Certified: The CompTIA SecOT+ Audio Course

This episode focuses on serial communications because many critical systems still rely on it, and SecOT+ questions often test whether you understand the operational tradeoffs that come with older but dependable transport methods. You’ll define RS-232 and RS-485 in practical terms, including typical distance, wiring patterns, noise sensitivity, multi-drop behavior, termination, and why grounding an...

This episode teaches the practical vocabulary and mental model needed to interpret I/O points, tags, and runtime indicators without getting lost in vendor-specific naming, which is exactly where exam scenarios often hide their difficulty. You’ll distinguish discrete versus analog I/O, input versus output, and physical versus logical points, then tie those to how controllers represent “current valu...

This episode explains how process variables, set points, and basic control loop behavior shape both safe operations and the kinds of troubleshooting decisions SecOT+ questions like to test. You’ll define PV, SP, error, and output, then connect those concepts to real loop behavior such as steady state, oscillation, overshoot, hunting, and saturation, emphasizing how “normal” looks different dependi...

This episode introduces control logic languages and representations at a level that supports security and troubleshooting decisions without turning you into a controls programmer. You’ll define Ladder Logic as a relay-like representation that maps well to discrete control, Function Block Diagram (FBD) as a modular representation common in process environments, Structured Text as a more code-like a...

This episode focuses on stand-alone OT systems and isolated networks, because “air gapped” is not the same as “safe,” and the exam often tests that nuance. You’ll learn what stand-alone really means in practice, including limited routing, restricted remote access, or operational separation that still allows maintenance paths, removable media, or occasional connectivity. We discuss critical infrast...

This episode teaches the differences among major ICS system types so you can correctly reason about architecture, responsibility, and risk when the exam presents a mixed environment. You’ll define DCS and SCADA by control scope and communications patterns, then connect each to typical industries and operational priorities, which often influence availability and safety decisions. We explain Safety...

This episode explains the workstation and data-system ecosystem around control devices, because many OT compromises and misconfigurations originate in these “supporting” systems. You’ll differentiate engineering workstations from operator workstations by purpose, privilege, toolsets, and change authority, and you’ll learn why engineering endpoints often require tighter controls even when they look...

 This episode builds a clean mental map of common OT device roles so you can identify what a device does, what it trusts, and what happens when it fails or is manipulated. You’ll define sensors and measurement as the “eyes and ears” of a process, actuators as the physical “hands,” and controllers as the decision layer that applies logic to drive outputs safely. We compare PLCs and RTUs in terms of...

This episode clarifies how OT differs from IT in goals, risks, and acceptable change, which is a frequent source of trickiness in security decision questions. You’ll define the purpose of OT as safe, reliable control of physical processes, then contrast that with IT priorities like confidentiality, rapid patching, and broad connectivity, so you can explain why the “obvious IT fix” is often wrong i...

This episode explains how a Job Safety Analysis (JSA) functions as a pre-task risk assessment that is tightly aligned with OT realities, where conditions can change quickly and assumptions can get people hurt. You’ll learn the standard flow of breaking work into steps, identifying hazards per step, selecting controls, and confirming roles so everyone understands what “safe” looks like before tools...

This episode focuses on jobsite safety as a foundational OT security competency, because unsafe work can turn a minor cyber issue into an injury, outage, or environmental incident. You’ll define common OT hazards such as electrical energy, stored mechanical energy, pressure, heat, chemicals, and moving equipment, and you’ll connect those hazards to the controls you’re expected to recognize on the...

This episode teaches a practical, repeatable study plan designed for learners who need consistency more than marathon sessions, with an emphasis on speaking concepts out loud to expose gaps fast. You’ll learn how to break the SecOT+ scope into weekly loops that mix vocabulary, systems understanding, and applied decision-making, while still leaving room for review and recall drills. We introduce an...

This episode explains how to read the SecOT+ SOT-001 exam blueprint as a set of measurable outcomes, so you can study what the exam tests instead of what feels familiar. You’ll learn how domains, objectives, and task statements translate into question styles such as scenario-based items, “best answer” judgment calls, and vocabulary precision checks. We clarify what scoring language usually implies...

Security alerts don’t wait for you to feel ready. If you want to work in security operations—or level up in the SOC—this is your audio-first path. Certified: The CompTIA Sec O T Certification Audio Course is built for people who need clear explanations, practical thinking, and real workflow context without getting buried in jargon. You’ll learn how detection turns into action: how to triage alerts...