Better known as a VPN, a virtual private network is technology that is designed to provide you and your clients with online privacy. It does this by creating a private network for your searches and other online activity; keeping them more secure, private and anonymous when compared to being on public internet connections.
VPN provides privacy by connecting your devices to isolated remote computer networks that would otherwise be inaccessible. It masks your IP address so that almost anything that you do online can't be traced back to you.
A VPN provides security through encrypted connections so that traffic sent through the VPN connection stays isolated from other computers on the intermediate network. This means that cybercriminals, rival companies, and the government cannot trace what you're doing or viewing online.
VPNs can connect individual users to a safe remote network or connect multiple networks together to allow for teamwork without the physical presence of each team member.
It is essential when logging onto the internet in any public arena (such as an airport lounge or a coffee shop) and is completely different from antivirus software.
A VPN isn't usually essential for private home-based internet connections and users. However, it is a must for companies, as well as for users when: