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Stop AI Agent Memory Poisoning at the Write Path

This story is from 2026-09-16. It is preserved in the archive; the latest stories are on the live feed.

Memory poisoning is the attack a prompt injection leaves behind: one malicious message that your AI agent stores as a fact and then acts on across every future session. This post shows how to stop it at the write path, screen memories before they are stored, with two gates (fast regex rules and an…

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  1. 2026-09-16 00:16 · DEV Community — AI
    Stop AI Agent Memory Poisoning at the Write Path

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