Cybersecurity

Cybersecurity (pronounced: /ˌsʌɪbər sɪˈkjʊərɪti/), also known as information technology security or electronic information security, refers to the practice of protecting computers, servers, mobile devices, electronic systems, networks, and data from digital attacks, damage, or unauthorized access. The term is derived from the combination of the words "cybernetic" and "security".

Etymology

The term cybersecurity is a compound word that originated in the late 20th century. It combines "cyber-", a prefix derived from "cybernetic" which comes from the Greek word "kybernetes" meaning "steersman" or "governor", and "security", which originates from the Latin word "securitas", referring to the state of being free from danger or threat.

Related Terms

Information Security: The practice of preventing unauthorized access, use, disclosure, disruption, modification, inspection, recording or destruction of information.

Network Security: The practice of securing a computer network from intruders, whether targeted attackers or opportunistic malware.

Computer Security: Security measures taken to prevent theft or damage to hardware, software, or electronic data, as well as from the disruption or misdirection of the services they provide.

Data Breach: An incident where information is stolen or taken from a system without the knowledge or authorization of the system's owner.

Malware: Any software intentionally designed to cause damage to a computer, server, client, or computer network.

Firewall: A network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

Encryption: The method by which information is converted into secret code that hides the information's true meaning.

Phishing: The fraudulent practice of sending emails purporting to be from reputable companies in order to induce individuals to reveal personal information, such as passwords and credit card numbers.

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

Two-factor Authentication: A security process in which the user provides two different authentication factors to verify themselves to better protect both the user's credentials and the resources the user can access.