Data Masking

Protect sensitive data.
Without losing utility.

Your sensitive data is everywhere — in federated sources, AI agent pipelines, and analytics dashboards. Data Masking enforces privacy policies at the federation layer — every consumer sees only what governance authorises.

Policy-drivenAt federation layerDynamic by roleMultiple techniquesAuditable evidence
Masking Policy — customer_profiles
Production · Full Access
Full name · Full PAN · All fields
Authorised
CredXplain Agent
Partial PAN · Masked account · Score visible
Partial
Analytics User
Band only · No name · No identifier
Anonymised
Audit Masking Log
Every masking event logged · Exportable
Recording

Why this matters.
Right now.

Without governed data masking, these problems compound silently with every new data source and AI deployment.

Masking sprawl creates inconsistency.

Multiple masking configurations across environments — production, test, analytics — maintained separately. Policies drift. Exceptions accumulate.

AI pipelines are a blind spot.

Agents access sensitive data at volume and velocity traditional masking was never designed for — creating exposure that human-centric policies miss.

Evidence burden is the real challenge.

Regulators require proof — not assurance — that masking is applied consistently, with documented policies and full audit trails, across every consumer.

From input to
governed output.

1

Classify

Sensitive fields identified — PII, PHI, financial identifiers — across all federated sources

2

Author

Masking rules authored by governance teams — technique, scope, consumer, conditions

3

Enforce

Masking applied at federation layer before data reaches any consumer

4

Adapt

Dynamic masking by consumer role, context, and consent status — same dataset, different views

5

Audit

Every masking event logged immutably — regulator-ready evidence without additional documentation

What Data Masking
delivers.

🔐

Policy-driven masking.

Masking rules authored by governance teams — not configured per system. One policy, enforced consistently across all consumers.

Enforced at federation layer.

Masking applied before data reaches any consumer — human user, AI agent, or application. No post-delivery masking gaps.

🔧

Multiple masking techniques.

Partial redaction, full anonymisation, tokenisation, and format-preserving encryption — appropriate technique for each consumer and context.

📋

Every masking event logged.

Immutable audit trail of every masking application — which rule, which consumer, which fields, when. Regulators can see proof, not just assurance.

See Data Masking
in action.

See how Data Masking works within the Tantor governed intelligence platform.