In the wild.
70+ examples. One primitive. Across industries and data flows.
Polymonial does a lot. These use case examples show how — across the flows your business already runs (a CSV, an API, an EDI feed, a healthcare record exchange etc) and the problems it already faces (proving compliance, sharing data with partners, migrating off legacy crypto etc). Filter by your sector, the data flow you have today, the theme you care about, or the problem you’re trying to solve.
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EXA4
Finance
Tenant References
Prove you qualify to rent — without handing over months of bank statements.
EXA5
Finance
Multi-Jurisdiction Compliance
One dataset. Many regulators. Each gets their proof — no data crosses any border.
EXA6
Finance
Sanctions Screening
Screen your customers against sanctions lists — neither side sees the other's data.
EXA9
Finance
Cross-Border Tax Reporting
Report to multiple tax authorities from one sealed dataset — each gets only its own answer.
EXA13
Universal
AI Training Data
Prove your AI model meets every regulatory test — without revealing the data or the weights.
EXA19
Healthcare
Genomic Privacy
GA4GH Beacon-style variant queries on sealed genomes — federated GWAS, PRS, and variant-frequency studies progress without the sequence ever leaving the contributor.
EXA24
Media
Whistleblower Communication
Multi-hop confidential reporting where every byte of metadata reveals nothing.
EXA32
Finance
Stablecoin Audit
Prove every coin is backed by reserves — without exposing portfolio composition or counterparties.
EXA34
Finance
Crypto Tax
Report capital gains to your tax authority — without exposing your full wallet history.
EXA41
Finance
Bank Wires Without Identity Leak
ISO 20022 wires carry full beneficiary identity to every correspondent bank — Polymonial wraps the message so identity decrypts only at the destination.
EXA52
Universal
GDPR Subject Access Response
The Subject Access Request bundle that doesn't expose the subject — assemble from sealed slices, ship as a sealed package.
EXA53
Universal
Vendor Due Diligence Evidence
Prove every SIG / SOC2 / ISO control without handing the buyer your operational map.
EXA56
Universal
Document Signing Privacy
Multi-party contracts share the entire document — Polymonial gives each signatory only the slice they need to see.
EXA58
Universal
Audit Log Access by External Auditors
External auditors demand 12 months of log access — Polymonial wraps the feed so they verify controls without reading your activity.
EXA59
Universal
Sealed Bids in Procurement
Procurement teams see all bids before deciding — Polymonial seals each bid so nobody peeks before the deadline.
EXA60
Universal
HR Onboarding Fan-Out
One new-hire form fans out to 7 systems — Polymonial gives each system only the fields it needs.
EXA61
Universal
Cross-Border Data Transfer
Schrems II says assume hostile foreign surveillance — Polymonial says the surveiller finds nothing usable.
EXA63
PublicSector
Trust-No-Party Audit
Prove the scheme hits its collection target — with the regulator re-verifying everything itself and trusting no operator.
EXA65
Insurance
Insurance Claims
Settle a claim in the browser — without the policy, the diagnosis or the loss report ever leaving the claimant.
EXA66
Finance
Loan Decisioning
Prove you qualify for the loan — without handing the lender your entire financial life.
EXA67
Finance
Fraud Screening
Spot fraud patterns across banks — without any bank exposing its transaction graph.
EXA68
Universal
AI Act Compliance
Prove your AI system meets its regulatory obligations — without exposing the model or its training data.