Common Definitions: direct content

  1. Virus: is a piece of code/file/program which is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data.
  2. Malware: short for ‘malicious software’ is any software used to disrupt computer operation, gather sensitive information, or gain access to private computer systems.
  3. Spyware: software that aims to gather information about a system without its knowledge and that may send such information to unidentified sources without the consumer’s consent, or control a computer without the consumer’s knowledge.
  4. Trojan: A Trojan horse is a program in which malicious or harmful code is contained inside apparently harmless programming or data in such a way that it can get control and do its chosen form of damage, such as ruining the file allocation table on your hard disk.
  5. Adware: software that automatically displays or downloads advertising material such as banners or pop-ups when a user is online/connected to internet, without the user’s permission.
  6. Bad Sector (in Hard Drive/Flash Drive): A bad sector is an unusable part or subdivision within a track on a magnetic or optical disc located on a computer’s hard disk or flash drive. It typically forms as a result of physical damage or the operating system’s (OS) inability to access the information.
  7. Firewall: In computing, a firewall is a network security system that controls the incoming and outgoing network traffic based on an applied rule set. A firewall typically establishes a barrier between a trusted, secure internal network and another network (e.g., the Internet) that is assumed not to be secure and trusted.