Author: Valter Popeskic

VPN – What is VPN and how it works?

A VPN (virtual private network) offers network connection possibility over an extensive physical distance (remoteness). But you need to know that it can work over both on private networks and public networks (Internet).

VPN in simple words make possible for clients or whole LAN-s on other side of the internet to connect into main LAN pesmises and have the “technical impression” that they are localy connected to this site. This includes gaining the local IP address from local DHCP pool, possibility to use all the LAN resources that are defined by the administrator etc.

Phishing – What is phishing?

What is phishing? – in the cyber world, phishing is a serious crime and that can be referred to as online fraud. This sin is made in the form of online attacks with the help of forged e-mails and counterfeit websites in order to obtain the confidential and sensitive information of those who are involved in online correspondence and transactions etc. In case of fake websites, these are copycat in designing and other features of any reputable organization’s original site. Such as, a bank website can be used in this concern by Phishers to prepare its copy.

TCP – Transmission Control Protocol

TCP – Transmission control protocol in short terms is used as TCP which is one amongst the TCP/IP prime protocols. Its function is to allow two hosts, to set up a connection first over the internet and then exchange the data in form of stream. Reliability of TCP can be judged from that it provides the guarantee of data delivery by ensuring so that each packet will be transferred in the same pattern as was designed at the time of depart.

Server – What is a server and how it works?

In the world of information technology, the expression “server” can either be referred to simply hardware (computer) or computer software. But in term of hardware, a computer can be utilized as a server with the backing of a specially designed program. This system now can grant services to other computer’s programs, to their users and to other computers. A server can be foremost part of a network to practice certain course of action on the request of client. Anyhow, the processed data can be delivered to other computers by the way of either a local network or the Internet.