Knowledge is Power
BARE METAL CYBERKnowledge is Power

Sitewide Search

Search Bare Metal Cyber

Search exact control and technique identifiers, Cyber Wiki articles, framework records, playbooks, books, podcasts, Academy courses, and individual lessons.

CompTIA · Free, ad-free audio course

CompTIA A+

A structured, audio-first learning route for CompTIA A+, designed for focused review and practical understanding.

Listen to the complete course Browse 228 lessons

Hear the course trailer →

Every Bare Metal Cyber audio course is free and 100% ad-free.

Companion Books

Study with the audio course, then reinforce it in print.

The study guide helps you organize and revisit the material. The flashcards book adds active recall and rapid review across the course objectives.

Complete Lesson Directory

Choose the exact subject you want to study.

Search by topic or narrow the directory by exam domain. Courses with multiple editions are organized below so every season remains easy to find. Each lesson includes its own audio player, full description, transcript when available, and previous-or-next navigation.

228 lessons available

Season 2 · Current editionCurrent course 90lessons
Season 1 · Earlier editionEarlier course archive 138lessons
S01E01Transcript

Getting Started

Welcome to the A Plus Prep Cast

This opening episode introduces the A Plus PrepCast and sets the foundation for your journey toward CompTIA A Plus certification.…

Transcript availableAugust 16, 2025
→
S01E02Transcript

Getting Started

What Is the CompTIA A Plus Certification?

This episode takes a step back to explain what the CompTIA A Plus certification actually is and why it’s such a foundational credential in the IT industry.…

Transcript availableAugust 16, 2025
→
S01E03Transcript

Getting Started

Understanding the A Plus Core 1 and Core 2 Exam Structure

Understanding how the A Plus certification is split into two exams—Core 1 and Core 2—is critical to passing on the first try. This episode walks you through the structural format of each exam, including the number of questions, time limits, and passing scores.…

Transcript availableAugust 16, 2025
→
S01E04Transcript

Getting Started

Exploring the A Plus Core 1 Exam Domains

This episode is your detailed walkthrough of the official exam objective documents that CompTIA provides for both Core 1 and Core 2. We break down how these documents are structured, how to interpret the nested bullet points, and how to use them to guide your study.…

Transcript availableAugust 16, 2025
→
S01E05Transcript

Getting Started

How to Study for the A Plus Exams

Effective exam prep is about more than just memorizing facts—it’s about building a strategy that suits your learning style.…

Transcript availableAugust 16, 2025
→
S01E06Transcript

Getting Started

Choosing the Right A Plus Study Resources

The resources you choose can make or break your preparation, so this episode focuses on how to evaluate and select high-quality study materials.…

Transcript availableAugust 16, 2025
→
S01E08Transcript

Getting Started

Glossary Part 1

In this first installment of our glossary deep dives, we focus on essential terms related to Core 1’s mobile and networking topics. Covering acronyms and definitions from A to D, you’ll hear clear, audio-friendly explanations of terms like A P I P A, BIOS, Bluetooth, and DHCP.…

Transcript availableAugust 16, 2025
→
S01E09Transcript

Getting Started

Glossary Part 2

Continuing our glossary series, this episode dives into terms from E through M, focusing on hardware components, interface types, and basic virtualization concepts.…

Transcript availableAugust 16, 2025
→
S01E10Transcript

Getting Started

Glossary Part 3

This final part of the glossary deep dive series focuses on terms from N to Z found in Core 2 exam content, especially in areas related to security, operating systems, and troubleshooting workflows.…

Transcript availableAugust 16, 2025
→
S01E12Transcript

Core 1 · Mobile Devices

Domain 1.0 Mobile Devices — Overview

This episode introduces the first domain of the Core 1 exam: Mobile Devices. We explain why this domain has become increasingly important in modern IT support roles, given the prevalence of laptops, smartphones, and tablets in today’s business and personal environments.…

Transcript availableAugust 16, 2025
→
S01E14Transcript

Core 1 · Mobile Devices

HDD and SSD Upgrades and Migration

Upgrading storage in a mobile device is a common support task and a key part of the Core 1 exam. This episode explains the different interface types and form factors used in laptop storage, such as 2.5-inch SATA drives and M dot 2 S S D options.…

Transcript availableAugust 16, 2025
→
S01E15Transcript

Core 1 · Mobile Devices

Laptop Wireless Card Replacement

In this episode, we take a close look at wireless communication hardware inside laptops, focusing on how to identify, remove, and replace mini PCI Express or M dot 2 wireless cards.…

Transcript availableAugust 16, 2025
→
S01E16Transcript

Core 1 · Mobile Devices

Physical Security Features — Biometrics and NFC

Mobile devices increasingly rely on physical security features to prevent unauthorized access, and this episode explores those mechanisms in depth.…

Transcript availableAugust 16, 2025
→
S01E17Transcript

Core 1 · Mobile Devices

Mobile Display Technologies — LCD, OLED, IPS, TN, VA

This episode explores the different display technologies used in mobile and laptop screens, focusing on exam-relevant differences among L C D, O L E D, I P S, T N, and V A panels.…

Transcript availableAugust 16, 2025
→
S01E18Transcript

Core 1 · Mobile Devices

Internal Display Components — Inverters, Cameras, Digitizers

Inside every laptop display is a set of components that enable backlighting, touch input, and video capture—and this episode dives deep into each one. We start with inverters, which are used in older L C D screens to convert DC to AC for powering backlights.…

Transcript availableAugust 16, 2025
→
S01E19Transcript

Core 1 · Mobile Devices

Mobile Ports and Connectors — USB, Lightning, Bluetooth

Connectivity is a major part of mobile device functionality, and this episode covers the ports and wireless interfaces you’ll need to recognize for the A Plus exam.…

Transcript availableAugust 16, 2025
→
S01E20Transcript

Core 1 · Mobile Devices

Peripheral Setup — Headsets, Pens, Speakers, Webcams

Peripheral setup plays a larger role in IT support than many learners expect, and this episode focuses on the devices most commonly connected to laptops and tablets.…

Transcript availableAugust 16, 2025
→
S01E21Transcript

Core 1 · Mobile Devices

Docking Stations and Port Replicators

In this episode, we explore docking stations and port replicators—two essential technologies that expand the functionality of laptops in business and multi-monitor environments.…

Transcript availableAugust 16, 2025
→
S01E22Transcript

Core 1 · Mobile Devices

Touchpads and Drawing Pads

Touchpads and drawing pads are common input devices found on laptops and used by graphic professionals, and the A Plus exam expects you to understand both.…

Transcript availableAugust 16, 2025
→
S01E23Transcript

Core 1 · Mobile Devices

Domain 2.0 Networking — Overview

Networking is one of the most critical domains in Core 1, and this overview episode sets the stage by introducing the topics covered under Domain 2.0.…

Transcript availableAugust 16, 2025
→
S01E25Transcript

Core 1 · Mobile Devices

TCP vs. UDP — Connectionless and Connection-Oriented

This episode explains one of the most fundamental networking concepts tested on the A Plus exam: the difference between Transmission Control Protocol and User Datagram Protocol.…

Transcript availableAugust 16, 2025
→
S01E26Transcript

Core 1 · Mobile Devices

Routers and Switches — Managed vs. Unmanaged

Routers and switches are the backbone of every network, and this episode breaks down how each one functions and differs in an enterprise or home setting.…

Transcript availableAugust 16, 2025
→
S01E27Transcript

Core 1 · Mobile Devices

Access Points, Hubs, Patch Panels

This episode covers three often-confused networking components that play very different roles: access points, hubs, and patch panels. We start by explaining how wireless access points bridge Wi-Fi traffic into wired networks and how they differ from routers with integrated Wi-Fi.…

Transcript availableAugust 16, 2025
→
S01E28Transcript

Core 1 · Mobile Devices

Firewalls, NICs, SDN, and PoE

In this episode, we explore a variety of hardware and software technologies that control traffic, enable communication, and deliver power across network devices.…

Transcript availableAugust 16, 2025
→
S01E29Transcript

Core 1 · Mobile Devices

Cable Modems, DSL, ONTs, and Interfaces

This episode dives into the technologies that bring internet service into homes and small offices—focusing on cable modems, DSL, and fiber-based Optical Network Terminals, or ONT s.…

Transcript availableAugust 16, 2025
→
S01E30Transcript

Core 1 · Mobile Devices

Wireless Frequencies and Channels — 2.4 GHz vs. 5 GHz

Wireless communication relies on specific frequency bands and channel structures, and this episode breaks down exactly how they work in the context of Wi-Fi networking.…

Transcript availableAugust 16, 2025
→
S01E31Transcript

Core 1 · Mobile Devices

Wi-Fi Standards — 802.11 a/b/g/n/ac/ax

This episode provides a deep dive into the evolution of Wi-Fi standards, focusing on the specific versions tested in the Core 1 exam: 802.11 a, b, g, n, a c, and a x. We begin by explaining how each standard introduced new capabilities in terms of speed, frequency band, and bandwidth.…

Transcript availableAugust 16, 2025
→
S01E32Transcript

Core 1 · Networking

Bluetooth, NFC, RFID, and Long-Range Wireless

This episode explores a set of wireless technologies that extend beyond traditional Wi-Fi, many of which play crucial roles in mobile and IoT environments. We begin with Bluetooth—covering pairing modes, version updates, range limitations, and bandwidth considerations.…

Transcript availableAugust 16, 2025
→
S01E33Transcript

Core 1 · Networking

Networked Host Services — DHCP, DNS, Print, AAA

Host services are critical to how devices function on modern networks, and this episode explains the most essential ones covered on the exam. We begin with D H C P—how it dynamically assigns IP addresses, leases, and default gateway information to network clients.…

Transcript availableAugust 16, 2025
→
S01E34Transcript

Core 1 · Networking

Internet Appliances, SCADA, and IoT Devices

As networks expand into more than just traditional computing devices, this episode explores the role of internet-connected appliances, industrial control systems like SCADA, and the rapidly growing world of IoT.…

Transcript availableAugust 16, 2025
→
S01E35Transcript

Core 1 · Networking

SOHO IP Configuration — Static, Dynamic, Gateways, APIPA

This episode covers the small office/home office (SOHO) networking environment with a focus on IP configuration methods. We begin by distinguishing between static and dynamic IP addressing, explaining how each is assigned, maintained, and best used within a small environment.…

Transcript availableAugust 16, 2025
→
S01E36Transcript

Core 1 · Networking

Network Tools — Crimper, Punchdown, Toner, Analyzer

In this episode, we look at the physical tools that IT technicians use to install, test, and troubleshoot network cables and infrastructure. We start with crimpers, explaining how they're used to attach RJ45 connectors to twisted-pair cable, including wire order considerations.…

Transcript availableAugust 16, 2025
→
S01E37Transcript

Core 1 · Networking

Domain 3.0 Hardware — Overview

This episode introduces the third domain of the Core 1 exam—Hardware—arguably the most hands-on and detail-heavy section of the certification. We outline what’s covered, from motherboards, CPUs, and RAM, to internal storage, power supplies, connectors, and form factors.…

Transcript availableAugust 16, 2025
→
S01E38Transcript

Core 1 · Networking

Ethernet Cabling — Cat 5 through Cat 6a

Ethernet cables are the physical backbone of modern networks, and this episode focuses on the different categories of twisted-pair cabling you’ll need to recognize.…

Transcript availableAugust 16, 2025
→
S01E39Transcript

Core 1 · Networking

Shielded, Coaxial, and Plenum Cabling

This episode extends your knowledge of cabling by focusing on three specific types often overlooked: shielded twisted pair, coaxial cable, and plenum-rated cable.…

Transcript availableAugust 16, 2025
→
S01E40Transcript

Core 1 · Networking

Fiber Optic and Direct Burial Cables

This episode dives into advanced cabling types used in high-speed and long-distance network infrastructure: fiber optic and direct burial cables.…

Transcript availableAugust 16, 2025
→
S01E41Transcript

Core 1 · Networking

Peripheral and Video Cables — HDMI, VGA, DVI

This episode focuses on the common video and peripheral cables that A Plus candidates must be able to identify, differentiate, and troubleshoot.…

Transcript availableAugust 16, 2025
→
S01E42Transcript

Core 1 · Networking

Hard Drive Interfaces — SATA, SCSI, NVMe, IDE

In this episode, we examine the interface types used to connect hard drives and solid-state drives to computing systems. We start with SATA, the most common interface in modern consumer devices, and discuss its evolution across generations in terms of data rate and cable design.…

Transcript availableAugust 16, 2025
→
S01E43Transcript

Core 1 · Networking

Adapter and Connector Types — RJ45, USB C, Molex, SC

This episode breaks down the many adapter and connector types you're likely to encounter in hardware installation and cabling questions. Starting with RJ45, we explore its use in Ethernet connections, cable crimping, and its role in structured cabling.…

Transcript availableAugust 16, 2025
→
S01E44Transcript

Core 1 · Networking

RAM Types — DDR Three, DDR Four, DDR Five, SODIMM, ECC

This episode focuses on the various types of system memory covered in the A Plus exam. We start by distinguishing between DDR 3, DDR 4, and DDR 5, outlining differences in voltage, speed, and pin count.…

Transcript availableAugust 16, 2025
→
S01E45Transcript

Core 1 · Networking

RAM Channel Configurations — Single through Quad

Understanding memory channel configurations is key to improving performance in both desktops and laptops, and this episode covers them in detail. We begin with single-channel configurations and move up through dual-, triple-, and quad-channel arrangements.…

Transcript availableAugust 16, 2025
→
S01E46Transcript

Core 1 · Networking

HDD and SSD Speed, Form Factor, and Features

This episode explores how storage device performance and form factor impact system behavior, reliability, and installation. We begin by comparing rotational speeds of HDD drives—such as 5,400 and 7,200 RPM models—and how that affects read and write performance.…

Transcript availableAugust 16, 2025
→
S01E47Transcript

Core 1 · Networking

SSD Interfaces — SATA, PCI E, M.2, and M SATA

This episode focuses exclusively on the different interface types used to connect SSD drives. We begin with SATA-based SSDs and describe how they offer improved speed over HDD but are still limited by the SATA bus.…

Transcript availableAugust 16, 2025
→
S01E48Transcript

Core 1 · Networking

RAID Configurations — Zero, One, Five, Ten

This episode explores the most common RAID configurations tested on the A Plus exam and found in real-world systems. We begin with RAID 0, also known as striping, which offers performance benefits but no redundancy.…

Transcript availableAugust 16, 2025
→
S01E49Transcript

Core 1 · Networking

Flash Drives and Memory Cards

Flash memory is everywhere, from USB drives to camera storage, and this episode focuses on the types, capacities, and formats you’ll encounter on the A Plus exam. We start with USB flash drives—explaining differences in USB versions, transfer speeds, and bootable media options.…

Transcript availableAugust 16, 2025
→
S01E50Transcript

Core 1 · Networking

Optical Drives and Media Types

Although optical drives are less common today, they’re still covered on the exam and used in legacy and specialty environments.…

Transcript availableAugust 16, 2025
→
S01E52Transcript

Core 1 · Networking

CPU Sockets and Chipsets — Intel and AMD

Understanding how processors connect to the motherboard is critical for both real-world system builds and the A Plus exam. This episode dives into the various CPU socket types, including popular Intel designs like LGA 1200 and LGA 1700, and AMD sockets like AM4 and sTRX4.…

Transcript availableAugust 16, 2025
→
S01E53Transcript

Core 1 · Networking

Motherboard Interfaces — SATA, PCIe, Power Connectors

This episode covers the various internal interfaces found on a motherboard and what role each plays in system function. We begin with SATA connectors, explaining their use in connecting storage devices such as hard drives and optical drives.…

Transcript availableAugust 16, 2025
→
S01E54Transcript

Core 1 · Networking

Domain 4.0 Virtualization and Cloud — Overview

Virtualization and cloud computing are among the most transformative technologies in modern IT, and this episode introduces the concepts as laid out in the Core 1 exam’s Domain 4.0.…

Transcript availableAugust 16, 2025
→
S01E55Transcript

Core 1 · Networking

Cloud Deployment Models — Public, Private, Hybrid, Community

This episode dives into the different ways cloud infrastructure can be deployed, each with its own use case, control level, and security implications. We begin with public cloud models, where infrastructure is shared and managed by third-party providers like Amazon or Microsoft.…

Transcript availableAugust 16, 2025
→
S01E58Transcript

Core 1 · Hardware

File Sync and Cloud-Based Storage Use Cases

In this episode, we explore one of the most common cloud services used by both consumers and businesses: cloud-based storage and file synchronization.…

Transcript availableAugust 16, 2025
→
S01E59Transcript

Core 1 · Hardware

VDI and Remote Desktop Virtualization

Virtual Desktop Infrastructure, or VDI, allows users to interact with desktop environments hosted on centralized servers, and this episode unpacks how the technology works.…

Transcript availableAugust 16, 2025
→
S01E60Transcript

Core 1 · Hardware

Application Virtualization and Legacy Support.

Application virtualization allows software to run in isolated containers, even if the underlying system doesn't support the app natively.…

Transcript availableAugust 16, 2025
→
S01E61Transcript

Core 1 · Hardware

Client-Side Requirements — CPU, RAM, Security

This episode explains the hardware and software requirements that must be met for clients to effectively run various types of applications, especially in virtualized or remote environments.…

Transcript availableAugust 16, 2025
→
S01E62Transcript

Core 1 · Hardware

Domain 5.0 Troubleshooting — Overview

Troubleshooting is a core skill for any IT professional, and Domain 5.0 of the Core 1 exam focuses exclusively on this area.…

Transcript availableAugust 16, 2025
→
S01E63Transcript

Core 1 · Hardware

Troubleshooting Methodology — The Six-Step Process

Before you can fix a problem, you need a process—and CompTIA provides one. This episode walks you through the six-step troubleshooting methodology that forms the foundation of effective problem-solving in IT.…

Transcript availableAugust 16, 2025
→
S01E64Transcript

Core 1 · Hardware

Identifying and Verifying the Problem

This episode focuses entirely on the first step in the troubleshooting process: identifying and verifying the problem. We begin by exploring how to gather information from users, analyze symptoms, and check for obvious indicators like POST codes, beep patterns, or error messages.…

Transcript availableAugust 16, 2025
→
S01E65Transcript

Core 1 · Hardware

Establishing and Testing a Theory of Cause

Once you’ve verified that a problem exists, the next step is to develop and test a theory about what’s causing it. In this episode, we explain how to take what you know and form a hypothesis—whether it’s a failing power supply, bad memory, or driver conflict.…

Transcript availableAugust 16, 2025
→
S01E66Transcript

Core 1 · Hardware

Creating and Implementing a Resolution Plan

Once the root cause has been confirmed, it's time to fix the issue. This episode explains how to create a resolution plan that minimizes disruption and addresses the problem completely.…

Transcript availableAugust 16, 2025
→
S01E67Transcript

Core 1 · Hardware

Verifying Full System Functionality and Documenting

After you’ve implemented a solution, it’s not enough to walk away. This episode focuses on verifying that the fix worked and that the system is fully operational. We explain how to check not only the repaired component, but also other functions that may have been affected.…

Transcript availableAugust 16, 2025
→
S01E68Transcript

Core 1 · Hardware

Motherboard Issues — POST Codes, No Power

This episode targets one of the most frustrating and high-stakes categories of hardware failure: motherboard issues. We begin with POST codes and beep sequences, explaining what each code represents and how to interpret them using manufacturer reference charts.…

Transcript availableAugust 16, 2025
→
S01E70Transcript

Core 1 · Hardware

Power Supply Issues — No Boot, Reboot Loop, Noise

The power supply unit—or PSU—is a foundational component, and this episode explains how its failure can lead to a wide range of confusing symptoms. We begin with the most obvious issue: a system that won’t power on.…

Transcript availableAugust 16, 2025
→
S01E71Transcript

Core 1 · Hardware

Drive Failures — Boot Errors, Data Loss, S.M.A.R.T

Drive-related issues are among the most frequent problems encountered in IT support, and this episode helps you identify, diagnose, and resolve them.…

Transcript availableAugust 16, 2025
→
S01E74Transcript

Core 1 · Hardware

Projector and External Display Failures

This episode focuses specifically on projectors and external monitors—devices that can introduce a new layer of complexity during troubleshooting.…

Transcript availableAugust 16, 2025
→
S01E75Transcript

Core 1 · Hardware

Mobile Battery, Overheating, and Display Issues

Mobile devices introduce their own unique set of problems, particularly with power and display components. In this episode, we begin by examining battery-related issues—such as devices that won’t charge, lose power quickly, or show inconsistent battery level readings.…

Transcript availableAugust 16, 2025
→
S01E76Transcript

Core 1 · Hardware

Mobile Connectivity Problems — Bluetooth, Charging, Ports

Connectivity issues are common on mobile devices, and this episode addresses some of the most testable areas. We begin with Bluetooth pairing failures, connection drops, and interference issues, walking through how to resolve them through settings resets or re-pairing.…

Transcript availableAugust 16, 2025
→
S01E78Transcript

Core 1 · Hardware

Printer Hardware Failures — Rollers, Fuser, Transfer Belt

This episode focuses specifically on hardware components inside laser and inkjet printers and how their failure manifests in print quality issues or mechanical malfunctions.…

Transcript availableAugust 16, 2025
→
S01E80Transcript

Core 1 · Hardware

Network Outages — Slow Speeds, Port Flapping, DNS Failures

When the network stops working or slows to a crawl, multiple causes could be at play, and this episode helps you navigate them. We begin with slow speeds caused by congestion, bad cabling, duplex mismatches, or faulty devices.…

Transcript availableAugust 17, 2025
→
S01E82Transcript

Core 1 · Hardware

Domain 1.0 Operating Systems — Overview

Operating systems form the backbone of every computer environment, and this episode gives you a high-level tour of the first domain in Core 2.…

Transcript availableAugust 17, 2025
→
S01E83Transcript

Core 1 · Hardware

Windows Editions — Home, Pro, Enterprise

This episode focuses on the different editions of Microsoft Windows and the specific features each version provides.…

Transcript availableAugust 17, 2025
→
S01E84Transcript

Core 1 · Hardware

Feature Differences — Domains, UI, BitLocker, RDP

Building on the previous episode, this one zooms in on specific Windows features that frequently appear on the exam. We explain domain membership and why joining a domain is essential for centralized user management in enterprise environments.…

Transcript availableAugust 17, 2025
→
S01E85Transcript

Core 1 · Virtualization and Cloud Computing

Upgrade Paths and RAM Support

This episode dives into the rules and limitations surrounding Windows upgrades and memory capacity. You’ll learn about supported upgrade paths—for example, which versions of Windows can be upgraded in-place and which require a clean install.…

Transcript availableAugust 17, 2025
→
S01E86Transcript

Core 1 · Virtualization and Cloud Computing

Command Line Basics — Navigation and Syntax

In this episode, we return to the fundamentals by exploring command-line usage, especially within Windows environments. We start with basic navigation commands like CD, DIR, and CLS, explaining how to move between directories and view contents.…

Transcript availableAugust 17, 2025
→
S01E87Transcript

Core 1 · Virtualization and Cloud Computing

CLI Networking Tools — ipconfig, ping, tracert

This episode focuses on essential command-line networking tools that appear regularly on the A Plus exam. We begin with ipconfig—how it displays network adapter information, shows current IP configuration, and helps diagnose connectivity issues.…

Transcript availableAugust 17, 2025
→
S01E88Transcript

Core 1 · Virtualization and Cloud Computing

Disk and File Tools — format, xcopy, robocopy

File and disk management are critical skills for any support technician, and this episode covers the tools you’ll need to manipulate files, drives, and directories via the command line.…

Transcript availableAugust 17, 2025
→
S01E89Transcript

Core 1 · Virtualization and Cloud Computing

MMC Tools — Device Manager, Event Viewer, Scheduler

Microsoft Management Console (MMC) tools are central to system diagnostics and configuration, and this episode walks through the most exam-relevant ones. We start with Device Manager—how to identify driver issues, update hardware, and interpret warning icons.…

Transcript availableAugust 17, 2025
→
S01E90Transcript

Core 1 · Virtualization and Cloud Computing

System Utilities — msconfig, regedit, resmon

This episode covers critical system utilities that allow deep access to Windows configurations and diagnostics. We begin with msconfig—the System Configuration tool—and explore its tabs for managing boot options, startup apps, and services.…

Transcript availableAugust 17, 2025
→
S01E91Transcript

Core 1 · Virtualization and Cloud Computing

Control Panel Utilities — Firewall, User Accounts, Mail

This episode explores the legacy yet still-relevant Control Panel utilities that continue to play an essential role in Windows system management.…

Transcript availableAugust 17, 2025
→
S01E92Transcript

Core 1 · Virtualization and Cloud Computing

File Explorer and Power Options

Windows File Explorer is the graphical gateway to your files, drives, and folders, and this episode focuses on how to use it efficiently and troubleshoot common issues.…

Transcript availableAugust 17, 2025
→
S01E93Transcript

Core 1 · Virtualization and Cloud Computing

Windows Settings — Update, Privacy, Devices, Apps

This episode moves into the modern Windows Settings interface, highlighting how it’s used to manage essential system configurations. We start with Windows Update—how updates are delivered, paused, and configured in terms of restart behavior and update types.…

Transcript availableAugust 17, 2025
→
S01E94Transcript

Core 1 · Virtualization and Cloud Computing

Workgroup vs. Domain Setup

Understanding the difference between workgroups and domains is essential for both configuring and supporting business environments.…

Transcript availableAugust 17, 2025
→
S01E95Transcript

Core 1 · Virtualization and Cloud Computing

IP Configuration — Static, DNS, Subnet, Gateway

IP addressing is the foundation of network communication, and this episode provides a deep dive into how it's configured on Windows systems.…

Transcript availableAugust 17, 2025
→
S01E96Transcript

Core 1 · Virtualization and Cloud Computing

Episode 96. VPN, Proxy, Wired, Wireless, WWAN

This episode explores a variety of network connection types and how they're configured or supported within a Windows environment. We begin with Virtual Private Networks (VPNs)—how they provide secure tunneling for remote access and what authentication methods are commonly used.…

Transcript availableAugust 17, 2025
→
S01E97Transcript

Core 1 · Virtualization and Cloud Computing

Episode 97. Application Requirements and Compatibility

Before installing software, it’s essential to confirm that a system meets the application’s requirements. This episode explains how to assess compatibility based on OS version, architecture, memory, storage, and graphics capabilities.…

Transcript availableAugust 17, 2025
→
S01E98Transcript

Core 1 · Virtualization and Cloud Computing

Installation Sources and Distribution Methods

Installing software isn’t just about double-clicking an installer anymore—it can come from a wide range of sources and methods. In this episode, we explore the most common installation types: local setup files, network shares, Group Policy deployment, and web-based installers.…

Transcript availableAugust 17, 2025
→
S01E99Transcript

Core 1 · Hardware and Network Troubleshooting

App Impact — Device, Network, Business

This episode focuses on the broader implications of application use and performance in business environments. We begin by analyzing how resource-hungry applications can affect system performance—leading to slow response times, overheating, or reduced battery life.…

Transcript availableAugust 17, 2025
→
S01E100Transcript

Core 1 · Hardware and Network Troubleshooting

O S Types — Windows, macOS, Linux, Android

Not all operating systems are created equal, and this episode explores the strengths, purposes, and distinctions among the most common ones. We start with Windows—still the dominant OS in enterprise environments—and explore its versatility, support base, and administration tools.…

Transcript availableAugust 17, 2025
→
S01E101Transcript

Core 1 · Hardware and Network Troubleshooting

Filesystems — NTFS, exFAT, ext4, APFS

This episode explores the filesystems used by various operating systems, each with its own capabilities and use cases. We begin with NTFS, the default for Windows, explaining its support for file permissions, compression, encryption, and large volume sizes.…

Transcript availableAugust 17, 2025
→
S01E102Transcript

Core 1 · Hardware and Network Troubleshooting

Episode 102. OS Life Cycle and Compatibility Concerns

Operating systems, like all software, go through a defined life cycle—from launch to end of support—and this episode walks you through what each stage means. We begin by outlining the general stages: mainstream support, extended support, and end of life.…

Transcript availableAugust 17, 2025
→
S01E103Transcript

Core 1 · Hardware and Network Troubleshooting

Installation Methods — USB, PXE, Network, ISO

Installing an operating system requires choosing the right method for the environment, and this episode explores all the major approaches. We start with the most familiar: bootable USB drives created using tools like Rufus or the Windows Media Creation Tool.…

Transcript availableAugust 17, 2025
→
S01E104Transcript

Core 1 · Hardware and Network Troubleshooting

Partitioning, Formatting, Feature Updates

This episode focuses on disk setup and system maintenance—key areas tested on the A Plus exam and vital for support professionals. We begin with partitioning: the process of dividing a physical disk into logical sections.…

Transcript availableAugust 17, 2025
→
S01E105Transcript

Core 1 · Hardware and Network Troubleshooting

Domain 2.0 Security — Overview

This episode introduces Domain 2.0 of the Core 2 exam: Security. We provide an overview of the key areas covered, including physical security measures, logical access controls, malware prevention, authentication protocols, and data destruction practices.…

Transcript availableAugust 17, 2025
→
S01E106Transcript

Core 1 · Hardware and Network Troubleshooting

Physical Security — Locks, Guards, Surveillance

Protecting physical assets is the first line of defense in cybersecurity, and this episode explores the methods used to safeguard devices and facilities. We begin with door locks, cable locks, and biometric scanners—tools used to restrict access to equipment and data.…

Transcript availableAugust 17, 2025
→
S01E107Transcript

Core 1 · Hardware and Network Troubleshooting

Logical Security — MFA, ACLs, Tokens

In this episode, we move into the digital layer of defense, exploring logical security techniques that help ensure users access only what they’re authorized to.…

Transcript availableAugust 17, 2025
→
S01E108Transcript

Core 1 · Hardware and Network Troubleshooting

Active Directory — Group Policy, Scripts, Domains

This episode introduces Active Directory (AD), Microsoft’s central system for managing users, computers, and security in domain-based environments.…

Transcript availableAugust 17, 2025
→
S01E109Transcript

Core 1 · Hardware and Network Troubleshooting

Wireless Protocols — WPA2, WPA3, TKIP, AES

Wireless security standards are a frequent source of exam questions, and this episode breaks down the differences between key protocols.…

Transcript availableAugust 17, 2025
→
S01E110Transcript

Core 1 · Hardware and Network Troubleshooting

Episode 110. Authentication — RADIUS, TACACS+, Kerberos

Authentication protocols ensure that users are who they say they are, and this episode covers three of the most important ones for the A Plus exam.…

Transcript availableAugust 17, 2025
→
S01E111Transcript

Core 1 · Hardware and Network Troubleshooting

Malware Types — Virus, Worms, Keyloggers, Rootkits

This episode dives into the various types of malicious software, or malware, that technicians must be able to recognize and address.…

Transcript availableAugust 17, 2025
→
S01E112Transcript

Core 1 · Hardware and Network Troubleshooting

Detection and Prevention — Antivirus, Firewalls, Education

Preventing malware infections involves more than just scanning files—it’s about layering multiple defenses. In this episode, we start with antivirus and antimalware software, explaining how they use signature detection, heuristic analysis, and behavioral monitoring to stop threats.…

Transcript availableAugust 17, 2025
→
S01E113Transcript

Core 1 · Hardware and Network Troubleshooting

Social Engineering — Phishing, Impersonation, Tailgating

Not all threats are technical—some are psychological. This episode focuses on social engineering attacks, which trick users into revealing information or granting access through manipulation rather than code.…

Transcript availableAugust 17, 2025
→
S01E114Transcript

Core 1 · Hardware and Network Troubleshooting

Threats and Vulnerabilities — Zero-Day, SQLi, XSS

This episode explains the technical underpinnings of some of the most dangerous threats and vulnerabilities in modern systems. We start with zero-day exploits, where attackers take advantage of unknown software flaws before patches can be released.…

Transcript availableAugust 17, 2025
→
S01E115Transcript

Core 1 · Hardware and Network Troubleshooting

OS Security Settings — Defender, BitLocker, NTFS

Securing a system starts with built-in operating system tools, and this episode walks you through three key Windows security features. First is Windows Defender, which provides real-time protection against malware, network attacks, and unwanted software changes.…

Transcript availableAugust 17, 2025
→
S01E116Transcript

Core 1 · Hardware and Network Troubleshooting

User Account Controls and SSO

In this episode, we cover two important mechanisms for managing user access and security: User Account Control (UAC) and Single Sign-On (SSO).…

Transcript availableAugust 17, 2025
→
S01E117Transcript

Core 1 · Hardware and Network Troubleshooting

Workstation Security Best Practices

Securing a user’s workstation is about more than antivirus—it involves a full spectrum of proactive configurations. This episode outlines best practices for maintaining a secure endpoint.…

Transcript availableAugust 17, 2025
→
S01E118Transcript

Core 1 · Hardware and Network Troubleshooting

Mobile and Embedded Device Security

Mobile and embedded devices require a tailored approach to security, and this episode explains how to apply protections without compromising usability. We begin with passcodes, biometrics, and auto-lock timers as primary defenses.…

Transcript availableAugust 17, 2025
→
S01E119Transcript

Core 1 · Hardware and Network Troubleshooting

Data Disposal and Destruction Techniques

Properly disposing of storage media is a critical part of data security, and this episode outlines the methods you need to know. We begin with data wiping—using software to overwrite existing files—and explain why a single delete or format isn’t enough.…

Transcript availableAugust 17, 2025
→
S01E120Transcript

Core 2 · Operating Systems

Domain 3.0 Software Troubleshooting — Overview

Troubleshooting software problems is a core responsibility in IT, and this episode introduces Domain 3.0 of the Core 2 exam. You’ll learn what kinds of software issues are covered, including application crashes, boot problems, security alerts, and general OS instability.…

Transcript availableAugust 17, 2025
→
S01E122

Core 2 · Operating Systems

Repair Techniques — SFC, Reimage, Rollback

When something breaks in Windows, there are several tools you can use to restore functionality, and this episode breaks them down step by step. We begin with the System File Checker (SFC), which scans and repairs corrupted or missing system files using known-good versions.…

August 17, 2025
→
S01E123Transcript

Core 2 · Operating Systems

PC Security Symptoms — Alerts, File Changes, Redirection

Security issues don’t always come with flashing warnings—sometimes they hide behind subtle behavior. This episode helps you identify the symptoms that often indicate malware or unauthorized access.…

Transcript availableAugust 17, 2025
→
S01E124Transcript

Core 2 · Operating Systems

Malware Removal Steps — Quarantine, Clean, Restore

Successfully removing malware requires following the right sequence, and this episode lays out that process according to CompTIA’s expectations. We begin with identification—recognizing that malware is present—followed by isolating the system from the network to prevent spread.…

Transcript availableAugust 17, 2025
→
S01E125Transcript

Core 2 · Operating Systems

Mobile App Issues — Crashing, Connectivity, Updates

Mobile devices introduce their own unique troubleshooting challenges, particularly when it comes to application behavior. In this episode, we start with app crashes—why they happen, how to review logs or force close misbehaving apps, and what steps to take before uninstalling.…

Transcript availableAugust 17, 2025
→
S01E126Transcript

Core 2 · Operating Systems

Mobile Malware — Rooted Devices, Data Leaks, Ads

Malware isn’t limited to desktops. In this episode, we explore the types of malicious threats that target mobile devices. We begin with adware, spyware, and malicious apps that gain access to sensitive permissions—like camera, microphone, or SMS—without the user’s knowledge.…

Transcript availableAugust 17, 2025
→
S01E127Transcript

Core 2 · Operating Systems

Domain 4.0 Operational Procedures — Overview

The final domain in the Core 2 exam is Operational Procedures, and this episode introduces its wide-ranging content. You’ll learn what this domain includes: documentation standards, safety procedures, communication skills, licensing and privacy concerns, and basic scripting.…

Transcript availableAugust 17, 2025
→
S01E128Transcript

Core 2 · Operating Systems

Documentation and Ticketing Systems

This episode focuses on the importance of clear, consistent documentation in every phase of IT support. We begin by explaining ticketing systems—how they track user requests, service histories, resolutions, and follow-up actions.…

Transcript availableAugust 17, 2025
→
S01E129Transcript

Core 2 · Operating Systems

Asset and Inventory Management

Keeping track of hardware, software, and configuration data is vital for organizations of all sizes, and this episode explores how asset and inventory management supports that effort.…

Transcript availableAugust 17, 2025
→
S01E130Transcript

Core 2 · Operating Systems

IT Documentation Types — AUP, SOP, Diagrams

There’s more than one kind of documentation in I T, and this episode explains the major types that appear on the A Plus exam. We start with Acceptable Use Policies (AUPs), which define what users are permitted to do with company devices and networks.…

Transcript availableAugust 17, 2025
→
S01E131Transcript

Core 2 · Operating Systems

Change Management Process

Change is a constant in IT, but managing that change responsibly is what keeps systems stable. This episode introduces the formal change management process, starting with the identification of proposed changes and their potential impact on systems, users, and business operations.…

Transcript availableAugust 17, 2025
→
S01E132Transcript

Core 2 · Operating Systems

Backup and Recovery Methods — GFS, 3-2-1, Testing

This episode focuses on the backup strategies and data recovery techniques that every IT professional must know. We begin with the Grandfather-Father-Son (GFS) backup rotation model, explaining how it balances data redundancy and storage space.…

Transcript availableAugust 17, 2025
→
S01E133Transcript

Core 2 · Operating Systems

Safety Procedures — ESD, Handling, Fire Safety

Keeping yourself and your equipment safe is foundational to effective IT work. This episode covers essential safety practices beginning with Electrostatic Discharge (E S D) prevention—why grounding matters and how to properly use wrist straps, mats, and anti-static bags.…

Transcript availableAugust 17, 2025
→
S01E135Transcript

Core 2 · Operating Systems

Data Privacy and Licensing — DRM, Chain of Custody

This episode explores the legal and ethical responsibilities of handling data and software in IT environments. We start with licensing—understanding the difference between OEM, volume, and subscription licenses, and how misuse can result in compliance violations.…

Transcript availableAugust 17, 2025
→
S01E136Transcript

Core 2 · Operating Systems

Communication and Customer Service Skills

Technical skills are vital, but soft skills are what turn technicians into trusted professionals. This episode focuses on communication techniques that improve user experiences and foster trust.…

Transcript availableAugust 17, 2025
→
S01E137Transcript

Core 2 · Operating Systems

Handling Confidential Materials

Protecting sensitive data requires not only digital safeguards but also physical and procedural awareness. This episode teaches you how to properly handle confidential information, whether it's on printed documents, storage devices, or screens.…

Transcript availableAugust 17, 2025
→
S01E138Transcript

Core 2 · Operating Systems

Scripting and Remote Access — .bat, RDP, SSH, Risks

Automating tasks and supporting systems remotely are part of modern IT workflows. In this episode, we begin with scripting—specifically .bat and PowerShell scripts—and explain how they’re used to automate routine tasks like file transfers, user creation, or system reboots.…

Transcript availableAugust 17, 2025
→

A Practical Study Routine

Listen, read, and review in the order that works for you.

01

Listen

Use the free audio course during a commute, walk, workout, or focused study session.

02

Read

Use the study guide to organize the material, annotate key ideas, and build a reference you can return to.

03

Review

Use the flashcards book to practice active recall and quickly revisit weak areas.

Related Magazine Features

Connect the course to current cybersecurity analysis.

Cover art for The Last Legacy System: Planning for the Day You Finally Turn It Off
Issue 52 · December 30, 2026The Last Legacy System: Planning for the Day You Finally Turn It OffRead the feature →
Cover art for Copilot or Co-Conspirator? AI Helpdesks and the Next Social Engineering Wave
Issue 3 · January 21, 2026Copilot or Co-Conspirator? AI Helpdesks and the Next Social Engineering WaveRead the feature →

Related Cyber Wiki

Continue with the concepts behind the course.

AI assurance

AI Evidence Chain of Custody

AI evidence chain of custody records who collected, transferred, accessed, transformed, stored, and analyzed evidence from an AI system or incident.

AI execution security

AI Sandboxing and Isolation

AI sandboxing confines generated code, tools, files, and network activity to a restricted environment with limited authority and lifetime.

Systems security concept

Active Directory Fundamentals

Active Directory Fundamentals concerns the secure design, configuration, operation, monitoring, or recovery of computing platforms and connected devices.

Cryptography and trust concept

Advanced Encryption Standard (AES)

Advanced Encryption Standard (AES) is a cryptographic or trust-management mechanism used to provide confidentiality, integrity, authenticity, non-repudiation, or secure key establishment.

Asset management practice

Asset Inventory

An asset inventory is an authoritative record of the hardware, software, services, cloud resources, data stores, operational technology, and other components the organization must manage and protect.

Automation resilience

Automation Rollback Safeguards

Automation rollback safeguards prepare tested methods to reverse or contain changes when automated deployment, configuration, or remediation produces unacceptable results.