COMPUTER FUNDAMENTALS

Detailed explanation-1: -1. Attackers commonly target for fetching IP address of a target or victim user. Explanation: Enumeration by cyber-attackers is possible through websites also, as the attackers target websites for fetching the IP address of the victim or the target user. 2.

Detailed explanation-2: -A cyber attack is an attempt by cybercriminals, hackers or other digital adversaries to access a computer network or system, usually for the purpose of altering, stealing, destroying or exposing information. Cyberattacks can target a wide range of victims from individual users to enterprises or even governments.

Detailed explanation-3: -Distributed Denial-of-Service (DDoS) Attack A DDoS attack is where an attacker essentially floods a target server with traffic in an attempt to disrupt, and perhaps even bring down the target.

Detailed explanation-4: -SQL injection, also known as SQLI, is a common attack vector that uses malicious SQL code for backend database manipulation to access information that was not intended to be displayed. This information may include any number of items, including sensitive company data, user lists or private customer details.