Bobby Liu.
← Security notebook

Reference note

Basics of AI

A layered guide to AI fundamentals, agents, systems, and governance with general and technical views.

Reading level

Plain-language guide

AI Basics

Core terminology, how machine learning and generative AI relate, and how models train, infer, retrieve context, and produce answers.

Plain-language guide

AI Agents

How a model, its surrounding harness, tools, roles, tasks, and limits work together to complete a goal.

Plain-language guide

AI Systems & Governance

Training stages, context and token cost, MCP connections, configuration, oversight, and security controls around AI systems.