VPN is short for Virtual Private Network and is a technology which generates an encrypted secure connection within a less secure network like the Internet. The advantage is that it provides the security that the community where it relies cannot provide. It uses the web to transport data. Many such networks can be made by using different systems comprising encryption and other security mechanisms to make sure that only authorized users can access the network and data cannot be intercepted by others. it is like a tunnel constructed to transmit information between a network of state a company and a remote user. It hides your information and IP address.
The primary VPN network protocols are:
IPSec – Created by the Internet Engineering Task Force, to secure exchanges of information in the IP layer. it is widely used for creating VPNs
PPTP- Point to Point Tunnelling Protocol for VPNs developed jointly by Microsoft, Robotics and several remote access vendor companies. it is now obsolete because of safety concerns
L2TP – Layer 2 Tunnelling Protocol is an extension of the PPP Protocol PPP, which establishes connection between two computers or nodes L2TP allows ISPs to run VPNs
SSL – Secure Sockets Layer is the commonly used one today that can be used with a standard web browser. Unlike IPSec, it does not require installation of specialized client applications on the end user’s computer.
Benefits of VPN
- Security and avoidance of data theft
- Uncensored Internet access
- Unblocking ability for websites
- Maintaining away data trackers by maintaining your browsing history private
- Supports popular p2p protocol such as Bit Torrent
Drawbacks of VPN
VPN slows down your web. The factors affecting the rate are the Number of individuals using the VPN and the geographic location.
Who uses it?
It is used on a single level – Consumers use a personal reddit vpn service or tunnel to protect their identity and internet activity. This is particularly important when we use public wife that might not be secure. You may use anonymous VPNs, which functions as a privacy buffer between you and your Internet Service Provider, who has access to your online usage patterns. VPNs are used extensively by Bit Torrent users.
Corporate use it to communicate in confidentiality video, voice or data over a public network. Additionally it is a fantastic choice when employees are scattered all around the planet. VPNs help connects global offices. Corporate either use a VPDN that can help connect to a business LAN via dial up or site-to-site- VPN where dedicated hardware can also be utilized to connect several sites to the company LAN.