What is a switch A network switch is a device that connects multiple devices within a local area network (LAN) and facilitates communication between them. Operating at the data link layer (Layer 2) of the OSI model, a switch receives data packets from connected...
What is a router A router is your important gateway to connect to the internet which is outside of your network and directs data traffic between computers and other devices on different networks. It acts as a dispatcher, choosing the best path for information to...
What is firewall Firewalls are very important security tool which can be hardware or software even virtual. Firewalls monitor incoming and outgoing traffic and allow or block traffic based on predetermined rules. The primary purpose of firewalls are to border between...
What is phishing? Phishing attacks are pretending to be a legitimate person or company that claim who they say they are but actually not. They are trying to get you to click the link in a massage that redirects you to spoofed website. So they can gather some type of...