What are the 4 types of computer viruses?

What are the 4 types of computer viruses?

The main types of computer virus are as follows:

  • Boot Sector Virus.
  • Direct Action Virus.
  • Multipartite Virus.
  • Polymorphic Virus.
  • Resident Virus.
  • File Infector Virus.

What is a Trojan horse attack?

A Trojan horse, or Trojan, is a type of malicious code or software that looks legitimate but can take control of your computer. A Trojan is designed to damage, disrupt, steal, or in general inflict some other harmful action on your data or network. A Trojan acts like a bona fide application or file to trick you.

What is a worm attack?

A computer worm is a program containing malicious code that attacks host computers and spreads via a network. Most worm attacks (Sasser, SqlSlammer) can be avoided by using default security settings in the firewall, or by blocking unprotected and unused ports. …

What a rootkit is?

A rootkit is a clandestine computer program designed to provide continued privileged access to a computer while actively hiding its presence. Today rootkits are generally associated with malware – such as Trojans, worms, viruses – that conceal their existence and actions from users and other system processes.

What is polymorphic virus?

Polymorphic viruses are complex file infectors that can create modified versions of itself to avoid detection yet retain the same basic routines after every infection. To vary their physical file makeup during each infection, polymorphic viruses encrypt their codes and use different encryption keys every time.

What is a computer worm example?

A worm virus is a computer virus that can self-replicate, mostly without human intervention. The ILOVEYOU, Michelangelo, and MSBlast worms are famous examples. It is best to protect against a worm virus by installing antivirus software right away, rather than waiting to get infected before installing an antivirus tool.

Is there a virus that shuts down your computer?

Malware needs an employee’s computer to be on in order to work effectively. However, some strains may shut down or restart a computer in order to complete the installation process. Crimeware and ransomware are well known for shutting down computers anytime the user tries to remove the infection.

What is it called when a computer gets a virus?

Trojan or Trojan horse is the name given to a computer virus. It is a type of computer software that is camouflaged in the form of regular software such as utilities, games and sometimes even antivirus programs.

What are 7 types of computer virus?

7 Common Types of Malware

  • Trojans. A Trojan (or Trojan Horse) disguises itself as legitimate software with the purpose of tricking you into executing malicious software on your computer.
  • Spyware.
  • Adware.
  • Rootkits.
  • Ransomware.
  • Worms.
  • Keyloggers.

What is rootkit virus?

A rootkit can hide a keylogger, capturing your keystrokes and sending your confidential information without your consent. It can also allow hackers to use your computer for illicit purposes, such as launching a denial-of-service attack against other computers or sending out spam email.

What is a logic bomb virus?

A logic bomb is a malicious piece of code that’s secretly inserted into a computer network, operating system, or software application. It lies dormant until a specific condition occurs.

What is social en?

Social engineering is the term used for a broad range of malicious activities accomplished through human interactions. It uses psychological manipulation to trick users into making security mistakes or giving away sensitive information. Social engineering attacks happen in one or more steps.

How to fix Windows 10 keeps rebooting?

Method 1. Fix Windows 10 Reboot Loop by Booting PC from the Bootable Disk When Windows 10 keeps restarting, you can directly get this issue solved right now with a Windows bootable disk. You can create a bootable disk with a healthy computer with Windows 10 with the help of professional partition manager software – EaseUS Partition Master.

How do I stop Windows 10 from restarting automatically after startup?

Continuously press F8 before Windows logo appears; Release F8 until the boot menu shows up and choose Safe Mode; Boot the computer from Safe Mode and go to search after Windows boot up; Type: sysdm.cpl and open sysdm.cpl; Click “Advanced” > “Settings” under “Startup and Recovery”; Uncheck “Automatically restart”;

How to stop Windows 10 from automatically restart in safe mode?

Boot the computer from Safe Mode and cancel Automatically Restart Continuously press F8 before Windows logo appears; Release F8 until the boot menu shows up and choose Safe Mode; Boot the computer from Safe Mode and go to search after Windows boot up;