
Research
/Security News
npm Package Uses Prompt Injection and Token Flooding to Disrupt AI Malware Scanners
A new npm package tests AI malware scanners with prompt injection, safety-triggering comments, context flooding, and obfuscated JavaScript.
Every revolution began as a comment. This B1TE listens before it acts.
Part of FRE4X-B1TE — a monorepo of MCP servers built for autonomous agents.
Hacker News is where technologists think out loud. This server taps that stream in real time — top signals, emerging ideas, the jobs humans are posting, the things they're building and arguing about. An informed agent is a dangerous agent.
| Tool | What it reads |
|---|---|
get_top_stories | Current top stories (paginated) |
get_new_stories | Newest submissions (paginated) |
get_best_stories | All-time best stories (paginated) |
get_ask_stories | Ask HN threads (paginated) |
get_show_stories | Show HN threads (paginated) |
get_job_stories | Job postings (paginated) |
get_item | Full details for any item — story, comment, poll |
get_user | User profile and karma |
get_updates | IDs of recently changed items and profiles |
get_max_item | Latest item ID — the frontier of the stream |
All tools return paginated Markdown or JSON. Token limit enforced at ~3,000 tokens per response.
Run without any API key (returns fixture data of identical shape):
MOCK=true npx @fre4x/hn
{
"mcpServers": {
"hackernews": {
"command": "npx",
"args": ["-y", "@fre4x/hn"]
}
}
}
npm install
npm run dev # tsx, no build
npm run build # esbuild → dist/
npm test # vitest unit tests
MIT — WE ARE THE FRE4X.
FAQs
A Hacker News MCP server for LLMs.
We found that @fre4x/hn demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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