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In computing, a denial-of-service attack (DoS attack) is a cyber-attack in which the perpetrator seeks to make a machine or network resource unavailable...

A computer network is a set of computers sharing resources located on or provided by network nodes. Computers use common communication protocols over digital...

Tor is a free overlay network for enabling anonymous communication. Built on free and open-source software and more than seven thousand volunteer-operated...

A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer...

PHP is a general-purpose scripting language geared towards web development. It was originally created by Danish-Canadian programmer Rasmus Lerdorf in 1993...

A blockchain is a distributed ledger with growing lists of records (blocks) that are securely linked together via cryptographic hashes. Each block contains...

Raspberry Pi (/paɪ/) is a series of small single-board computers (SBCs) developed in the United Kingdom by the Raspberry Pi Foundation in association with...

In computing, a compiler is a computer program that translates computer code written in one programming language (the source language) into another language...

A web application (or web app) is application software that is accessed using a web browser. Web applications are delivered on the World Wide Web to users...

A solid-state drive (SSD) is a solid-state storage device. It provides persistent data storage using no moving parts. It is sometimes called semiconductor...

This is a list of TCP and UDP port numbers used by protocols for operation of network applications. The Transmission Control Protocol (TCP) and the User...

Anonymous is a decentralized international activist and hacktivist collective and movement primarily known for its various cyberattacks against several...

Ethereum is a decentralized blockchain with smart contract functionality. Ether (abbreviation: ETH) is the native cryptocurrency of the platform. Among...

Copyleft is the legal technique of granting certain freedoms over copies of copyrighted works with the requirement that the same rights be preserved in...

Oracle Database (commonly referred to as Oracle DBMS, Oracle Autonomous Database, or simply as Oracle) is a proprietary multi-model database management...

Business intelligence (BI) consists of strategies and technologies used by enterprises for the data analysis and management of business information. Common...

The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the...

Richard Matthew Stallman (/ˈstɔːlmən/ STAWL-mən; born March 16, 1953), also known by his initials, rms, is an American free software movement activist...

KDE is an international free software community that develops free and open-source software. As a central development hub, it provides tools and resources...

Vine was an American short-form video hosting service where users could share up to 6-second-long looping video clips. It was originally launched on January...