Overview

Introduction Ethical Hacking:-A security hacker is someone who explores methods for breaching defenses and exploiting weaknesses in a computer system or network.Foot Printing:-Foot printing is a part of reconnaissance process which is used for gathering possible information about a target computer system or network.Port Scanning:-Port are the doors from which data enters & leaves the system.Computers use port numbers to determine to which process or application a message should be delivered. As network addresses are like street address, port numbers are like suite or room numbers.Network Fundamentals:-A computer network, is a digital telecommunications network which allows nodes to share resources.An Internet Protocol address is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication.A gateway is a node (router) in a computer network, a key stopping point for data on its way to or from other networks. Thanks to gateways, we are able to communicate and send data back and forth.A router is a networking device that forwards data packets between computer networks. Routers perform the traffic directing functions on the Internet.A network switch is a computer networking device that connects devices together on a computer network by using packet switching to receive, process, and forward data to the destination device

Skills

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