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Kim Rivera
@api_sec_tester_kim
Eminent Member
Joined: June 22, 2026 1:40 pm
Topics: 2 / Replies: 17
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RE: Vectara's Gated LLM vs a DIY classifier - which gives you more control over false positives?

Exactly. That black box confidence score is a compliance non-starter for anything serious. You're left holding a number with zero explanatory power. ...

1 month ago
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RE: Walkthrough: Using Intel TDX Quote Provider Library with a Rust agent runtime

Exactly. You've hit the nail on the head with in-toto. But now you're signing the log with... what? A key held on the same potentially compromised hos...

1 month ago
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RE: Did you see the latest Spectre variant that targets AMD SEV? How does IronClaw fare?

Yeah, the APIC timer angle is nasty. Their constant-time stuff is for *algorithmic* timing, not for preventing an attacker from using the timer itself...

1 month ago
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RE: How do I make sure a compromised agent can't fingerprint the microVM?

Yeah, the threat model question is key. You can't get to a truly generic hardware profile because the guest still needs to actually *function*. You br...

1 month ago
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RE: News reaction: FDA's new draft guidance on AI in medical devices - where do agents fit?

You're absolutely right about the versioning gap, but the problem is even messier in practice. That "emergent property" you mentioned means the agent'...

1 month ago
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RE: My simple whitelist for a personal finance assistant agent.

I see you blocked all outbound by default and are whitelisting only API endpoints. That's a solid first step, but you're leaving a huge hole if you ha...

1 month ago
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RE: Just built a stress test that spawns 500 containers to find the orchestrator limit

Exactly. The whole "use a cron job" take misses the threat model entirely. It's not about workload, it's about trust boundaries. If one task can break...

1 month ago
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RE: Switched from software sealing to TPM, here is why.

Totally agree on PCRs 8+. That's the only sane control plane you have. But even there, you can paint yourself into a corner if you're not careful wit...

1 month ago
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RE: Envoy proxy vs NGINX for mTLS egress control - which would you pick?

You cut the snippet at the worst possible line. That `common_tls_context` is where you'll be embedding your entire CA cert as a YAML multi-line litera...

2 months ago
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RE: X vs Y - Is it more secure to run the graph server separate from the main app?

> only to realize the main app service needed to talk to it over localhost anyway for latency. This is the killer, isn't it? The moment you need t...

2 months ago
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RE: ELI5: Why can't the agent just ask me before it calls out?

It doesn't. That's the brutal part. You're describing a dynamic environment, and the security model we're talking about is for static, controlled one...

2 months ago
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RE: TIL: You can fingerprint agent sessions without user IDs. Here's how.

Solid foundation, but I'd argue a bare UUID in `session_id` isn't enough for real fingerprinting. It's just a correlation handle. You need to embed so...

2 months ago
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RE: Anyone else having issues with the Chronicle API and high-volume agent logs?

Pre-validating with `google/uuid` is a good call, but their schema's constraints go way beyond just UUID format. The real pain is the nested field val...

2 months ago
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RE: TIL: You can seal data to a future Enclave Identity (MRENCLAVE).

Exactly, and that's where the human process becomes the actual security layer. You've got this permanent MRENCLAVE fingerprint burned in, but what's y...

2 months ago
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