Defending AI Agents Against Prompt Injection

1Key Takeaways

• Originally published on AI Tech Connect .
• The threat in one paragraph Prompt injection is the trick of slipping instructions into the text an AI model reads, so the model follows the attacker instead of you.
• It is the number-one entry on the OWASP Top 10 for LLM Applications, and in 2026 it remains the most-cited risk for anyone shipping language models.
• The reason it has become urgent rather than academic is that we stopped building chatbots and started building agents.