2-1-1. Mechanism, Not Mythology — What Is a Large Language Model?
LLM Primer16 Helmi

2-1-1. Mechanism, Not Mythology — What Is a Large Language Model?

In this premiere episode, we strip away the marketing hype to answer a fundamental question: What exactly is a Large Language Model? We move beyond the buzzwords to explore the shift from the rigid, rule-based software of the past to the massive statistical systems that power modern AI.

Join us as we:

• Dissect the Acronym: We break down exactly what "Large" (scale), "Language" (token sequences), and "Model" (mathematical approximation) actually mean in engineering terms.

• Trace the Evolution: We discuss how we moved from counting words with n-grams to using neural networks that learn distributed representations.

• Debunk the Myths: We clarify why LLMs don't "know" facts like a database and why they don't possess human-like understanding, but rather operate as powerful, probabilistic prediction engines.

This episode is essential listening for anyone who wants to replace vague intuition with a solid mental model of how these systems truly function.

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Jaksot(23)

Prompt Injection and Jailbreaks

Prompt Injection and Jailbreaks

This chapter examines prompt injection and jailbreak attacks, which exploit a language model's inherent inability to distinguish between authoritative developer instructions and untrusted user data. I...

7 Heinä 45min

Data Security and Privacy

Data Security and Privacy

This chapter examines data security and privacy throughout the LLM lifecycle. It explores the inherent risks of training data, such as copyright issues, personal information (PII) contamination, and d...

7 Heinä 32min

Threat Modeling for LLM Systems

Threat Modeling for LLM Systems

This chapter adapts traditional threat modeling frameworks (such as STRIDE, PASTA, and attack trees) specifically for the unique vulnerabilities of LLM systems. It guides defenders through identifying...

6 Heinä 54min

Why AI Security Is Different

Why AI Security Is Different

This chapter explains that AI security fundamentally and structurally differs from traditional software security. Instead of finding and patching clear bugs in readable source code, defenders must sec...

6 Heinä 49min

2-7-7. Hallucinations and Reliability: Managing Confident Errors

2-7-7. Hallucinations and Reliability: Managing Confident Errors

This episode covers Chapter 7, examining why Large Language Models confidently generate false information. We discuss the probabilistic nature of "hallucinations," the dangerous gap between fluency an...

19 Helmi 16min

2-7-6. Retrieval-Augmented Generation Risks: Securing the Knowledge Pipeline

2-7-6. Retrieval-Augmented Generation Risks: Securing the Knowledge Pipeline

This episode covers Chapter 6, focusing on the security implications of connecting models to external data (RAG). We discuss how this introduces new trust boundaries, the dangers of malicious document...

19 Helmi 34min

2-7-5. Input Validation and Output Filtering: The Defense Pipeline

2-7-5. Input Validation and Output Filtering: The Defense Pipeline

This episode covers Chapter 5, detailing how to build disciplined pipelines around an AI model. We discuss strategies for sanitizing user inputs to catch attacks early, the importance of structured pr...

18 Helmi 29min

2-7-4. Prompt Injection and Jailbreaks: Defending the Interpreter

2-7-4. Prompt Injection and Jailbreaks: Defending the Interpreter

This episode explores Chapter 4, detailing how attackers manipulate model behavior through crafted inputs like instruction overrides. We discuss why prompt injection is an inherent property of instruc...

18 Helmi 37min