Modern development of information technologies and the Internet in particular leads to the necessity of protection of the information transferred within the borders of the allocated corporative network that use the networks with open access. Not each organization may afford its proprietary physical access channels, and that's where the virtual private network technology will assist you. VPN offers enough flexibility and at the same time high level of security of the data passing through the network, as well as significant reduction of expenditure.
The high level of the Internet access gives an opportunity to numerous people to use the World Wide Web as a channel for sharing confidential information. Meanwhile the most significant defect of the World Wide Web is that it is subject to potential breaks of the security and confidentiality. The creation of the virtual private network on the base of the generally accessed World Wide Web is the most appropriate way to ensure easy admission of the concerned persons to the info, at the same time strict security of confidential information is ensured. When using the virtual private network within the limits of the Internet you can be sure that your traffic information is as secured as if you are sending information through the local network, while keeping all the financial benefits that the Internet provides. The modern virtual private network technology allows to guarantee high flexibility in case of possible future network expansion and at the same time keeps adequate level of security and reliability. And what is also important, VPN guarantees significant economy of your money in comparison to maintaining personal physical channel network of global scale.
The principle of the operation of virtual private network is quite simple. The VPN-gadget is located between the Internet and local network at each end point of connection. If you send the data through VPN they disappear in the first point and re-appear just in the destination point. This process is commonly called tunneling. Because of tunneling the confidential information is invisible for other users of the web. What is more, the information is also ciphered before entering the tunnel what guarantees additional security.
