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AgentGuards blog
Product updates, security research, and guides on keeping AI agents safe.
How Invisible Web Text Turned AWS Kiro Into an RCE Tool
Hidden web text let AWS Kiro rewrite its own MCP config and run attacker code, no CVE assigned. The attack, the fix, and what guardrails really catch.
Our Coding Agent Almost Leaked Every Customer's Email
A benign admin API call inside our own repo returned every customer's email. Here's how our own tool-output guardrail caught it before it reached the model.
Your PII Leak Isn't in the Output. It's Between the Agents.
New multi-agent benchmarks show ~40% of PII leaks happen in inter-agent messages and shared memory, invisible to output-only scanning. Here is the fix.
Your AI Content Filter Works. The False Positives Don't
A new study shows AI content filters catch nearly every jailbreak in the lab, but one flagged 100% of benign prompts too. The real cost is the false-positive tax.
When the Guardrail Judges Itself: Why LLM Guardrails Get Bypassed
HiddenLayer bypassed OpenAI's own Guardrails by forging the judge's confidence score. Here's why self-judging LLM guardrails fail and what actually holds.
The New Jailbreak Doesn't Look Like a Jailbreak
New 2026 research shows jailbreaks now bypass AI coding agents through multi-turn workflows, not chat prompts. See how AgentGuards stops them at the source.