Glossary

What are load balancers?

Discover how load balancers work to balance network traffic efficiently across servers, improving performance and reliability.

What are push notifications?

Learn what push notifications are and how they enhance user engagement in applications.

What are Vesting schedules?

Learn about vesting schedules, their purpose, and implications in equity and token distribution.

What is 8D? The Eight Disciplines of Problem Solving

What is 8D? The eight disciplines problem-solving method explained: team, containment, root cause, corrective action and prevention, plus the 8D report.

What is a Blockchain Bridge? Cross-Chain Bridges Explained

A blockchain bridge moves tokens or messages between blockchains. How bridges work, lock-and-mint vs. burn-and-mint, trust models and risks.

What is a Blockchain Oracle? Oracles Explained

A blockchain oracle brings external data such as prices into smart contracts. How oracles work, what they are used for, and manipulation risks.

What is a Blockchain? How Blockchain Technology Works

A blockchain is a shared, tamper-resistant record kept by many computers. How blockchain works, public vs. private, use cases, and when a database is better.

What is a Bundler in Crypto? ERC-4337 Bundlers Explained

A bundler collects ERC-4337 UserOperations and submits them to the blockchain in one transaction. How bundlers work, why they matter, hosted vs. own bundler.

What is a Crypto Token? Tokens vs. Coins Explained

A token is a digital asset created by a smart contract on an existing blockchain. Types of tokens, how tokens work, tokens vs. coins, and launching a token.

What is a Crypto Wallet? How Wallets Work

A crypto wallet manages the private keys to your crypto assets. How wallets work, seed phrases, custodial vs. self-custody, hot vs. cold, and wallet security.

What is a DAO? Decentralised Autonomous Organisations Explained

A DAO is an organisation governed by smart contracts and member votes. How a DAO works, proposals, voting and treasury, challenges, and its legal status.

What is a JWT? JSON Web Tokens Explained

A JWT (JSON Web Token) is a signed token for passing identity and rights between systems. What a JWT looks like, how it is used, and common security pitfalls.

What is a Microservice? Microservices Architecture Explained

A microservice is a small, independently deployable service. How microservices architecture works, microservices vs. monolith, and when to choose it.

What is a Paymaster? Gasless Transactions with ERC-4337

A paymaster is a smart contract that pays gas for users in ERC-4337 account abstraction. How paymasters work, sponsoring vs. token paymasters, and risks.

What is a Prop Firm? How Prop Trading Works

What is a prop firm? Prop firm trading explained: how challenges work, daily loss and drawdown rules, profit splits, risks and using Expert Advisors.

What is a Proxy Contract? Upgradeable Smart Contracts Explained

A proxy contract forwards calls to an implementation contract, making smart contracts upgradeable. How proxies work, transparent vs. UUPS vs. beacon, and risks.

What is a Rollup? Optimistic vs. ZK Rollups Explained

A rollup executes transactions off Ethereum and posts them in batches to layer 1. How rollups work, optimistic vs. ZK rollups, sequencers and trade-offs.

What is a Smart Contract? Smart Contracts Explained

A smart contract is a program on a blockchain that executes automatically. How smart contracts work, an example, and the limitations and risks to know.

What is a WebSocket? Real-Time Connections Explained

A WebSocket keeps a two-way connection open between client and server for real-time data. How WebSockets work, WebSocket vs. polling, SSE and webhooks.

What is Account Abstraction? ERC-4337 Explained

Account abstraction makes blockchain accounts programmable smart accounts. How ERC-4337 works, UserOperations, bundlers and paymasters, and what it enables.

What is Active Directory?

Learn about Active Directory, a key application for managing networks, user authentication, and resource allocation in enterprise environments.

What is AES-256?

Learn about AES-256, a key encryption standard widely used for securing data transfers and maintaining compliance.

What is AFAS?

Explore AFAS, a leading solution for HR and payroll management, simplifying complex processes.

What is Algorithmic Trading? How Algo Trading Works

Algorithmic trading uses computer programs to trade by predefined rules. How algo trading works, common strategies, from backtest to live, and the risks.

What is Amazon Selling Partner?

Learn about the Amazon Selling Partner program and how it can enhance your e-commerce strategy.

What is an API?

What is an API? A clear explanation of how APIs work, REST, SOAP and GraphQL, real-world examples and why APIs matter for your software.

What is an Expert Advisor (EA)? MetaTrader EAs Explained

What is an Expert Advisor? How MetaTrader EAs work, MQL4 vs MQL5, backtesting and VPS, pros and limits, and whether to buy an EA or have one built.

What is an NFT? Non-Fungible Tokens Explained

An NFT (non-fungible token) is a unique blockchain token that proves ownership. How NFTs work, ERC-721 vs. ERC-1155, real use cases, and their limits.

What is Anchor framework?

Discover the Anchor framework for Solana, a tool that simplifies and enhances decentralized application development.

What is ASP.NET Core?

Discover ASP.NET Core: a high-performance framework for building modern web applications and APIs.

What is Associated Token Account?

Discover the significance of Associated Token Account in Solana's ecosystem and learn how it simplifies token management.

What is Auth0? Authentication as a Service Explained

What is Auth0? The identity platform for login, social sign-in, MFA and enterprise SSO: how it works, key features, alternatives and when to use it.

What is authentication?

Learn about authentication, a crucial process for verifying identities and ensuring security in digital environments.

What is AWS?

Learn about AWS, its services, and significance for businesses in cloud computing.

What is Axum?

Discover Axum, a high-performance web framework in Rust for building efficient web applications.

What is Backtesting? How to Backtest a Trading Strategy

Backtesting tests a trading strategy on historical data. How backtesting works, key metrics, common mistakes like overfitting, and backtesting tools.

What is Binance?

Discover what Binance is, how it works, and its importance in the cryptocurrency market.

What is Bol.com?

Learn about Bol.com, the leading e-commerce platform in the Netherlands, connecting buyers and sellers efficiently.

What is Bybit?

Discover Bybit, a leading cryptocurrency exchange for derivatives trading designed for traders of all levels.

What is C#? | SemBricks Glossary

Discover C#, a powerful programming language used in modern application development across various platforms.

What is camelCase?

Learn about camelCase, a popular naming convention in programming used for variables and functions.

What is CAPA? Corrective and Preventive Action Explained

What is CAPA? Corrective and preventive action explained: the steps from non-conformity to verified fix, how it relates to ISO 9001, and CAPA software.

What is CDN?

Discover what a CDN is, how it enhances performance and availability, and why it is essential for modern web applications.

What is CEX?

Learn about Centralized Exchanges (CEX) and their significance in trading cryptocurrencies effectively on SemBricks.

What is CFD?

Explore the meaning of CFD (Contract for Difference) and its significance in trading and finance.

What is CI/CD? Continuous Integration and Delivery Explained

CI/CD means every code change is automatically built, tested and released. Continuous integration vs. delivery vs. deployment, pipeline stages and tools.

What is Coinbase?

Learn about Coinbase, a leading cryptocurrency exchange platform for buying, selling, and storing digital assets.

What is Copy Trading? How Copy Trading Works

Copy trading automatically copies trades from a master account to follower accounts. How copy trading works, lot sizing, risks, and copy trading software.

What is CRM?

Learn about CRM (Customer Relationship Management), its importance, and how it can enhance business relationships.

What is CSV?

Learn what CSV is — a crucial format for storing and exchanging tabular data efficiently.

What is DDoS?

Learn about DDoS: a cyberattack disrupting services by overwhelming systems with traffic. Understand its implications and protections.

What is DeFi? Decentralised Finance Explained

DeFi (decentralised finance) offers trading, lending and yield through smart contracts instead of banks. DeFi building blocks, why it is different, and risks.

What is DevOps? Practices, Tools and DORA Metrics

DevOps unites software development and IT operations to release and run software faster and more reliably. Core practices, DORA metrics, SRE and tools.

What is DEX?

Explore the concept of Decentralized Exchanges (DEX) and their impact on cryptocurrency trading. Learn how DEXs empower users.

What is DHL?

Learn about DHL, a leading courier service providing international shipping and logistics solutions worldwide.

What is DigiD?

Learn about DigiD, the Dutch digital identification system that facilitates secure access to government services online.

What is Docker? Containers Explained Simply

Docker packages software into containers that run the same everywhere. How Docker works, images and containers, containers vs. virtual machines, and why use it.

What is DocuSign?

Discover what DocuSign is and how it streamlines digital transactions. Enhance your workflows with electronic document signing.

What is EAN?

Discover the significance of EAN in product identification and inventory management in this detailed glossary entry.

What is EC2?

Learn about EC2, Amazon's scalable cloud computing service crucial for modern application deployment.

What is ECDSA?

Discover the significance of ECDSA in blockchain technology and digital security.

What is ERC-20?

Learn about ERC-20, the Ethereum token standard for creating and managing tokens on the blockchain.

What is ERP?

Explore what ERP (Enterprise Resource Planning) systems are and their importance in streamlining business processes.

What is Ethereum? Smart Contract Blockchain Explained

What is Ethereum? The blockchain for smart contracts explained: Ether, the EVM, proof of stake, gas, layer 2 networks, and what businesses build on it.

What is Ethers-rs?

Learn about Ethers-rs, a Rust library for Ethereum development, enhancing decentralized application creation.

What is EVM?

Learn about the Ethereum Virtual Machine (EVM), the core component of Ethereum that enables smart contracts and dApps.

What is Exact Online? Cloud Accounting and ERP Explained

What is Exact Online? The Dutch cloud platform for accounting, invoicing, inventory and more: modules, who uses it, and how its API and integrations work.

What is Excel?

Learn about Excel, the powerful spreadsheet tool used for data analysis and visualization in business.

What is fail2ban?

Discover what fail2ban is and how it protects your servers from malicious attacks by automatically banning harmful IP addresses.

What is FHIR?

Learn about FHIR, the innovative standard for data exchange in healthcare that enhances interoperability between systems.

What is FIFO?

Learn about FIFO (First In, First Out) and how it impacts inventory management and financial reporting.

What is FIX protocol?

Discover the FIX protocol, a vital messaging framework for electronic trading in financial markets.

What is FTP?

Learn about FTP, the protocol for transferring files securely between clients and servers. Understand its importance and applications.

What is Gas in Crypto? Ethereum Gas Fees Explained

Gas measures the computational work of a transaction on Ethereum and EVM chains. How gas fees are calculated, why they vary, and how to reduce gas costs.

What is GDPR?

Discover the significance of GDPR in data protection and privacy regulations in the EU.

What is Geotab?

Discover what Geotab is and how it enhances fleet management solutions for better efficiency and safety.

What is GitHub?

Learn what GitHub is, how it works, and its impact on software development.

What is Grafana?

Discover Grafana, an essential tool for data visualization and monitoring. Learn how it can enhance performance tracking.

What is GraphQL? GraphQL vs. REST Explained

GraphQL is a query language for APIs: the client asks for exactly the data it needs in one request. How GraphQL works, GraphQL vs. REST, and when to use it.

What is GS1?

Discover GS1, the organization behind global standards for barcodes and supply chain efficiency.

What is HACCP? Food Safety System Explained

What is HACCP? The food safety system explained: the seven principles, critical control points, legal requirements in the EU, and digital HACCP registration.

What is HERE Technologies?

Learn about HERE Technologies, a leader in location data services crucial for optimizing routes and improving logistics efficiency.

What is HL7?

Learn about HL7, the vital standard for healthcare data exchange, its significance, and how it supports interoperability.

What is HMAC-SHA256?

Learn about HMAC-SHA256, a crucial cryptographic algorithm for secure communications and data integrity.

What is HMAC-SHA512?

Discover HMAC-SHA512, a cryptographic algorithm ensuring data integrity and authenticity in software integrations.

What is HubSpot?

Discover HubSpot, a powerful platform for marketing, sales, and customer service that supports business growth.

What is ICS2?

Learn about ICS2, the EU's Import Control System 2, and its essential role in enhancing supply chain security.

What is iDEAL?

Learn about iDEAL, the leading online payment method in the Netherlands, and how it simplifies transactions.

What is iDIN?

Learn about iDIN, an online identity verification service in the Netherlands that enhances security and efficiency in online transactions.

What is IPFS? The InterPlanetary File System Explained

IPFS is a peer-to-peer network that finds files by their content (CID) instead of location. How IPFS works, pinning, IPFS for NFTs, and its limitations.

What is ISO 9001? Quality Management Standard Explained

What is ISO 9001? The international standard for quality management systems explained: its principles, certification, and how software supports compliance.

What is JavaScript? The Language of the Web Explained

What is JavaScript? The programming language of the web explained: what it does, how it runs in browsers and on servers, its ecosystem, and TypeScript.

What is JSON?

Learn about JSON, a lightweight data interchange format crucial for web applications.

What is Kamernet?

Discover what Kamernet is and how it facilitates housing searches for students and young professionals in the Netherlands.

What is Klaviyo?

Discover Klaviyo, a crucial platform for e-commerce marketing, enabling personalized communications and automated campaigns.

What is Kotlin?

Learn about Kotlin, a powerful programming language for modern app development, particularly in mobile and server-side applications.

What is Kraken?

Explore the features and significance of the Kraken cryptocurrency exchange in the digital asset trading market.

What is Kubernetes (K8s)? Kubernetes Explained

Kubernetes (K8s) runs and manages containers across a cluster of servers. How Kubernetes works, pods and deployments, benefits, and when you don't need it.

What is Laravel?

Discover Laravel, a powerful PHP framework that simplifies web application development.

What is Layer 2? Ethereum Layer 2 Scaling Explained

A layer 2 makes blockchain transactions faster and cheaper while relying on Ethereum for security. Why L2s exist, optimistic vs. ZK rollups, and building on L2.

What is Magento?

Discover what Magento is and how it empowers businesses to create customized online stores tailored to their needs.

What is Mailchimp?

Discover Mailchimp, a powerful marketing automation tool for managing email campaigns and enhancing customer engagement.

What is MedMij? Personal Health Environments in the Netherlands

MedMij is the Dutch set of agreements that lets patients collect their health data in a personal health environment (PGO). How it works and who takes part.

What is MessageBird?

Learn about MessageBird, a powerful communications platform that enhances customer engagement through multichannel communication.

What is MetaTrader?

Explore what MetaTrader is, its functionalities, and why it's essential for traders in financial markets.

What is MEV? Maximal Extractable Value Explained

What is MEV? Maximal extractable value explained: arbitrage, liquidations, sandwich attacks and front-running, MEV-Boost and how to protect yourself.

What is MLflow?

Discover MLflow, an open-source platform designed to manage the machine learning lifecycle, enhancing collaboration in AI projects.

What is Mobile-responsive design?

Learn what mobile-responsive design is and how it enhances user experience across devices.

What is Mollie?

Discover what Mollie is, how it works, and its significance for businesses in the online payment landscape.

What is MQL4? | SemBricks Glossary

Discover MQL4, the programming language for automated trading strategies on MetaTrader 4, and its importance in Forex trading.

What is MQL5?

Discover MQL5, a powerful programming language for creating trading algorithms and indicators on MetaTrader 5.

What is MQTT?

Learn about MQTT, a lightweight messaging protocol essential for IoT and data communication.

What is Multi-Tenancy? Multi-Tenant Architecture Explained

Multi-tenancy lets one application serve many customers with strictly separated data. Data models, multi-tenant vs. single-tenant, and what to get right.

What is MVP?

Learn about MVP (Minimum Viable Product) and its significance in software development at SemBricks.

What is MyParcel?

Learn about MyParcel, a logistics platform streamlining shipping for e-commerce businesses at SemBricks.

What is MySqlConnector?

Learn about MySqlConnector, a .NET data provider for MySQL that allows seamless database access and management from .NET applications.

What is NEN 7510?

Discover NEN 7510, the standard for information security management in healthcare, ensuring patient data protection.

What is Next.js? | SemBricks Glossary

Discover Next.js, an advanced React framework for building performant web applications with server-side rendering capabilities.

What is Node.js?

Learn about Node.js, the powerful JavaScript runtime for building high-performance applications on the server-side.

What is OAuth? OAuth 2.0 Explained Simply

OAuth 2.0 lets apps access data in another system without sharing passwords. How OAuth works, flows and scopes, OpenID Connect, and OAuth in integrations.

What is OHLCV?

Learn about OHLCV, its significance in financial analysis, and how it enhances trading strategies.

What is OPC UA? Industrial Communication Standard

What is OPC UA? The open standard for exchanging machine data explained: information models, client/server and pub/sub, security and reading PLC data.

What is OpenXML?

Learn about OpenXML, a powerful markup language used to facilitate document management and data exchange.

What is OSIsoft PI?

Learn about OSIsoft PI, a leading software for real-time data management and operational efficiency.

What is Pararius?

Learn about Pararius, the top real estate listing platform in the Netherlands, aimed at simplifying property searches.

What is Parquet?

Learn about Parquet, a columnar storage format designed for efficient data processing in big data environments.

What is PEPPOL?

Explore PEPPOL: a framework for simplifying electronic procurement across Europe, promoting seamless exchange and communication.

What is PHP?

Learn about PHP, a powerful server-side scripting language for web development, dynamic page generation, and database interaction.

What is PostNL?

Discover what PostNL is and its significance in mail and parcel delivery services in the Netherlands.

What is PWA?

Discover what a PWA (Progressive Web Application) is and why it's crucial for modern applications. Learn how SemBricks implements PWAs.

What is Python?

Discover Python, a versatile programming language used for web development, data analysis, AI, and more at SemBricks.

What is QuickNode?

Explore QuickNode, the platform that simplifies blockchain application development by providing optimized infrastructure for developers.

What is Rate Limit?

Discover what rate limit means and how it impacts software performance and user experience.

What is Raydium?

Discover Raydium, a key DeFi protocol on Solana that enables efficient trading and liquidity provision.

What is React?

Discover React, the powerful JavaScript library for building user interfaces, crucial for modern web development.

What is Reconciliation?

Learn about reconciliation in finance, its importance, and how SemBricks integrates advanced tools for effective reconciliation processes.

What is Redis?

Learn about Redis, a high-performance in-memory data structure store used for caching and real-time applications.

What is Refinitiv?

Discover what Refinitiv is and its role in the financial markets. Learn about its significance for trading and investment.

What is REST? REST APIs Explained with Examples

REST is an architectural style for HTTP APIs built around resources and HTTP methods. How a REST API works, an example, best practices, and REST vs. GraphQL.

What is RPC?

Learn what RPC means in software development, its significance in distributed systems, and how it facilitates communication.

What is Rust? The Programming Language Explained

Rust is a fast, memory-safe systems programming language. What Rust is, what it is used for, its advantages and trade-offs, and when to choose it.

What is SaaS? Software as a Service Explained

SaaS (Software as a Service) is software used online on a subscription basis. How SaaS works, SaaS vs. on-premise, PaaS and IaaS, and pros and cons.

What is Salesforce?

Discover Salesforce, the leading cloud-based CRM platform that enhances customer relationships and business processes.

What is SAML?

Discover what SAML is and how it enables secure, single sign-on experiences across various applications.

What is SCADA?

Learn about SCADA systems, their components, and their importance in industry for real-time monitoring and control.

What is SDK?

Learn about SDKs, their purpose, importance, and how they facilitate software development.

What is SendCloud?

Discover what SendCloud is and how it can streamline your e-commerce shipping processes.

What is SendGrid?

Learn about SendGrid, a leading email delivery service that helps businesses manage and send emails effectively.

What is SFTP?

Learn about SFTP, a secure file transfer protocol, its workings, and its importance in secure data exchange.

What is Shopify?

Discover Shopify, the leading e-commerce platform for creating online stores effortlessly. Learn how it works and why it matters.

What is SignalR?

Learn about SignalR, the library for ASP.NET that enables real-time web functionality in applications, enhancing user experience.

What is Slack?

Learn what Slack is, how it enhances team collaboration, and its significance in modern workplaces.

What is SMTP?

Discover SMTP, the protocol essential for email delivery and communication in eCommerce and beyond.

What is Solana?

Explore what Solana is, how it works, and its significance in the blockchain ecosystem.

What is Solidity?

Learn about Solidity, a crucial programming language for blockchain development and smart contracts.

What is SPC? Statistical Process Control Explained

What is SPC? Statistical process control explained: control charts, control limits, common vs special causes, process capability and SPC software.

What is SQL?

Discover what SQL is, how it works, and why it's crucial for database management. Learn more with SemBricks.

What is Staking in Crypto? Proof-of-Stake Staking Explained

Staking means locking crypto to help secure a proof-of-stake blockchain in exchange for rewards. Ways to stake, liquid staking, rewards, slashing and risks.

What is Stripe? Online Payments Platform Explained

What is Stripe and what does it do? Payments, subscriptions, marketplaces and fraud prevention explained, how integration works, and Stripe versus Mollie.

What is Telegram?

Learn about Telegram, a fast and secure messaging app designed for privacy-conscious users.

What is Terraform? Infrastructure as Code Explained

Terraform is an Infrastructure as Code tool for AWS, Azure, Google Cloud and more. How Terraform works, plan and apply, state, and Terraform vs. OpenTofu.

What is the OP Stack? Optimism's Rollup Framework

What is the OP Stack? Optimism's open-source framework for layer 2 rollups explained: how it works, which chains use it, and what it means for apps.

What is TLS?

Understand TLS, a crucial protocol that secures communications over the internet. Learn its significance and applications.

What is Tokenomics?

Learn about Tokenomics, its definition, and its importance in the cryptocurrency ecosystem.

What is TradingView?

Discover TradingView, a powerful charting tool for traders and investors. Learn how it revolutionizes market analysis.

What is Twilio?

Discover Twilio, the cloud communications platform that enables real-time voice, video, and messaging for businesses.

What is TypeScript?

Learn about TypeScript, a powerful typed superset of JavaScript that enhances code quality and maintainability.

What is Uniswap?

Learn about Uniswap, the decentralized exchange leveraging Ethereum blockchain for seamless cryptocurrency swaps without intermediaries.

What is USDC?

Learn about USDC, a stablecoin pegged to the U.S. dollar, and its significance in cryptocurrency transactions.

What is USDT?

Discover USDT, a stablecoin crucial for cryptocurrency trading, its operation, and significance in the crypto market.

What is VECOZO? Claims and Insurance Checks in Dutch Healthcare

VECOZO is the Dutch platform where care providers and health insurers exchange claims, insurance checks (COV) and authorisations. How it works.

What is Version Control?

Discover what Version Control is and why it's essential for collaborative software development at SemBricks.

What is WalletConnect?

Discover WalletConnect, the secure protocol connecting dApps with mobile wallets, enhancing security and user experience.

What is web3.js?

Discover web3.js, a JavaScript library that facilitates interaction with the Ethereum blockchain. Learn its benefits and use cases.

What is WebAssembly (Wasm)? WebAssembly Explained

WebAssembly (Wasm) runs code at near-native speed in the browser and beyond. How WebAssembly works, what it is used for, and WebAssembly vs. JavaScript.

What is Webfleet? Fleet Management Software Explained

What is Webfleet? Bridgestone's fleet management and telematics platform: vehicle tracking, trip registration, driver behaviour, and the WEBFLEET.connect API.

What is WebGL?

Discover WebGL, the powerful JavaScript API for rendering graphics in web browsers without additional plugins.

What is Webhooks?

Learn about webhooks, an essential tool for real-time data transfer and automation in software applications.

What is White-Label Software? White Label Explained

White-label software is built by one company and sold by others under their own brand. How white label works, where it is used, and white vs. private label.

What is Wonderware?

Discover Wonderware, a leading industrial automation software that optimizes manufacturing processes and enhances operational efficiency.

What is WooCommerce?

Discover what WooCommerce is and how it revolutionizes eCommerce for businesses of all sizes.

What is WPF?

Learn about WPF, a powerful UI framework for building rich desktop applications on Windows. Discover its features and advantages.

What is XML?

Learn about XML, a vital technology for data interchange in modern software applications, defined and explained in detail.

What is Yield Farming?

Discover what yield farming is, how it works, and its importance in the decentralized finance (DeFi) ecosystem.

What is ZPL? Zebra Programming Language for Labels

What is ZPL? The Zebra Programming Language for label printers explained: how a ZPL label is built, common commands, barcodes, and how software prints ZPL.