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53 Most Important Internet Terminologies
25 April 2020

Important Terminologies  Every Internet user should Know! 
 

Adware – Adware refers to any piece of software or application that displays advertisements on your computer.

Anti-Virus Software –  Anti-virus software is a computer program used to prevent, detect, and remove malware.

Attachment– An attachment is a computer file sent with an email message.

Authentication – Authentication is a process that ensures and confirms a user’s identity.

Back door– A backdoor is used to describe a hidden method of bypassing security to gain access to a restricted part of a computer system.

Backup– To make a copy of data stored on a computer or server to reduce the potential impact of failure or loss.

Baiting – Online baiting involves enticing a victim with an incentive.

Botnet – A botnet is a collection of internet-connected devices, which may include PCs, servers and mobile devices that are infected and controlled by a common type of malware.

Bug– A bug refers to an error, fault or flaw in a computer program that may cause it to unexpectedly quit or behave in an unintended manner.

Cloud Computing – The practice of using a network of remote servers hosted on the Internet to store, manage, and process data, rather than a local server or a personal computer.

Cookie – Cookies are small files that are stored on a user’s computer.  Cookies provide a way for the website to recognize you and keep track of your preferences.

Critical Update – A fix for a specific problem that addresses a critical, non-security-related bug in computer software.


DDoS Attack – A distributed denial-of-service (DDoS) attack is a malicious attempt to disrupt normal traffic of a targeted server, service, or network by overwhelming the target or its surrounding infrastructure with a flood of Internet traffic.

Domain name – The part of a network address that identifies it as belonging to a particular domain.

Domain Name Server – A server that converts recognizable domain names into their unique IP address

Download – To copy (data) from one computer system to another, typically over the Internet.

Firewall – A firewall is a software program or piece of hardware that helps screen out hackers, viruses, and worms that try to reach your computer over the Internet.

Hacking – Hacking refers to an unauthorized intrusion into a computer or a network.

HTML – Hypertext Markup Language (HTML) is the standard markup language for creating web pages and web applications.

Identity theft– Identity theft is a crime in which someone uses personally identifiable information in order to impersonate someone else.

Internet of things (IoT) – The Internet of Things, or IoT, refers to the billions of physical devices around the world that are now connected to the internet, collecting and sharing data.

IP Address – An IP address is an identifying number for a piece of network hardware. Having an IP address allows a device to communicate with other devices over an IP-based network like the internet.

IOS– An operating system used for mobile devices manufactured by Apple.

Keystroke logger – A keystroke logger is software that tracks or logs the keys struck on your keyboard, typically in a covert manner so that you are unaware actions are being monitored.

Malware – Malware is shorthand for malicious software and is designed to cause damage to a computer, server, or computer network.

Memory stick – A memory stick is a small device that connects to a computer and allows you to store and copy information.

MP3 – MP3 is a means of compressing a sound sequence into a very small file, to enable digital storage and transmission.

Padlock – A padlock icon displayed in a web browser indicates a secure mode where communications between browser and web server are encrypted.

Patch– A patch is a piece of software code that can be applied after the software program has been installed to correct an issue with that program.

Penetration testing– Penetration testing (also called pen testing) is the practice of testing a computer system, network or Web application to find vulnerabilities that an attacker could exploit.

Phishing – Phishing is a method of trying to gather personal information using deceptive e-mails and websites.

Ransomware – A type of malicious software designed to block access to a computer system until a sum of money is paid.

Router – A router is a piece of network hardware that allows communication between your local home network and the Internet.

Scam – A scam is a term used to describe any fraudulent business or scheme that takes money or other goods from an unsuspecting person.

Server – A server is a computer program that provides a service to other computer programs (and its user)

Smishing – Smishing is any kind of phishing that involves a text message

Spam– Spam is slang commonly used to describe junk e-mail on the Internet.

Social Engineering – Social engineering is the art of manipulating people, so they give up confidential information.

Software– Software is the name given to the programs you will use to perform tasks with your computer.

Spear Phishing – Spear phishing is an email spoofing attack that targets a specific organization or individual, seeking unauthorized access to sensitive information.

Spyware – Spyware is a program that secretly records what you do on your computer

Tailgating – Tailgating involves someone who lacks the proper authentication following an employee into a restricted area.

Tablet– A tablet is a wireless, portable personal computer with a touchscreen interface.

Traffic –  Web traffic is the amount of data sent and received by visitors to a website.

Trojan – A Trojan is also known as the Trojan horse. It is a type of malicious software developed by hackers to disguise as legitimate software to gain access to target users’ systems.

Two-Factor Authentication –  Two-factor authentication (2FA), often referred to as two-step verification, is a security process in which the user provides two authentication factors to verify they are who they say they are.

USB – USB (Universal Serial Bus) is the most popular connection used to connect a computer to devices such as digital cameras, printers, scanners, and external hard drives

Virus – A computer virus is a malicious software program loaded onto a user’s computer without the user’s knowledge and performs malicious actions.

VPN (Virtual Private Network) – A virtual private network gives you online privacy and anonymity by creating a private network from a public Internet connection. VPNs mask your Internet protocol (IP) address so your online actions are virtually untraceable.

Vulnerability – A vulnerability refers to a flaw in a system that can leave it open to attack

Vishing – Vishing is the telephone equivalent of phishing. It is an attempt to scam someone over the phone into surrendering private information that will be used for identity theft.

Whaling – Whaling is a specific form of phishing that’s targeted at high-profile business executives and managers.

Worm – A computer worm is a malware computer program that replicates itself in order to spread to other computers.

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