pipelab-org / pipelock
Open-source AI agent firewall for MCP security and agent egress. Scans mediated HTTP, MCP, A2A, and WebSocket traffic for exfiltration, SSRF, and prompt injection, and emits mediator-signed action receipts: verifiable audit evidence from outside the agent.
Why this job: topics: agent-security, security-tools, security, ai-security, llm-security, prompt-injection, prompt injection


What it does
- Ordered URL scanner pipeline. URL length and parsing checks, scheme validation, CRLF and path-traversal detection, allowlist and blocklist policy, immutable literal-IP SSRF and core-DLP floors, configured DLP, path, query and subdomain entr
- DLP. 65 built-in patterns for API keys, tokens, credentials, cryptocurrency keys, environment secrets, and financial identifiers with checksum validation. BIP-39 seed phrase detection uses dictionary lookup, sliding windows, and SHA-256 che
- Response scanning. 34 built-in prompt-injection and state/control poisoning patterns, plus 6-pass normalization for zero-width characters, homoglyphs, leetspeak, optional whitespace, vowel folding, base64, and hex. Actions are block, strip,
- Wording policy. prompt_injection_detection controls supported regex wording checks separately from DLP and independent security controls. Omitted configuration retains existing behavior; off and warn-only reduce coverage as described in the
- Large JSON responses. forward HTTP, intercepted HTTPS and reverse proxy paths can inspect oversized complete JSON within bounded memory budgets. This is explicitly partial field and adjacent-pair inspection, with its limits recorded in evid
Get started
No single install command. Read the steps in the README (opens in new tab)
- Maintenance
- Active
- Last commit today
- Stars
- 987
- +8 this week
- Licence
- Apache-2.0
- Allows business use
- Downloads for
- 3 systems
- Mac, Windows, Linux
- Latest version
- v3.7.1
- Released 18 days ago
- Built with
- Go
- 92% of the code
Is it looked after?
- Contributors
- 2
- Last 90 days
- Issues
- 96% closed
- 3 still open
- Pull requests
- 2,009 merged
- 5 waiting
- Releases
- 52
- 30+ in the last year
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More: download files, languages, topics and project record
Download files, v3.7.1
- Mac4 files, 50 downloads
- Windows4 files, 52 downloads
- Linux10 files, 1,214 downloads
Languages
- Go 92%
- Python 4%
- Rust 2%
- TypeScript 2%
Topics
- ai-agents
- ai-security
- dlp
- golang
- llm-security
- security
- ssrf-protection
- egress-proxy
- integrity-monitoring
- mcp
- github-action
- security-scanning
Project record
- JobAI security
- StatusListed
- Commits2,072
- Forks113
- Watching5
- Stars in 28 days+67
- CreatedFeb 8, 2026
- First seen by usNov 7, 2026
- CheckedNov 9, 2026
