPNs, it is even possible to increase the security of monetary transactions through encryptionso it is a tool that is widely used in banking.
Learn step by step how to configure OpenVPN on your Linux computer to improve your privacy on the Internet
OpenVPN is the default tool in linux for create and access VPN networks. this barrier It will allow you fast, secure and anonymous access to the Internet from any Linux terminal. To activate OpenVPN on your computer, you must ensure that you have “sudo” privileges or “root” access, not have OpenVPN installedor, and configure the firewall to allow traffic tcp Y PDU.
Then just follow these steps:
- Update the system through the command terminal, with the line: sudo apt update.
- install the package of net-tools, which contains “ifcfg”, which we will need to install OpenVPN. Use the command sudo apt install net-tools
- Enters to the openvpn.net website and download the openvpn client compatible with your version.
- Get the download link and run it with the command “curl”. The command line will look like this: curl -O http://swupdate.openvpn.org/as/openvpn-as-2.5.2-Ubuntu.amd_64.deb.
- Validate the download successful installation using the following command: sha256sum openvpn-as-*.
- Checksum will be printed as follows: 6354ac41be811829e60b028d3a7a527e839232d7f782c1d29bb4d8bd32bf24d5 openvpn-as-2.7.3-Ubuntu.x86_64.deb.
- If the number you got matches the one you see on the websiteyou can proceed with the installation.
- Enter the command in the terminal sudo dpkg -i openvpn-as-*.deb, as soon as you run the command the installation will start.
- By default, it will be set “openvpn” as username and password, if you want to modify it, you just have to execute the command “passwd openvpn”. This will change the password to one of your choosing that you will need to remember to log in.
List of the best VPNs to use on Linux operating system as alternatives to OpenVPN
Even with the versatility of OpenVPN, the number of private network clients available for Linux is immenseso you have a large number of options, and you can choose the one that best suits your needs.
We present you the best VPN clients you can find for Linux:
ExpressVPN.com
It was created by the company Express VPN International Ltd., and works as a virtual security tool that hides the IP address of users and encrypts their network traffic data. It is available for almost all operating systems and has servers located in more than 94 countries It allows you to maintain over 3,000 private web servers.
IPVanish.com
It is a strong competitor in the field of private networks in Linux, since offers above average download speed, without neglecting its solid privacy policy keeping your IP address hidden automatically. Although it does not have a graphical interface, its installation and use process is not difficult to a great extent, since it has an installation guide with clear and easy-to-understand instructions.
CyberGhostVPN.com
It has a no-logs policywhich protects your data and your privacy, while gives you access to the highest level encryption for network traffic, protection for unknown Wi-Fi networks and full protection of private conversations and financial information. It also has the ability to encrypt data traffic, mask the IP address and connect to servers in more than 70 countries to circumvent the regional blocking of any page.
PrivateInternetAccess.com
It is a that works as one of the VPN servers more insurance available. Its developers have a policy of total transparency, so the source code of the Private Internet Access client is completely public. It has the advantage of working as a malware and ad blocker, it has one of the highest levels of encryption, and provides a unique IP address.
ProtonVPN.com
It is operated by the Swiss company Proton Technologies AG, it is developed by the same team of programmers that created the ProtonMail email application. It is available for Linux, Windows, Mac OS, iOS, and Android. It has encryption protocols that encrypts all data trafficit does not require registration to enter the VPN service and it has a complete connection closure tool in case the link to the VPN server is lost.
TunnelBear.com
It is a freeware VPN client designed as a mobile phone application that has a desktop version available for Linux, was designed with the aim of circumventing region restrictions on certain web pages, in response to censorship imposed in many countries. Despite having servers in only 25 countries, performs well above average. In addition, it has a simple and concise privacy policy, in which it expresses exactly what information it collects and what it does not.
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