Guide
What Is an API? How Business Systems Exchange Data
An API is a defined way for software to request information or an action from another system. Learn how APIs work and what a business integration still needs.
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Understand the technology behind business systems
Practical guides explain how software, AI, data, security and delivery concepts fit into business operations, with clear examples and limits to consider before adoption.
01What Is an API? How Business Systems Exchange Data
02What Is MCP? Connecting AI to Business Tools
03What Are Agent Skills? Reusable Workflows for AI
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Start with the concept
Browse focused explainers on the building blocks, workflows and decisions behind connected business systems.
GuideWhat Is MCP? Connecting AI to Business ToolsThe Model Context Protocol (MCP) gives AI applications a common way to connect to external context and tools. Learn how hosts, clients and servers work, and where permissions still matter.Read the guide
GuideWhat Are Agent Skills? Reusable Workflows for AIAgent Skills package task instructions and supporting resources for compatible AI agents to use when relevant. Learn how the format works, what Skills do not provide, and how they differ from MCP and APIs.Read the guideMore technology guides
GuideWhat Is an AI Agent? How It Uses Tools to Complete TasksAn AI agent combines a model, instructions and configured tools to work towards a goal. Learn how agents differ from chatbots, models and RAG, and where human review still matters.Read the guide
GuideWhat Is RAG? How Retrieval Grounds AI AnswersRAG retrieves relevant external information for a language model to use when answering. Learn how retrieval and generation fit together, and why citations do not guarantee correctness.Read the guide
GuideWhat Is an LLM? How Large Language Models WorkA large language model learns language patterns from data to generate or transform text. Learn what it can do, why fluent output can still be wrong, and how it differs from an AI agent.Read the guide
GuideWhat Is a Webhook? Event-Driven System UpdatesA webhook sends an HTTP request to a configured endpoint when a selected event occurs. Learn how it differs from API polling and what receivers need to handle safely.Read the guide
GuideWhat Is System Integration? Connecting Business SoftwareSystem integration connects separate applications or services so they can exchange data or coordinate work. Learn what teams need to define and how integration differs from workflow automation.Read the guide
GuideWhat Is Workflow Automation? From Triggers to ActionsWorkflow automation applies defined triggers, conditions and actions to move work between steps. Learn where approvals and exception handling fit, and how automation differs from integration.Read the guide
GuideWhat Is a Data Pipeline? Moving and Preparing DataA data pipeline moves data through repeatable steps such as collection, validation and transformation before delivering it to a destination. Learn where ETL fits and what needs monitoring.Read the guide
GuideWhat Is IoT? How Connected Devices Share DataThe Internet of Things connects identifiable physical or virtual devices so they can communicate and support services. Learn how an IoT system works and how it differs from AIoT.Read the guide
GuideWhat Is Zero Trust? Access Based on Identity and ContextZero trust removes implicit trust based only on network location or ownership. Learn how identity and access decisions apply to resources, and what an architecture still needs to work.Read the guide
GuideWhat Is an MVP? A Product Test for Validated LearningA minimum viable product is the smallest useful experiment that lets a team learn about a product assumption. Learn how an MVP differs from a prototype or proof of concept, and what makes a test meaningful.Read the guide
GuideWhat Is Generative Engine Optimization (GEO)?GEO is about being cited in AI answers, not only ranking in classic search. Learn how it differs from SEO, useful content signals, and realistic SME actions.Read the guide
GuideWhat Is an Incident Response Plan? A Guide for SMEsAn incident response plan sets who does what when a cyber attack, data leak or outage hits. Learn what to include, the main phases and how small teams prepare.Read the guide
GuideWhat Is Phishing? How to Spot and Stop Fake EmailsPhishing tricks staff into handing over passwords or payments. Learn the common types, including BEC, the warning signs and what to do if someone clicks.Read the guide
GuideWhat Is Ransomware? How Small Businesses Can Reduce the Risk and RecoverRansomware is malicious software that locks or encrypts a business's files and systems, often after copying data, and then demands payment. Learn how it usually gets in, what double extortion means, the prevention steps that matter most for SMEs and what to do in the first hours if you are hit.Read the guide
GuideWhat Is Secrets Management? Storing API Keys and Service Credentials SafelySecrets management stores and controls access to the credentials apps and systems use — API keys, database passwords, tokens and certificates — separately from a password manager for people. Learn why plaintext secrets are risky, how a vault works, and a practical checklist for SMEs.Read the guide
GuideWhat Is a Password Manager? Storing and Sharing Business Logins SafelyA password manager stores logins in an encrypted vault, creates a strong unique password for each account and lets teams share access without passing passwords around in chat. Learn how it works, what businesses should look for, and how it fits with MFA and SSO.Read the guide
GuideWhat Is Patch Management? Keeping Websites, Servers and Software Up to DatePatch management is the routine of finding, prioritising, testing and installing updates for websites, servers and software. Learn what to keep an inventory of, how to decide what to patch first, how to test and roll back safely, and who should own it under a support contract.Read the guide
GuideWhat Is Role-Based Access Control (RBAC)? Permissions by Job RoleRole-based access control (RBAC) gives people permissions through their job role instead of one by one. Learn how roles, permissions and users fit together, the benefits and common mistakes, how to design roles for a new system, and what to ask your developer.Read the guide
GuideEmDash vs WordPress: Choosing a Website CMS for Your BusinessEmDash is a new open source CMS built on Astro; WordPress is the long-established default. Compare hosting, plugins, security, editing, AI agent support and migration, and see which platform suits a Hong Kong SME website.Read the guide
GuideWhat Is Technical Debt? When Quick Fixes Slow Software DownTechnical debt is the extra cost of shortcuts and outdated choices in software: each future change becomes slower and riskier. Learn where it comes from, the symptoms owners notice, how to manage it, when to repay, live with it or rebuild, and how to discuss it with your vendor.Read the guide
GuideWhat Are SPF, DKIM and DMARC? Stopping Email Spoofing for Your DomainSPF, DKIM and DMARC are three DNS records that help receiving mail systems check whether an email really comes from your domain. Learn what each one does, how DMARC policies and reports work, how to roll them out in stages, and the mistakes that make genuine email fail.Read the guide
GuideWhat Is a Web Application Firewall (WAF)? How It Filters Website TrafficA web application firewall (WAF) sits in front of your website or web app and filters incoming requests, blocking common attack patterns before they reach your code. Learn what it does, how it differs from a network firewall, its limits, and how to set one up sensibly.Read the guide
GuideWhat Is Penetration Testing? How a Pentest Differs From a Vulnerability ScanA penetration test is an authorised, hands-on attempt to find and exploit weaknesses in your website, web app or network. Learn how it differs from an automated vulnerability scan, the main test types, the process, and what a useful report contains.Read the guide
GuideWhat Is DNS? How Domain Names Point to Your Website and EmailDNS tells the internet where your website and email live. Learn the difference between registrar, DNS host and web host, the common record types, TTL, and what to check before you move a website or email.Read the guide
GuideWhat Is a Headless CMS? How It Differs From a Traditional CMSA headless CMS stores and manages content but leaves the display to separate websites and apps that fetch it through an API. Compare it with a traditional CMS and see when it fits a small business.Read the guide
GuideWhat Is a Progressive Web App (PWA)?A progressive web app is a website that can be installed, work offline and send notifications on supported devices. Compare PWAs with websites and native apps, their limits, and what to check first.Read the guide
GuideWhat Is Single Sign-On (SSO)?Single sign-on lets people use one trusted login across several apps. Learn how identity providers work, how SSO pairs with MFA, what it does not replace, and what to ask before rollout.Read the guide
GuideWhat Is Computer Vision? YOLO vs Vision-Language Models vs JevComputer vision spans fast detectors like YOLO and vision-language models that can explain images. TypeSafe AI's Jev is not a vision model, but can act as a fast, typed decision layer between them.Read the guide
GuideWhat Is an AI Worm? Self-Replicating AI and Connected-Device RiskAn AI worm is malware-like software that uses an AI model to spread between systems. Here is what Anthropic's October 2026 research found, what it did not show, and practical steps for connected devices and AI agents.Read the guide
GuideWhat Is a Content Delivery Network (CDN)?A content delivery network caches website files on servers closer to visitors. Learn how a CDN works, what it helps with, what it does not replace, and what to ask your team or vendor.Read the guide
GuideWhat Is Multi-Factor Authentication (MFA)?Multi-factor authentication asks for more than a password before granting access. Learn what the factors are, common methods, limits, and what to ask for business systems and admin accounts.Read the guide
GuideWhat Is an SSL Certificate? Why Renewals Are Getting More FrequentAn SSL certificate lets browsers confirm they are talking to the right website over an encrypted connection. Certificate lifetimes are getting shorter, so renewal needs to be automated and watched.Read the guide
GuideWhat Is CI/CD? Automating Build, Test and Release StepsCI/CD automates the steps that take a code change from a developer to a running website or app. Learn what the terms mean, what a pipeline does, its limits and what to ask your team.Read the guide
GuideWhat Is a Wireframe? Agreeing Page Layout Before Design and BuildA wireframe is a simple plan of a screen that shows structure, content and actions before visual design. Learn how wireframes differ from mockups and prototypes, and how to review them.Read the guide
GuideWhat Is a Staging Environment? Checking Changes Before Go-LiveA staging environment is a copy of your live setup where changes are checked before go-live. Learn how it differs from development and production, and what to ask your vendor.Read the guide
GuideWhat Is User Acceptance Testing (UAT)? Checking Software Before Go-LiveUser acceptance testing (UAT) is when the people who will use a new system check that it supports their real work before go-live. Learn who takes part and how to plan it.Read the guide
GuideWhat Is Website Monitoring? Checking More Than UptimeWebsite monitoring means checking a live website on a regular schedule so problems are found before visitors report them. Learn what to check beyond uptime and where to start.Read the guide
GuideWhat Is Regression Testing? Keeping Existing Features WorkingRegression testing checks that features which already worked still work after a change. Learn why updates can break untouched parts of a system and which journeys to check first.Read the guide
GuideBefore Connecting FPS or E-Payment to a Hong Kong Booking SystemAdding FPS or another e-payment method to a booking system is mostly a process question. Decide payment ownership, reconciliation, access and go-live steps before development starts.Read the guide
GuideWhat Is a Software Support SLA?A software support SLA sets out what is covered, how fast issues are handled and who owns what. Learn what to define before relying on support for a custom or inherited system.Read the guide
GuideWhat Is 3D Secure (3DS) and How Does It Protect Online Card Payments?A management guide to 3D Secure: how it works, what it protects, its limits, and the questions to ask of an online payment setup.Read the guide
GuideWhat Are Context Coding and Vibe Coding?Context Coding and Vibe Coding shift software development from syntax writing to AI-assisted dialogue, natural-language logic design and faster validation.Read the guide
GuideUnderstanding the Relationship Between the Metaverse and GameFiLearn how the Metaverse, NFTs, GameFi, DeFi, play-to-earn models, The Sandbox, SAND tokens, and virtual land connect in blockchain gaming.Read the guide
GuideSEO Tool: Google Search ConsoleLearn what Google Search Console is and how it supports SEO through traffic analysis, indexing, issue alerts, mobile usability and crawl insights.Read the guide
GuideBeginner Guide to Search Engine Optimization (SEO)A beginner-friendly SEO guide covering keyword research, performance tracking, long-term optimization progress, transparency, and reporting.Read the guide
GuideSEO Mistakes to AvoidLearn which types of website content can weaken SEO performance, including thin articles, duplicate content, outdated pages and low-engagement content.Read the guide
GuideShould You Choose Responsive Web Design or Mobile App Development?Compare responsive web design and mobile app development by device support, convenience, SEO performance, development cost and maintenance.Read the guide
GuideWeb App vs Mobile App: Which Is Better for Your Business?Compare Web Apps and Mobile Apps by cost, installation, SEO, updates, device access, user experience, scalability and business fit.Read the guide
GuideFive Business Advantages of ChatbotsChatbots help businesses provide 24/7 responses, increase social engagement, personalize marketing, support sales, and identify qualified leads faster.Read the guide
GuideUnderstanding Facial Recognition Systems: Introductory ApplicationsAn introductory guide to facial recognition systems and their use in operations, security, marketing, and enterprise management.Read the guide
GuideFour Principles of User Interface (UI) DesignGood UI design makes apps easier to use through larger tap areas, visual hierarchy, logical button placement and restrained colour systems.Read the guide
GuideFive Concepts to Know Before Building a WebsiteBefore building a website or online store, understand site structure, target users, domain registration, ongoing maintenance, marketing, and contract terms.Read the guide