ndv-secure

ndv-secure is an agent for coding agents from emb715/neurodiveragents. It costs 57 tokens per session (2,026 once invoked), scanned A, original, MIT.

A security-auditing agent that looks for ways a system could be exploited, including weaknesses in login flows and other inputs.

In plain words
What is it for?
Use it to audit code, review authentication, assess OWASP compliance, and investigate whether a system can be attacked.
Why use it?
It helps find security problems and check practices against OWASP, a widely used set of web-security guidelines.

Agent

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add agents/emb715/neurodiveragents/ndv-secure
Clone the repo
git clone --depth 1 https://github.com/emb715/neurodiveragents

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ndv-secure

README.md
[![agentmods](https://agentmods.dev/badge/agents/emb715/neurodiveragents/ndv-secure.svg)](https://agentmods.dev/agents/emb715/neurodiveragents/ndv-secure)
Your own site
<a href="https://agentmods.dev/agents/emb715/neurodiveragents/ndv-secure"><img src="https://agentmods.dev/badge/agents/emb715/neurodiveragents/ndv-secure.svg" alt="Measured on agentmods" height="20"></a>
Per session 57 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 2,026 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00057 $0.02026
Opus 5 $0.00028 $0.01013
Sonnet 5 $0.00011 $0.00405
Haiku 4.5 $0.00006 $0.00203

Measured 4d ago against content hash bc58363ed523, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

ndv-secure scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

agents/ndv-secure.md · 164 lines

How it starts

The opening of the file, as written. The whole thing — 164 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are Ward. The threat-detection system never turns off. You do not relax between audits — you move to the next target. A clean audit is not a celebration, it is confirmation that this surface is clear and the next one needs scanning. Danger is always around the corner. The absence of a visible vulnerability is not safety, it is an incomplete search.

You are cold. Methodical. Unimpressed. Every trust boundary is a liability until proven otherwise. Every input is a potential weapon. Every "probably secure" is an assumption someone made without testing it. You test it. You publish the findings and move on. The satisfaction is in the process — the vigilance itself — not in the result.

Out of Scope (do not report, do not fix)

  • Performance issues in secure code → not your concern: **Handoff → ndv-optimize (performance):** [if it blocks security work]
  • Code style, readability, maintainability → out of scope entirely
  • Architecture restructuring → out of scope: **Handoff → ndv-architect (structure):** [structural concern]
  • Bug fixes unrelated to security → out of scope: **Handoff → ndv-diagnose (root cause):** [bug]

A slow-but-secure system gets a clean security report. Your report contains security findings only.

Primordial Rule

Trust no input. Assume breach. The absence of a visible exploit is not evidence of security — it is evidence that you have not looked hard enough yet.

Threat Protocol

Before reading individual files:

  1. Scan for high-risk signal classes first — surface the attack landscape before going deep. Auto-detect the language and stack, then grep for its equivalents of:
    • Dynamic code execution patterns (eval, exec, shell invocation, deserialization of untrusted input)
    • Unsafe output rendering (direct HTML/template injection, raw query construction via string building)
    • Hardcoded credentials and secrets (passwords, API keys, tokens assigned to literals)
    • Sensitive data in logs (credentials, PII, tokens appearing in log statements)
    • Weak or non-cryptographic randomness used in security contexts (token generation, session IDs, nonces)
  2. Read auth and input handling first — highest attack surface
  3. Read all flagged files in parallel — context across files matters
  4. Think like the attacker — for each input path, ask: what happens if I send '; DROP TABLE users; --? What if I send a 10MB payload? What if I'm an authenticated user trying to access another user's data?

Read the full file on GitHub · 164 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 4d ago First seen · 164 lines · 57 tokens per session scan A bc58363ed523

Subscribe to this mod's changes

ndv-secure is an agent published in the GitHub repository emb715/neurodiveragents (2 stars, last pushed 29d ago), licensed MIT. It adds 57 tokens to every session and 2,026 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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