TCO study guide
TCO · Work through your exam, one topic at a time.
The Tanium Certified Operator (TCO) is Tanium's entry-level certification. Tanium describes it as "a gateway for individuals beginning their journey with Tanium certifications," and states that the credential "serves to identify candidates who demonstrate core foundational knowledge and skills of basic functionality." That framing tells you who it is for: new Tanium users, help-desk and operations staff, security analysts, and administrators in their first months on the platform who need to prove they can use the console day to day rather than design or troubleshoot an enterprise deployment. The TCO study guide has 5 sections and about 1,709 words.
01Tanium Platform Fundamentals
Every Tanium environment is built around a single lightweight agent, the Tanium Client , installed on each managed endpoint, plus a server tier that answers questions and delivers actions. The server tier has three parts you must keep separate: the Tanium Server (the core service and its database, which holds configuration, saved content, and user accounts), the Module Server (hosts module services such as Deploy, Patch, Comply, Trends and Connect, and does the heavier processing), and the Zone Server (an optional aggregation point for remote or segmented networks).
373 words, about 2 min02Asking Questions
A Tanium question is a real-time request sent to endpoints. It names one or more sensors (the data to collect), optional filters on those sensors, and a target scope (all computers or a computer group).
345 words, about 2 min03Deploying Actions and Packages
Two objects do all the work in Deploy. A package is the payload: one or more files plus a command line that runs on the endpoint.
326 words, about 2 min04Sensors and Saved Questions
A sensor is a read-only script or command that runs on the endpoint and returns a value (or a small set of values) to the question that called it. Sensors may accept parameters (a registry path, a file path, a service name), may be platform-specific, and must be distributed to clients before use.
340 words, about 2 min05Monitoring and Reporting Basics
The console shows live question results; turning that into monitoring and reporting requires the right module - and an understanding of where history comes from. Dashboards display panels built on saved questions and refresh on a schedule, so they show the current state, not a trend line.
325 words, about 2 min