FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A Worm is like a Computer Virus by its design but is a sub-class of a Virus or Trojan Horse. Worms spread from computer to computer, but unlike a virus, it has the capability to travel without attaching to a host program and can run independently.

Detailed explanation-2: -Blaster Worm., the worm has been designed to tunnel into your system and allow malicious users to control your computer remotely. A Trojan horse is not a virus. It is a destructive program that looks as a genuine application. Unlike viruses, Trojan horses do not replicate themselves but they can be just as destructive.

Detailed explanation-3: -A computer worm is a type of malware whose primary function is to self-replicate and infect other computers while remaining active on infected systems. A computer worm duplicates itself to spread to uninfected computers.

Detailed explanation-4: -A Trojan Horse (Trojan) is a type of malware that disguises itself as legitimate code or software. Once inside the network, attackers are able to carry out any action that a legitimate user could perform, such as exporting files, modifying data, deleting files or otherwise altering the contents of the device.

Detailed explanation-5: -Spyware is software that observes user activities, collecting sensitive data like account credentials or banking details. They send this data back to the attacker. Spyware is typically disguised as useful software, so it is generally considered as a type of trojan.