Tech glossary A–Z
Jargon, decoded. Short definitions first, the full explanation one click away.
The server-side part of an application that handles data storage, business logic, and integrations, out of the user's direct view. Software Development
A link from one website to another; search engines treat links from reputable, relevant sites as a signal of trust and authority. Business & Retail Tech
The maximum amount of data that can be transmitted over a network connection in a given time, usually measured in bits per second. Cloud & DevOps
A model, known as BaaS, in which licensed banks provide their infrastructure through APIs so other companies can offer financial products. FinTech
Datasets so large, fast-moving, or varied that traditional tools struggle to store and process them efficiently. Data & Analytics
The measurement of unique physical or behavioral traits, such as fingerprints or facial features, to identify or authenticate people. Cybersecurity
The first decentralized cryptocurrency, launched in 2009, which uses a public blockchain and proof of work to record transactions. Web3 & Blockchain
A shared, append-only digital ledger in which records are grouped into blocks that are cryptographically linked in sequence. Web3 & Blockchain
A release method that runs two identical production environments and switches traffic from the old one to the new one once it is ready. Cloud & DevOps
Building and growing a company using personal savings and revenue from customers rather than outside investment. Business & Retail Tech
A network of compromised computers or devices controlled remotely by an attacker, often used for spam, fraud, or DDoS attacks. Cybersecurity
An attempt to break into an account or decrypt data by systematically trying many possible passwords or keys until one works. Cybersecurity
A program in which an organization rewards independent researchers for responsibly reporting security vulnerabilities in its systems. Cybersecurity
A documented plan for keeping essential business operations running during and after a disruption such as an outage, disaster, or cyberattack. Business & Retail Tech
A scam in which criminals impersonate or take over a business email account to trick staff into sending money or sensitive data. Cybersecurity
Tools and practices that collect, analyze, and present business data, usually through reports and dashboards, to support decisions. Data & Analytics
A short-term financing option, known as BNPL, that lets shoppers split a purchase into installments, often interest-free if paid on time. FinTech