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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