COMPUTER NETWORKING

Detailed explanation-1: -Malware, or malicious software, is any program or file that is intentionally harmful to a computer, network or server. Types of malware include computer viruses, worms, Trojan horses, ransomware and spyware.

Detailed explanation-2: -What is a virus? A virus is a computer program that replicates itself by modifying system or application software and then traveling from computer to computer, via disks or a network. Most viruses are harmless, but some viruses can erase files on your hard drive, slow down your computer, or do other kinds of damage.

Detailed explanation-3: -Spyware is a type of malicious software–or malware–that is installed on a computing device without the end user’s knowledge. It invades the device, steals sensitive information and internet usage data, and relays it to advertisers, data firms or external users.

Detailed explanation-4: -Trojans are commonly downloaded through email attachments, website downloads, and instant messages. Social engineering tactics are typically deployed to trick users into loading and executing Trojans on their systems. Unlike computer viruses and worms, Trojans are not able to self-replicate.

Detailed explanation-5: -Antivirus software (antivirus program) is a security program designed to prevent, detect, search and remove viruses and other types of malware from computers, networks and other devices.