IJARCCE International Journal of Advanced Research in Computer and Communication Engineering Vol. 10, Issue 10, October 2021 DOI: 10.17148/IJARCCE.2021.101017 ©IJARCCE This work is licensed under a Creative Commons Attribution 4.0 International License 86 ISSN (O) 2278-1021, ISSN (P) 2319-5940 Analysis the importance of VPN for Creating a Safe Connection Over the World of Internet Md. Zihadul Islam 1 , Mohammad Arifin Rahman Khan 2 , Md. Ibrahim Hossain 3 , Rabbi Hossain 4 Student, Computer Science and Engineering, Bangladesh University, Dhaka, Bangladesh 1 Lecturer (Principal Supervisor), Computer Science and Engineering, Bangladesh University, Dhaka, Bangladesh 2 Assistant Professor, Computer Science and Engineering, Bangladesh University, Dhaka, Bangladesh 3 Student, Computer Science and Engineering, Bangladesh University, Dhaka, Bangladesh 4 Abstract: Network protection turns into a primary attention of the current period. Each and every sector has benefited from the positive activities of internet, i.e., emergency treatment getting at the current emergency time COVID-19, easily buying and selling the product via the sector of E-Commerce, Digital Research and Education system provide etc. In this manner, the network of communication necessitates the security of the secret information i.e., emergency message, phone calls, medical treatment and report etc. put away or move over the world of internet. Because of the speedy advancement in the area of communication technology and their huge involvement with the task of internet made uncertainty client information, and it also creates the security and protection dangers for the area of medical, business, research, emergency force (i.e., police, army) etc. According to this paper, it is presented that a Virtual Private Network is a good technique for safe the communication instruments and the important information/data from the hacker attacks. A Virtual Private Network (VPN) is a modern technology for a private network that runs on a public network and is used to transmit encrypted information so that attackers cannot able to usage it. The motivation behind Virtual Private Network is to give the specific safety components i.e., realness, classification and information trustworthiness that is the reason these are becoming popular, low-estimated and simple to utilize. The administrations of Virtual Private Network are accessible for advanced mobile phones i.e., smartphones, PCs (Personal Computers), laptops etc. This article focuses too on VPN development, tunnels, security, and protocols. The technique of VPN’s activities is a growing generation that performs a main position in Wireless Local Area Network (WLAN) with the aid of using offering steady records transmission over the world of internet. I. INTRODUCTION VPN depicts the chance to set up an ensured network association when utilizing public networks. This network permits are the arrangement of private network facilities for an association on a public communication network like the facility of Internet i.e., fig.1. Fig. 1: The network scenario following the internet by the use of VPN. VPN reduces the cost of remote access by using public network resources. VPNs lessen far off get entry to charges through the use of public network resources. Compared to different solutions, together with non-public networks, a VPN is inexpensive [1]. At the current situation for the communication sector Virtual Private Network (VPN) are one of the important technologies and also most steady piece of any kind of IT business since it protects the immense expense of substructure via applying the open Internet to make profoundly shielded the medium of communication from the corporate office to secluded destinations and clients.