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.
Don’t see your problem here? Contact us and we’ll see how we can help, or join the waitlist!
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.
EXA9
Finance
Cross-Border Tax Reporting
Report to multiple tax authorities from one sealed dataset — each gets only its own answer.
EXA11
Healthcare
Clinical Trials & Personalised Medicine
Combine trial results across hospitals worldwide — without a single patient record crossing a border.
EXA15
PublicSector
Sovereign Training Data Provenance
Prove your sovereign model was trained on cleared, in-country data — without revealing the corpus.
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.
EXA38
Universal
Sealed File Drops
SFTP CSV file drops still leak plaintext PII daily — Polymonial seals them at the row level so the recipient queries instead of reads.
EXA50
Universal
Email Attachment Sealing
The biggest data leak in your organisation isn't a hacker — it's that email you sent yesterday with the customer spreadsheet attached.
EXA51
Universal
Internal Report Distribution
One Monday-morning exec report ships to ten inboxes today — Polymonial gives each exec their own view from the same sealed file.
EXA53
Universal
Vendor Due Diligence Evidence
Prove every SIG / SOC2 / ISO control without handing the buyer your operational map.
EXA54
Finance
Third-Party Data Feed Queries
Pay for the market-data, credit-reference, or weather feed without giving the vendor a free intelligence feed on your strategy.
EXA56
Universal
Document Signing Privacy
Multi-party contracts share the entire document — Polymonial gives each signatory only the slice they need to see.
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.
EXA67
Finance
Fraud Screening
Spot fraud patterns across banks — without any bank exposing its transaction graph.
EXA70
Healthcare
Confidential Diagnostics
Run the diagnostic model in the browser — the patient scan never leaves the device.