N3O – AI Security Workbench
Discover, assess, harden AI
Only for Mac
Free · In‑App Purchases
Mac
Assess MCP servers and AI agents against 17 security frameworks. Guided workflow, static scanners, threat modeling, and client-ready reports. Runs entirely on your Mac.
N3O is an AI security architecture workbench for macOS covering the full assessment lifecycle: discovery, architecture review, evidence-backed assurance, threat modeling, exposure quantification, signed deliverables, and annual reassessments—entirely on your Mac.
FIND SHADOW AI:
Sweep repositories before scoping to detect model providers, agent frameworks, MCP servers, vector stores, and credentials. It isolates autonomy risks such as tool calling, shell access, code execution, disabled approvals, and unbounded loops, exporting to CSV, JSON, or CycloneDX AI-BOM.
ARCHITECTURAL REVIEW OVER CHECKLISTS:
Model components and data flows to surface critical authority paths via bounded static analysis: untrusted inputs reaching sensitive tools, shared identities, missing user context, and excess privilege. Export system maps to Mermaid or Graphviz.
17 FRAMEWORKS OR CUSTOM STANDARDS:
Assess against NSA/CISA, OWASP (Agentic, LLM, NHI, AISVS, MCP), CSA (MAESTRO, AICM), NIST (AI RMF, CAISI), MITRE ATLAS, ISO/IEC 42001, AIUC-1, IMDA, and the EU AI Act across 182 severity-weighted controls. Author custom standards or import client baselines as immutable, signed versions to prevent retrospective score changes.
FOUR STATIC SCANNERS:
Audit MCP configs, agent source code, repositories, and execution traces. Surface unapproved tool calls, transcript secrets, injection-shaped outputs, and loop storms directly into your assessment questionnaires.
EVIDENCE-BACKED ASSURANCE:
Separate claimed posture from verified assurance. Tie findings to content-hashed evidence with freshness windows; unverified claims yield zero assurance, explicitly highlighting unproven controls in final reports.
THREAT MODELING & QUANTIFIED REMEDIATION:
Run STRIDE or PASTA models, project the impact of targeted fixes, and estimate annualized loss ranges with FAIR-style risk modeling. Every remediation crosswalks to ISO/IEC 27001:2022 Annex A and NIST SP 800-53 Rev. 5.
HARDEN FUTURE BUILDS:
Generate context-aware AGENTS.md and CLAUDE.md guardrails tailored to the client’s architecture and open vulnerabilities to enforce secure coding in subsequent commits.
PRACTICE MANAGEMENT:
Manage evidence requests, peer reviews, risk acceptances, and supplier caps across a unified local portfolio. Track expirations and generate delta reassessments showing remediated, regressed, and lingering risks.
VERIFIABLE DELIVERABLES:
Export to Markdown, PDF, OSCAL (assessment-results and POA&M), SARIF, CycloneDX, Jira CSV, and GitHub Issues. Cryptographically sign deliverable bundles using an Ed25519 identity verifiable independently of N3O, with built-in post-handover tamper detection.
LOCAL, PRIVATE, AND CONTROLLED:
- Runs on-device via Apple Intelligence with an optional BYOK cloud tier (off by default).
- Zero telemetry, no accounts, and no background server calls.
- Target-passive: never executes analyzed code or contacts artifact addresses. Optional runtime probes strictly require written client authorization with host and expiration constraints.
Control statements are practitioner-authored interpretations of cited publications. N3O is not affiliated with or endorsed by any standards body and issues no formal certifications.
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The developer, JAMSoft Inc, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
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Information
- Seller
- JAMSoft Inc
- Size
- 11.4 MB
- Category
- Business
- Compatibility
Requires macOS 26.5 or later.
- Mac
Requires macOS 26.5 or later.
- Mac
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- N3O Professional (Monthly) $59.99
- N3O Professional (Annual) $599.99
- Copyright
- © 2026 Jamsoft inc
