New pages

From PiRho Knowledgebase
Jump to navigationJump to search
New pages
Hide registered users | Show bots | Show redirects

6 July 2026

  • 11:1611:16, 6 July 2026 Don't Use Windows Server 2016 for Android Development (hist | edit) [8,368 bytes] Dex (talk | contribs) (Created page with "Windows Server 2016 remains a capable platform for infrastructure services, Active Directory, IIS, SQL Server, SharePoint, and laboratory environments. However, it is increasingly unsuitable as a primary platform for modern Android development. As Android Studio, Gradle, Java, and associated tooling evolve, they increasingly depend upon operating system functionality that was not available when Windows Server 2016 was released. This can result in obscure compatibility i...")
  • 06:5706:57, 6 July 2026 Business Continuity & Disaster Recovery (hist | edit) [9,285 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Business Continuity (BC) and Disaster Recovery (DR) are often discussed together, but they solve different problems. Business Continuity focuses on keeping critical business functions operating during disruption, while Disaster Recovery focuses on restoring systems, applications, and data after a failure has occurred. A successful organisation does not eliminate risk. Instead, it understands its risks, prepares for likely failure scenarios, and develops...")
  • 06:5606:56, 6 July 2026 Data Classification and Handling (hist | edit) [11,083 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Data classification and handling provides a structured approach for identifying the sensitivity, value, and criticality of information, and applying appropriate controls throughout its lifecycle. Effective classification helps organisations protect information assets, comply with regulatory obligations, reduce risk, and ensure that data is used, transmitted, stored, and disposed of appropriately. == Context == Every organisation generates, stores, and pr...")
  • 06:5406:54, 6 July 2026 Cloud Security Architecture (hist | edit) [10,066 bytes] Dex (talk | contribs) (Created page with "== Introduction == Cloud Security Architecture is the structured design of security controls, policies, technologies, and operational processes intended to protect cloud-based systems, applications, data, and services. It provides a framework for securing cloud environments while supporting business objectives such as scalability, availability, performance, compliance, and cost efficiency. As organisations increasingly migrate workloads to public, private, and hybrid c...")
  • 06:5306:53, 6 July 2026 Risk Management (hist | edit) [11,649 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Risk Management is the structured process of identifying, assessing, treating, monitoring, and reviewing uncertainty that could affect the achievement of objectives. Effective risk management improves decision-making, protects assets, supports business continuity, and enables organisations to pursue opportunities with greater confidence. Risk exists in every activity, whether managing infrastructure, delivering projects, operating services, deploying soft...")
  • 06:4206:42, 6 July 2026 Security Operations (SecOps) (hist | edit) [8,460 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Security Operations (SecOps) is the discipline of continuously monitoring, detecting, investigating, and responding to security threats within an organisation's technology environment. It combines people, processes, and technology to protect business systems, data, infrastructure, and services from attack while maintaining normal business operations. == Context == Modern organisations face an evolving threat landscape consisting of malware, ransomware,...")
  • 06:4106:41, 6 July 2026 Information Security Management Systems (ISMS) (hist | edit) [7,755 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' An Information Security Management System (ISMS) is a structured framework used to identify, manage, reduce, and continually improve information security risks within an organisation. Rather than being a product or technology, an ISMS is a management system that combines people, processes, policies, and technical controls to protect information assets while supporting business objectives. == Context == Organisations rely upon information to conduct busi...")
  • 06:3906:39, 6 July 2026 Multi-Factor Authentication (MFA) (hist | edit) [8,496 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Multi-Factor Authentication (MFA) is a security mechanism that requires users to present two or more independent forms of authentication before access is granted. MFA significantly reduces the risk of compromise caused by stolen passwords and has become a fundamental component of modern identity and access management strategies. == Context == For many years, usernames and passwords were the primary method of authentication. While simple and widely suppor...")
  • 06:3706:37, 6 July 2026 Identity & Access Management (IAM) (hist | edit) [9,633 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Identity & Access Management (IAM) is the collection of policies, processes, technologies, and controls used to manage digital identities and regulate access to systems, applications, data, and services. Effective IAM ensures that the right people have the right access to the right resources at the right time, while reducing security risks and supporting compliance requirements. == Context == Modern organisations depend upon hundreds, sometimes thousands...")
  • 06:3606:36, 6 July 2026 Access Based Enumeration (ABE) (hist | edit) [13,090 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Access Based Enumeration (ABE) is a security and usability feature that hides files, folders, libraries, sites, and other resources from users who do not have permission to access them. Rather than presenting resources and generating ''Access Denied'' messages when users attempt to open them, ABE ensures that users only see resources they are authorised to access. ABE is commonly used in Windows File Services, SharePoint environments, and enterprise conte...")
  • 06:3506:35, 6 July 2026 Least Privilege Access (hist | edit) [10,791 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Least Privilege Access (sometimes called the ''Principle of Least Privilege'' or ''PoLP'') is a security model that restricts users, systems, applications, and services to the minimum permissions required to perform their intended function. Rather than granting broad access "just in case", permissions are carefully assigned based on business need, operational responsibility, and security requirements. This reduces the impact of mistakes, limits opportuni...")
  • 06:3306:33, 6 July 2026 Defence in Depth (hist | edit) [8,615 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Defence in Depth is a security strategy that uses multiple, independent layers of protection to reduce risk. Rather than relying on a single security control, organisations deploy overlapping preventative, detective, and corrective measures throughout their infrastructure. The approach assumes that any individual security control can fail, be bypassed, misconfigured, or become obsolete. By introducing multiple protective layers, an attacker who defeats o...")
  • 06:3206:32, 6 July 2026 Security by Design: Building Trust Through Zero Trust, Cyber Essentials, GDPR and Compliance Frameworks (hist | edit) [8,967 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Modern organisations face increasing cyber threats, stricter regulatory requirements, and growing customer expectations around security and privacy. Security can no longer be treated as a perimeter defence or an afterthought. This article explores how Secure by Design principles, Zero Trust Architecture, Cyber Essentials, GDPR, ISO 27001, PCI DSS, and related frameworks work together to create resilient, secure, and auditable systems. == Context == Man...")
  • 06:3106:31, 6 July 2026 Server-Side Rendering (SSR), Client-Side Rendering (CSR), and Hybrid Rendering (hist | edit) [10,505 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Modern web applications can render their user interfaces in several different ways. The three most common approaches are '''Server-Side Rendering (SSR)''', '''Client-Side Rendering (CSR)''', and '''Hybrid Rendering'''. Each approach offers distinct advantages and disadvantages, and the most suitable choice depends on factors such as performance, scalability, compatibility, accessibility, and user experience. In practice, the question is rarely which appro...")

5 July 2026

  • 14:2514:25, 5 July 2026 Dirty Bitmaps (hist | edit) [10,722 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' A Dirty Bitmap is a change-tracking mechanism used by operating systems, hypervisors, filesystems, storage platforms, backup solutions, and replication technologies to record which blocks of data have been modified since a specific point in time. By tracking only the regions that have changed, Dirty Bitmaps allow systems to perform efficient incremental backups, replication, synchronization, and recovery operations without repeatedly scanning or copying...")
  • 14:2214:22, 5 July 2026 GUIDs, UUIDs and the Need for Unique Identifiers (hist | edit) [1,213 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Globally Unique Identifiers (GUIDs) and Universally Unique Identifiers (UUIDs) provide a mechanism for uniquely identifying objects, records, and resources across systems without requiring a central authority. == Context == Almost every computer system needs a way to uniquely identify things. * Users * Documents * Orders * Projects * Devices * Events * Database records === What is a UUID? === UUID stands for: <pre> Universally Unique Identifier </pre...")
  • 14:1914:19, 5 July 2026 Folder Redirection (hist | edit) [6,350 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Folder Redirection is a Windows feature that allows user data folders such as Documents, Desktop, Pictures and Downloads to be stored in a location other than the local computer. It is commonly used in Active Directory environments to centralise user data, simplify backup strategies, reduce workstation storage requirements and improve the user experience when moving between devices. == Context == Historically, user data was stored within the user's prof...")
  • 14:1714:17, 5 July 2026 QR Codes: The Magic Is Not in the Square (hist | edit) [6,797 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' QR codes often appear to perform remarkable tasks such as connecting devices to Wi-Fi, opening applications, adding contacts, joining meetings, or authenticating users. This can create the impression that QR codes themselves contain special capabilities. In reality, a QR code is simply a method of encoding data. The apparent magic comes from the software that interprets the data and decides what action to take. == Context == Most people encounter QR code...")
  • 14:1514:15, 5 July 2026 Directory Synchronisation Strategies: From XCOPY to Rsync (hist | edit) [10,081 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Directory synchronisation is the process of keeping files and folders consistent between two or more locations. Whether copying photographs from a USB drive to an archive disk, replicating data between servers, or maintaining a backup copy of critical business data, choosing the correct synchronisation strategy is essential. This article examines common synchronisation approaches and tools including XCOPY, Robocopy, and Rsync, along with their strengths,...")
  • 14:1414:14, 5 July 2026 Virtual Hard Disk Management in VMware ESXi (hist | edit) [9,907 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Virtual Hard Disks (VMDKs) are the primary storage mechanism used by VMware virtual machines. Understanding how to create, migrate, convert, expand, troubleshoot, and recover virtual disks is an essential skill for any VMware administrator. This article explains how VMware virtual hard disks work, common disk formats, migration scenarios, troubleshooting techniques, and practical methods for resolving compatibility issues between VMware products such as...")
  • 14:1014:10, 5 July 2026 Migrating a Virtual Machine Between Datastores in VMware ESXi 5.5 (hist | edit) [1,622 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' How to safely move a virtual machine from one datastore to another in VMware ESXi 5.5 when Storage vMotion or vCenter Server are unavailable. == Context == === Why Migrate a Virtual Machine? === === Common Migration Scenarios === == Migration Methods Available in ESXi 5.5 == === Storage vMotion === === Cold Migration === === Manual Migration === == Understanding the Limitations == === Direct ESXi Host Connections === === Free ESXi Licensing ===...")
  • 14:0914:09, 5 July 2026 How Database Queries Really Work (hist | edit) [2,239 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' A practical explanation of how database engines locate, filter, and return information. Rather than focusing on SQL syntax, this article explores what happens inside a database when a query is executed, from simple record scanning through to indexes, query planners, and modern optimisation techniques. == Context == === The Natural Assumption === Why most people imagine databases simply reading every record. === The Sieve Analogy === Understanding querie...")
  • 14:0914:09, 5 July 2026 Remote Access to macOS Desktops (hist | edit) [7,780 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Remote access to macOS systems differs significantly from remote access to Microsoft Windows systems. While Windows provides Remote Desktop Protocol (RDP) as a native service, macOS relies primarily on Screen Sharing, Apple Remote Desktop, SSH, and various third-party solutions. Understanding these differences is essential when supporting, demonstrating, or developing applications remotely on Apple hardware. == Context == Administrators and developers ac...")
  • 14:0814:08, 5 July 2026 JavaScript for Everyone (hist | edit) [11,398 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' JavaScript has evolved significantly since its introduction in the 1990s. Modern JavaScript development often assumes the availability of recent browser features, build pipelines, transpilers, package managers, and evergreen browser updates. While these technologies have improved developer productivity, they can also reduce the range of clients capable of running an application. This article explores a compatibility-first approach to JavaScript developme...")
  • 14:0614:06, 5 July 2026 MacOS Virtualisation and Desktop as a Service: Why Apple Makes It Difficult (hist | edit) [7,016 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Virtualisation has become a cornerstone of modern infrastructure. Windows and Linux can be deployed as virtual machines, containers, cloud instances, and Desktop as a Service (DaaS) platforms with relatively few restrictions. macOS, however, remains an outlier. While virtualisation is technically possible, licensing restrictions, hardware dependencies, and platform design decisions make large-scale macOS virtualisation significantly more challenging than e...")
  • 14:0614:06, 5 July 2026 Intellectual Property Rights and Software Governance (hist | edit) [10,800 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Intellectual Property Rights (IPR) and Software Governance are often viewed as separate disciplines. In reality, they are closely related. Every software project creates intellectual property, and every organisation that develops, licenses, distributes, or maintains software must make decisions regarding ownership, licensing, provenance, security, quality, and compliance. This article examines Intellectual Property Rights from a software engineering pers...")
  • 14:0514:05, 5 July 2026 The Importance of Rich Error Messages (hist | edit) [1,931 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Errors are part of every system. Rich, structured error messages allow humans and machines to understand failures, diagnose problems, automate recovery, and improve interoperability. == Context == Many platforms invest significant effort in defining APIs and data models while treating error handling as an afterthought. A well-designed error response should communicate: * What happened * Why it happened * Which component detected the problem * Whether t...")
  • 14:0214:02, 5 July 2026 Fonts on the Web (hist | edit) [11,823 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Fonts play a significant role in the presentation, readability, accessibility, branding, and performance of modern websites. This article explores the various types of fonts available to web developers, how and when to use them, compatibility considerations across different browsers and devices, and the legal implications of using commercial and open-source typefaces on the web. == Context == Typography is one of the most influential aspects of web desi...")

3 July 2026

  • 17:3217:32, 3 July 2026 Windows Control Panel Applets (hist | edit) [10,560 bytes] Dex (talk | contribs) (Created page with "'''Summary:''' Windows Control Panel Applets are the administrative utilities used to configure and manage Microsoft Windows. Traditionally these utilities were exposed through the Control Panel, although many remain accessible directly through command-line shortcuts, Microsoft Management Console (MMC) snap-ins, and shell commands. While modern versions of Windows increasingly favour the Settings application, many advanced configuration options continue to reside withi...")
  • 12:3012:30, 3 July 2026 Schema: The Art of Describing Abstract Data (hist | edit) [5,738 bytes] Dex (talk | contribs) (Created page with "= Schema: The Art of Describing Abstract Data = == Summary == Data is easy to store, transmit and process. Understanding what that data means is much harder. A schema is more than a validation mechanism. It is a description of meaning. It provides a shared vocabulary that allows humans and systems to interpret abstract data consistently. Whether expressed through XML Schema, JSON Schema, database definitions, API specifications or even paper forms, a schema exists to...")

20 April 2026

  • 05:3605:36, 20 April 2026 Choosing the Right OAuth 2.0 Flow (hist | edit) [4,919 bytes] Dex (talk | contribs) (Created page with "= Choosing the Right OAuth 2.0 Flow = == A Capability-Driven Approach == '''Summary:''' OAuth 2.0 defines multiple authorization flows, each designed for a specific combination of identity type, risk profile, and operational context. Problems arise when these flows are treated as interchangeable or selected based purely on convenience. This article reframes OAuth flow selection as a capability- and channel-driven architectural decision. ---- == Context == OAuth 2.0...")
  • 05:3505:35, 20 April 2026 OAuth Tokens Are Not Passwords (hist | edit) [4,465 bytes] Dex (talk | contribs) (Created page with "= OAuth Tokens Are Not Passwords = == Channels, Capabilities, and Risk in OAuth 2.0 Systems == '''Summary:''' OAuth 2.0 access tokens are frequently treated as drop-in replacements for Basic Authentication credentials. While this can appear convenient, it collapses important architectural boundaries and recreates many of the very risks OAuth was designed to avoid. This article explains why OAuth access tokens should be treated as channel-bound capability documents, an...")
  • 05:3405:34, 20 April 2026 OAuth 2.0, OpenID Connect, and WebAuthn (hist | edit) [4,184 bytes] Dex (talk | contribs) (Created page with "= OAuth 2.0, OpenID Connect, and WebAuthn = == How Modern Authentication and Authorization Actually Fit Together == '''Summary:''' OAuth 2.0, OpenID Connect (OIDC), and WebAuthn are often discussed together, but they solve fundamentally different problems. Confusion arises when they are treated as competing technologies rather than complementary layers. This article explains how OAuth 2.0 handles authorization, how OIDC adds identity and authentication semantics, and...")

19 April 2026

  • 17:2517:25, 19 April 2026 I.T. as an Invisible Service: Technology and the Guest Experience in Hospitality (hist | edit) [9,963 bytes] Dex (talk | contribs) (Created page with "= I.T. as an Invisible Service: Technology and the Guest Experience in Hospitality = '''Summary:''' In hospitality, technology succeeds when it disappears. Guests rarely notice systems when they work well, but immediately feel when something is unavailable, confusing, or demands effort. This article explores how guest-facing and operational technology shapes experience through reliability, appropriateness, and continuous availability rather than features. == The Guest...")
  • 17:2517:25, 19 April 2026 I.T. Sanding and the Guest Experience in Hospitality (hist | edit) [4,887 bytes] Dex (talk | contribs) (Created page with "= I.T. Sanding and the Guest Experience in Hospitality = == When Infrastructure Is Felt, Not Seen == In most industries, good I.T. is invisible. In hospitality, good I.T. is felt. A guest may never see your switches, firewalls, or authentication systems — but they will absolutely feel the difference between a network that was thrown together and one that was designed for visitors. The guiding idea of this article is simple: : ''Great hospitality I.T. doesn’t impr...")
  • 17:2517:25, 19 April 2026 Modern Authentication Architecture (hist | edit) [5,111 bytes] Dex (talk | contribs) (Created page with "= Modern Authentication Architecture = '''Summary:''' Modern authentication systems often appear complex because multiple concerns are blurred together: authentication, authorization, session continuity, revocation, and user experience. This article separates those responsibilities, explains the role of OAuth, OpenID Connect (OIDC), SAML, WebAuthn, and non-HTTP mechanisms, and describes practical approaches to sessions and revocation suitable for a reusable authenticati...")