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ITU Online

ITU Online is a leading IT training company offering extensive courses designed to prepare student to numerous IT Certifications. Our library covers certifications based around CompTIA, Cybersecurity, Microsoft, Project Mangement, Cisco and many more.

What Is Utility-First CSS?

Definition: Utility-First CSS Utility-First CSS is a CSS architectural approach that emphasizes the use of utility classes to style elements directly in the markup, rather than defining custom CSS classes or using traditional CSS methodologies like BEM (Block Element Modifier). This approach allows developers to quickly build interfaces by composing utility classes that apply single …

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What Is a Green Data Center?

Definition: Green Data Center A Green Data Center is a repository for the storage, management, and dissemination of data in which the mechanical, lighting, electrical, and computer systems are designed for maximum energy efficiency and minimal environmental impact. The construction and operation of a green data center includes advanced technologies and strategies. Examples include the …

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What Is Endpoint Detection and Response (EDR)?

Definition: Endpoint Detection and Response (EDR) Endpoint Detection and Response (EDR) is a cybersecurity solution that continuously monitors end-user devices to detect and respond to cyber threats. It collects activity data from endpoints, which can include computers, mobile devices, and servers, and then uses various analytics techniques to identify threat patterns, allowing for automatic responses …

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What Is a Hypervisor-Level Attack?

Definition: Hypervisor-Level Attack A hypervisor-level attack targets the hypervisor, also known as the virtual machine monitor (VMM), a crucial layer of software that enables virtualization in computing environments. This type of attack seeks to exploit vulnerabilities within the hypervisor software to gain unauthorized access, control over virtual machines (VMs), or disrupt the normal operations of …

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What Is a Falsification Attack?

Definition: Falsification Attack A falsification attack is a cybersecurity threat where an attacker deliberately falsifies data, communications, or transactions with the intent to deceive, manipulate, or disrupt the normal operations of a digital system or network. This type of attack targets the integrity of data, leading to misinformation, unauthorized transactions, and trust issues within digital …

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What Is a Man-in-the-Middle (MITM) Attack?

Definition: Man-in-the-Middle (MITM) Attack A Man-in-the-Middle (MITM) attack is a cybersecurity threat where an attacker secretly relays and possibly alters the communication between two parties who believe they are directly communicating with each other. This type of attack allows the attacker to intercept, send and receive data meant for someone else, without either party knowing …

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What Is an Application Layer Attack?

Definition: Application Layer Attack An application layer attack targets the top layer of the OSI model, which is responsible for interfacing with end users and applications. It aims to disrupt the services by directly targeting the web application logic, often exploiting vulnerabilities to cause a denial of service, data theft, or unauthorized system access. Application …

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What Is the Quick Access Toolbar?

Definition: Quick Access Toolbar The Quick Access Toolbar (QAT) is a customizable toolbar found in Microsoft Office applications, designed to provide users with a convenient location to access frequently used commands and features. Positioned by default above the ribbon, the QAT allows for quick and easy access to tools and functions without navigating through the …

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