Recognized certificate
For files that require a certificate-backed route or stronger signer identity and integrity evidence.

Hong Kong digital signature / Recognized certificates / iAM Smart+
Digital-signature planning in Hong Kong is about choosing the right trust route for the right document family. Use this page to compare recognized certificates, iAM Smart+, and eSign.AI workflow controls for identity, evidence, approvals, and system return.
Trust route
Do not treat every document as a certificate-backed document. Start with the file family, signer identity, counterparty requirement, and evidence expectation, then configure the route into the signing workflow.
For files that require a certificate-backed route or stronger signer identity and integrity evidence.
For Hong Kong local identity and signing scenarios where an iAM Smart+ route is appropriate.
For templates, approvals, signer routing, evidence packages, status return, and archive fields across systems.
Buyer comparison
The decision is operational: which files need a local trust route, which files need ordinary eSignature, and which flows need system return.
| Decision point | Recognized certificate | iAM Smart+ | eSign.AI workflow |
|---|---|---|---|
| Best fit | Higher-assurance files, certain counterparty requirements, or stronger identity evidence needs. | Hong Kong local identity and signing experience where supported by the document route. | Repeatable signing operations across templates, approvals, entities, and systems. |
| What to configure | Certificate route, signer identity, file integrity, and certificate context. | Identity flow, signer role, user experience, and completion evidence. | Document family, approval nodes, signer route, evidence package, and archive return. |
| Operational value | Stronger local trust context for selected files. | Local identity experience for Hong Kong signers. | Keeps the route usable inside daily business workflows. |
| Selection cue | Use when the document family needs stronger assurance. | Use when local identity experience is part of the signing route. | Use when the same rules must scale across teams and systems. |
Best fit
Higher-assurance files, certain counterparty requirements, or stronger identity evidence needs.
Hong Kong local identity and signing experience where supported by the document route.
Repeatable signing operations across templates, approvals, entities, and systems.
What to configure
Certificate route, signer identity, file integrity, and certificate context.
Identity flow, signer role, user experience, and completion evidence.
Document family, approval nodes, signer route, evidence package, and archive return.
Operational value
Stronger local trust context for selected files.
Local identity experience for Hong Kong signers.
Keeps the route usable inside daily business workflows.
Selection cue
Use when the document family needs stronger assurance.
Use when local identity experience is part of the signing route.
Use when the same rules must scale across teams and systems.
Official baseline
Hong Kong digital-signature planning should start with the Electronic Transactions Ordinance (Cap. 553) and the recognized certification-authority landscape, then translate the regulatory requirement into document-specific workflow rules. The ETO provides the legal baseline for electronic signatures, while recognized CAs supply the certificate infrastructure for higher-assurance signing routes.
Deployment scenarios
Higher-assurance routes appear in finance, professional services, cross-border contracts, regulated workflows, and documents that need stronger identity or integrity evidence. The choice between ordinary eSignature and certificate-backed routes depends on the document family, counterparty requirements, and the level of evidence the organization needs to retain.
Client confirmations, authorizations, declarations, and evidence-sensitive documents.
Files where the signer route or certificate context needs closer review.
Hong Kong, Mainland China, and APAC entities signing under different workflow requirements.
Board, legal, procurement, or finance approvals that need clear signer roles and audit records.
Customer cases
The customer cases are workflow references: template control, approval nodes, signer routing, status return, and archive evidence.
Hong Kong and cross-border brand operations, useful for template control, approvals, and post-signing archive return.
Cloud collaboration and system workflow example, useful for reducing repeated entry while keeping completion evidence.

Project-based, multi-entity contract workflow example for approval control, file status, and evidence retention.
Further reading
Use the related resources to move from identity route to ordinary eSignature rollout and vendor comparison.
FAQ
Next step
Start by selecting one document family that needs stronger assurance, then configure identity, approval, evidence, and archive return before expanding.