FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -"Denial of service” or “DoS” describes the ultimate goal of a class of cyber attacks designed to render a service inaccessible. The DoS attacks that most people have heard about are those launched against high profile websites, since these are frequently reported by the media.

Detailed explanation-2: -DoS attacks typically function by overwhelming or flooding a targeted machine with requests until normal traffic is unable to be processed, resulting in denial-of-service to addition users. A DoS attack is characterized by using a single computer to launch the attack.

Detailed explanation-3: -Distributed denial of service (DDoS) attacks are a subclass of denial of service (DoS) attacks. A DDoS attack involves multiple connected online devices, collectively known as a botnet, which are used to overwhelm a target website with fake traffic.

Detailed explanation-4: -What is the Difference between DoS and DDoS Attacks? A denial-of-service (DoS) attack overloads a server with traffic, thereby shutting it down. A distributed denial-of-service (DDoS) attack is a DoS attack in which numerous computers or machines flood a targeted resource.