IT Glossary

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Your comprehensive dictionary of IT terms, cybersecurity concepts, and business technology definitions.

IT resources and guides

API: Application Programming Interface - A set of protocols and tools for building software applications that allows different software components to communicate with each other.
Backup: A copy of data stored in a separate location to protect against data loss due to hardware failure, cyber attacks, or human error.
Cloud Computing: The delivery of computing services including servers, storage, databases, networking, software, and analytics over the internet (the cloud).
Cybersecurity: The practice of protecting systems, networks, and programs from digital attacks aimed at accessing, changing, or destroying sensitive information.
Disaster Recovery: A set of policies and procedures to enable the recovery or continuation of vital technology infrastructure and systems following a natural or human-induced disaster.
Endpoint: Any device that connects to a network, such as computers, mobile devices, IoT devices, and servers.
Firewall: A network security device that monitors and filters incoming and outgoing network traffic based on predetermined security rules.
Hybrid Cloud: A computing environment that combines on-premises infrastructure with public cloud services, allowing data and applications to be shared between them.
IoT (Internet of Things): A network of physical devices, vehicles, appliances, and other items embedded with electronics, software, sensors, and connectivity.
Malware: Malicious software designed to damage, disrupt, or gain unauthorized access to computer systems, including viruses, worms, trojans, and ransomware.
Multi-Factor Authentication (MFA): A security method that requires users to provide two or more verification factors to gain access to a resource, application, or online account.
Network Monitoring: The practice of overseeing a computer network's operation to identify slow or failing components and notify network administrators.
Patch Management: The process of managing updates for software applications and technologies, typically to fix security vulnerabilities and improve functionality.
Ransomware: A type of malware that encrypts files on a device and demands payment for the decryption key to restore access to the data.
SaaS (Software as a Service): A software licensing and delivery model where software is accessed via subscription and hosted centrally, typically accessed through web browsers.
VPN (Virtual Private Network): A secure connection between a device and a network over the internet, encrypting data and masking the user's IP address for privacy and security.
Zero Trust: A security framework that requires all users and devices to be authenticated and verified before being granted access to applications and data.