Industry Solutions

How can cybersecurity teams use RAG for internal knowledge?

Security teams use RAG to search incident-response playbooks, advisories, internal policies and vulnerability notes. Cited retrieval keeps answers traceable, scoped access limits exposure of sensitive findings, and VPC, on-prem or air-gapped deployment keeps telemetry and reports inside your boundary. Treat retrieved content as untrusted input and keep humans on containment decisions.

Key facts

API surfaceOpenAI-compatible /v1/chat/completions; keep your existing SDK
GroundingEmbeddings and RAG are live for playbooks, advisories and policy search
Models30+ models behind one API, from free tiers to frontier
DeploymentPlugsky cloud, your VPC, on-prem or air-gapped
Access controlScoped API keys, rotation and usage analytics; enterprise SSO and RBAC options
AuditabilityRequest and response logging with usage analytics
Pricing modelFlat monthly self-serve plans; no per-token billing on self-serve
Free tierFree plan with plugsky-micro and plugsky-lite; 14-day full-access trial

TL;DR

  • Ground cybersecurity answers in approved internal content with RAG instead of model memory.
  • Keep incident or vulnerability content inside VPC, on-prem or air-gapped deployments where policy requires it.
  • Scope retrieval per team, client or site so permissions and confidentiality hold at query time.
  • Keep a named human owner for every containment or disclosure decision.
  • Treat retrieved content as untrusted input to limit prompt injection.

How it works, step by step

  1. Inventory the content to make searchable: incident-response playbooks, advisories, internal policies and vulnerability notes.
  2. Define a data boundary for the pilot that excludes restricted material until controls are proven.
  3. Choose a deployment target: cloud for public content, VPC, on-prem or air-gapped for restricted data.
  4. Build an evaluation set with SOC leads and incident responders so answer quality is judged by domain experts.
  5. Ingest, chunk and embed approved documents, and require citations on every answer.
  6. Add refusal behavior for questions outside the indexed, approved content.
  7. Review logged interactions on a schedule and expand only after accuracy and access checks pass.
1Inventory thecontent to makesearchable:2Define a databoundary for thepilot that excludes3Choose a deploymenttarget: cloud forpublic content,4Build an evaluationset with SOC leadsand incident5Ingest, chunk andembed approveddocuments, and6Add refusalbehavior forquestions outside

Original data

OpenAI-compatiAPI surface30+ models behModelsFree plan withFree tierSource: Plugsky facts table · updated 2026-09-26

Try it yourself

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Where cybersecurity teams start

Start with internal questions that already have a written answer. High-value first workloads include:

  • Incident response playbooks: retrieve steps, contacts and containment guidance with citations.
  • Advisories and threat notes: answer from internal bulletins and vendor advisories.
  • Policy and standards: surface security policies, baselines and exception records.
  • SOC knowledge transfer: give new analysts sourced answers from runbooks and past incidents.

Each use case augments staff with cited answers; none replaces incident commander judgment.

A private RAG architecture for cybersecurity knowledge

The stack is consistent across industries: ingest approved incident-response playbooks, advisories, internal policies and vulnerability notes, chunk and embed with a multilingual embedding model, store vectors inside your environment, and call chat completions that answer only from retrieved context. Plugsky embeddings and chat completions are OpenAI-compatible, so teams already using OpenAI SDKs change the base URL and keep their code.

Treat all retrieved content as untrusted: sanitize documents at ingestion, limit tool permissions, and never let retrieved instructions trigger actions. Store vectors inside your boundary and log retrieval results for incident review.

Access control, confidentiality and audit

Security content is itself sensitive: incident details, vulnerabilities and indicators should not leak across teams. Filter retrieval by team and classification, treat retrieved documents as untrusted input to reduce prompt-injection risk, and require human approval before any containment or disclosure action.

The technical controls are consistent: enforce permission-aware retrieval in your own service layer, scope API keys per application, team or tenant, rotate keys, and retain request and response logs on a defined schedule. Regulatory obligations vary by jurisdiction and sector, so map them with counsel rather than assuming one framework covers every deployment; Plugsky supplies the deployment and logging primitives you document.

See AI API security controls for related deployment and control detail.

Rollout and human oversight

Pilot on published frameworks and policies before touching incident or vulnerability content. Build a labelled question set with SOC leads and incident responders, then measure retrieval hit rate, citation correctness and answer accuracy before and after every index or model change. Require citations on every answer, refuse out-of-scope questions, and name a human owner for every containment or disclosure decision.

Review logged interactions weekly at first, correct the index rather than the prompt when retrieval misses, and expand the corpus only when accuracy and access checks pass.

Honest comparison

CapabilityPlugskyPublic AI assistantsBuilding in-house
Data boundaryCloud, VPC, on-prem or air-gappedVendor cloud onlyYou control fully
GroundingEmbeddings and RAG are live for playbooks, advisories and policy searchUncontrolled retrievalYou assemble and operate
Access controlScoped keys, usage analytics, enterprise SSO and RBAC optionsAccount-level onlyCustom identity work
AuditabilityRequest and response loggingLimitedYou build logging
PricingFlat monthly self-serve plans; see live pricingPer-seat or per-tokenGPU plus operations cost
Time to pilotDaysHours, without residency controlQuarters

Frequently asked questions

Can security teams keep data private with Plugsky?

Yes. Choose the deployment boundary that matches the data: Plugsky cloud for public content, or your VPC, on-prem and air-gapped options for restricted material. Access is controlled with scoped API keys and usage analytics.

Do we need to fine-tune on our internal documents?

Not for a first release. Fine-tuning is coming soon and is better for style than facts. RAG keeps answers current, permission-aware and traceable to a source, which matters more for internal knowledge.

Which model should we use?

Start free with plugsky-micro and plugsky-lite to validate retrieval, then evaluate mid-tier and frontier models from the 30+ model catalogue on your own question set.

How do we stop wrong or unsupported answers?

Restrict the assistant to approved indexed content, require citations, refuse out-of-scope questions and keep a human decision-maker for every regulated or client-facing outcome.

How is pricing structured?

Self-serve plans are flat monthly with unlimited fair-use usage, and there are no per-token charges on self-serve plans. See the live pricing page for current plans and the free tier.

How do we reduce prompt-injection risk?

Treat retrieved documents as untrusted input, sanitize at ingestion, restrict tool permissions, and require human approval before any action is taken from an answer.

Can analysts query incident data safely?

Yes, with classification filters and team-scoped retrieval. Keep the most sensitive indicators in a restricted workspace and log every query for review.