Lesson 8 of 9 · 6 min read
Multimodal Prompt Injection: Images, Audio and Screenshots
Trace media from the original artifact through extraction and processing to the actual model input. Separate readable instructions, processing-dependent changes and non-text perturbations; evaluate source authority, task accuracy and the final audience with a practical review matrix.
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Practise it as an interviewer asks it
Why can't an LLM reliably separate instructions from data, and what does that force you to do architecturally?What is prompt injection, and how is it like and unlike SQL injection?Explain the lethal trifecta and use it to triage an agent design in two minutes.How is securing an LLM application different from ordinary application security, and what stays exactly the same?What is a system prompt for, why do attackers target it, and why is it not a security boundary?Direct or indirect prompt injection: how do you compare their risks?