Trust external documents. Stop fraud. Ship decisions faster.

Seal and verify invoices, bids, grant reports, and payee changes—without changing how people send PDFs.

Trusted Signatures applies Adobe-aligned PDF digital signatures/seals so recipients see the blue “Certified” banner in Acrobat/Reader—proving authenticity and preventing tampering wherever the file travels.

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Not e-signature Works in Acrobat Public verifier HSM Secure
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The moment you see the blue seal, the problem disappears.

Acrobat/Readers’ banner isn’t just a symbol—it’s cryptographic proof of origin and integrity. We make it effortless to get there.

Industries We Serve

Financial Services

Loan agreements, wealth management contracts, compliance filings

Protect clients and regulators from fraud. Every document is tamper-proof, audit-ready, and instantly trusted.

Legal

Contracts, court filings, discovery documents

Lock in authenticity. Build client confidence and safeguard enforceability.

Healthcare

Patient consent forms, insurance claims, compliance reports

Secure sensitive records, protect patient privacy, and meet HIPAA & regulatory requirements.

Real Estate

Purchase agreements, deeds, mortgage documents

Stop fraud at the closing table. Ensure property records can't be altered or forged.

Government

Permits, tax records, compliance reports

Deliver digital trust at scale. Citizens and regulators know documents are authentic.

Once a document leaves your system, you lose control.
The Problem

Once a document leaves your system, you lose control.

Fraudsters can alter invoices and payment instructions. Regulators may ask you to prove a document hasn't changed. Customers have no visible proof your files are authentic. Unsealed documents create hidden liabilities that only surface when it’s too late.

  • Fraud risk
  • Compliance risk
  • Trust risk
See the solution
The Solution

A wax seal for the digital age

Trusted Signatures stamps every PDF with a tamper-proof, legally recognized seal — the digital wax mark that proves authenticity. If anyone changes the file, the seal breaks. If it’s authentic, Acrobat shows the blue seal.

  • Cryptographic seal
  • Blue seal
  • Visible proof
See it in action
A wax seal for the digital age
Why leading organizations choose Trusted Signatures
Benefits

Why leading organizations choose Trusted Signatures

Executives demand three things: stop fraud, pass audits, and build trust. Trusted Signatures delivers all three.

  • Prevent Fraud
  • Prove Compliance
  • Build Trust
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Integration

No disruption. Just protection.

Works alongside your existing e-signature tools. Seals documents automatically as they’re generated. No extra steps for staff or customers.

  • Works with e-signatures
  • Automatic sealing
  • No workflow changes
See integrations
No disruption. Just protection.
Globally recognized and regulator-approved.
Compliance

Globally recognized and regulator-approved.

Trusted Signatures is based on globally recognized standards (AATL, eIDAS) and integrates securely with your existing systems.

  • AATL certified
  • eIDAS compliant
  • Global standards
View certifications

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