Failure Briefs

Postmortem-style analysis of AI system failures, fragility, and production risk.

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Agent Security Needs Owners, Not More Threat Lists

Agent Security Needs Owners, Not More Threat Lists

Security and Privacy in Agentic AI landed on arXiv on 7 July 2026 with a useful warning: agentic risk is now too operational for taxonomy work alone...

4 min read
Agent Data Injection Needs Trust Boundaries, Not Prompt Filters

Agent Data Injection Needs Trust Boundaries, Not Prompt Filters

Agent Data Injection argues that attackers can disguise malicious payloads as data the agent treats as trusted metadata, tool output, resource...

4 min read
Agent Browsers Need Traffic Policy, Not Bot Blocks

Agent Browsers Need Traffic Policy, Not Bot Blocks

Agentic browser traffic is no longer a rounding error in website operations. HUMAN Security's 2026 benchmark report says traffic from AI agents and...

5 min read
Agent Marketplaces Need Abuse Screens, Not Escrow

Agent Marketplaces Need Abuse Screens, Not Escrow

Agent marketplaces are no longer only payment demos; they are becoming tool surfaces where software can hire people. A February 2026 empirical study of...

4 min read
Agent Memory Needs Quarantine, Not Recall

Agent Memory Needs Quarantine, Not Recall

Persistent memory is moving from chat convenience into personal-agent infrastructure. The failure mode is not just forgetting. It is remembering the wrong...

4 min read
Agent Sandboxes Need Egress Budgets, Not Trust Prompts

Agent Sandboxes Need Egress Budgets, Not Trust Prompts

The live risk in agent security is shifting from "will the model say something unsafe?" to "what can the harness actually touch after the model decides?"...

5 min read
RAG Cost Attacks Turn Retrieval Into a Budget Risk

RAG Cost Attacks Turn Retrieval Into a Budget Risk

A June 2026 paper on retrieval-augmented inference cost attacks reports a failure mode that many RAG teams are not testing: poisoned external documents...

4 min read
Agent Accountability Breaks When the Audit Trail Is Just a Trace

Agent Accountability Breaks When the Audit Trail Is Just a Trace

The EU AI Act's Article 12 now says high-risk AI systems must automatically record events across the system lifetime. Microsoft, in parallel, is migrating...

10 min read
The Accountability Gap When AI Agents Act

The Accountability Gap When AI Agents Act

When an AI agent causes harm, who pays? Current law can't answer that clearly.

4 min read
AI Agents in Legal: What Works, What Fails, and What the Sanctions Data Actually Shows

AI Agents in Legal: What Works, What Fails, and What the Sanctions Data Actually Shows

In June 2023, attorneys Steven Schwartz and Peter LoDuca submitted a brief in a federal case citing six cases that did not exist. ChatGPT had invented them. When the opposing party asked for copies, the attorneys submitted fabricated pages. A judge sanctioned them $5,000 and required them to pers...

9 min read
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