CA Hub

Sign globally. Trust locally.

Connect once to Nota Sign's Trust Service Provider network, serving signers across 200+ countries and territories. Route each agreement by jurisdiction, assurance level, and workflow.

Explore high-trust signing, country by country

Pick a market to see connected Trust Service Providers and compare AES, QES, and electronic seal options for every cross-border agreement.

Local
Provider is local to the selected jurisdiction.
AES
eIDAS advanced signature or equivalent Digital Signature.
QES
eIDAS qualified electronic signature.

Coverage shows availability; legal effect may vary by governing law and dispute forum.

One network. Every market's signing options.

Search by country and signing option to compare local status, AES, QES, and eSeal routes—then choose the provider that fits your workflow.

62 providers
AES QES eSeal

INTESI

Intesi Group is an Italian qualified trust service provider delivering eIDAS-compliant identity verification, cloud signatures, and electronic seals for global workflows.

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EID AES eSeal

VIDA

VIDA is an Indonesian certification authority delivering biometric identity verification, legally binding electronic signatures, and electronic seals for regulated digital transactions.

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AES QES eSeal

DigiCert

DigiCert provides global certificate authority and PKI services, including identity verification, document signing, and electronic seals supported by widely trusted certificate programs.

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AES QES eSeal

GlobalSign

GlobalSign is a global certification authority and qualified trust service provider offering PKI, identity verification, digital signatures, and electronic seals.

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EID AES

Singpass

Singpass is Singapore's national digital identity platform, enabling secure authentication and legally binding digital signatures for individuals and businesses.

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AES

Netrust

Netrust is Singapore's IMDA-accredited commercial certification authority, providing digital certificates and electronic signatures for government and enterprise transactions.

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AES eSeal

Digi-Sign

Digi-Sign is a Hong Kong-recognized certification authority that issues legally valid digital certificates for secure electronic signatures and seals.

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EID AES

iAM Smart

iAM Smart is Hong Kong's government digital identity platform, providing identity authentication and legally recognized digital signing through iAM Smart+.

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AES eSeal

FPT

FPT is a licensed Vietnamese certification authority providing digital certificates, advanced electronic signatures, and electronic seals for local businesses and individuals.

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Local trust. Global scale. One integration.

Give signers the right local option

Give signers the right local option

Offer AES, QES, and electronic seal routes according to jurisdiction and workflow through one consistent Nota Sign experience.
Route by jurisdiction and assurance level

Route by jurisdiction and assurance level

Use country, assurance level, and workflow requirements to connect each agreement to the configured TSP route.
Launch in new markets faster

Launch in new markets faster

Add local trust routes through the same Nota Sign integration without rebuilding your signing stack country by country.

“Managing agreements across global markets requires consistency and local compliance. Nota Sign gives us the trust and flexibility to streamline signing workflows worldwide.”

Chery AutomobileGlobal Operations Team
Nota Sign API routing an agreement to a local Trust Service Provider

Signing capabilities, built into Nota Sign

AES, QES, and electronic seals work out of the box across 200+ countries and territories. Pick the right level for each agreement—no separate providers to integrate, no extra compliance work.

One integration. Reach 200+ countries and territories.

Turn local trust requirements into one global signing strategy.

One API, global reach

Connect once to TSP routes serving signers across 200+ countries and territories.

Routing for every market

Use country, assurance level, and workflow rules to select the configured TSP route.

AES, QES, and electronic seals

Support Advanced Electronic Signature, Qualified Electronic Signature, and electronic seal workflows through one Nota Sign integration.

One experience everywhere

Keep your brand and signer journey consistent while Nota Sign handles market-specific trust routing.

Make global signing feel local

Nota Sign connecting an agreement to a local trust service route