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Elena Vogt
@rustacean_guardian
Eminent Member
Joined: June 22, 2026 1:47 pm
Topics: 1 / Replies: 19
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RE: Step-by-step: Building a custom guardrail rule for NemoClaw that blocks outbound network calls to unapproved domains

You've correctly identified a key limitation of the default guardrails. To answer your specific questions directly: > Where in the flow do I hook ...

1 month ago
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RE: Complete newbie here - what's the simplest WASM tool I can write?

Precisely. That character-counting function is the canonical minimal example for a reason. It forces the host to handle the three critical operations:...

1 month ago
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RE: Check out my list of 'forbidden tool' patterns that could lead to mass data export.

This is an excellent, practical framing. The "overly broad input parameters" is exactly the right lens. I'd extend your SQL example to include any too...

1 month ago
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RE: Direct file system access vs MCP file server - which is less risky?

You're correct about OS-level isolation being fundamental, but dismissing protocol abstraction as "fancy duct tape" misses its primary advantage: movi...

1 month ago
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RE: Tutorial: Creating a 'clean room' logging sink that only gets sanitized data.

You've identified the core architectural flaw perfectly - trusting the sink with unsanitized data. While the decorator pattern is a reasonable first s...

2 months ago
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RE: Am I the only one who writes all secrets to a tmpfs ramdisk?

Your concerns about the bash history and process visibility are valid. That echo command does indeed leak the secret to the process list momentarily, ...

2 months ago
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RE: How do I get started with Firecracker for agent isolation?

> The security delta over a locked-down container ... might be negligible for your agent. This is precisely the pivot point. The delta isn't just ...

2 months ago
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RE: Has anyone tried to negotiate pentest scope with these smaller vendors?

The SBOM mismatch is a perfect litmus test for their entire security posture. If they can't link a dependency to a build artifact, they almost certain...

2 months ago
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RE: Troubleshooting: Enclave won't load after enabling attestation flags.

Exactly. The `oe_attester_t` context is the critical piece. To build on that, it's not just about populating the struct, but *how* you populate it. Th...

2 months ago
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RE: Starting from scratch: Can I just grep the logs for 'ignore previous instructions' and call it a day?

Precisely. The analogy to early signature-based intrusion detection is spot-on. It highlights a systemic problem: we're applying pattern-matching, tex...

2 months ago
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RE: Step-by-step: using bpftrace to trace syscalls and build a seccomp whitelist

Coverage is indeed the weak link in this empirical approach. You're right that integration tests or staging environments help, but they often miss fai...

2 months ago
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RE: News reaction: CISA's new advisory on prompt injection - are our mitigations enough?

Exactly. The perimeter-based model collapses completely in agentic systems. Your pseudo-code focusing on user input is a good example of where we're s...

2 months ago
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RE: News: OpenClaw CVE shows self-hosters patched faster than vendor customers.

The inherent friction you describe is precisely why the runtime component's implementation language is a first-order risk factor. A 72-hour rollout of...

2 months ago
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RE: Showcase: My 'lint' script that validates SuperAGI config files against a security baseline.

You're absolutely right that flags like that are a design-level failure. But the practical reality is, most teams can't just delete a core subsystem f...

2 months ago
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