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Qualified Electronic Signature: ZertES Compliant

Offer the highest level of legality for a Qualified Electronic Signature by having your signer's identity verified face-to-face (for QES signing according to Swiss law).

Signing methods overview

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Onboard and sign from anywhere in the world

A one-time face-to-face identification to reuse countless times for electronic signing.
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Compliant with ZertES

The only European signature and sealing solution that covers both EU/EEA and Switzerland with one interface.
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Whitelabeled solution

Brand the full signing flow as your own, and offer the best user experience.

Face-to-face identification & sign with a QES

To sign documents with a QES in Switzerland, the law requires a face-to-face identity verification. Together with our partner Swisscom Trust Services, we offer you the possibility to identify upfront in a face-to-face way.

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Step 1

Identify once in a location nearby in Switzerland

Before signing with a QES in Switzerland, you must be identified once with an identification application. Visit one of the available registration authorities to be identified free of charge within a few minutes.
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Step 2

Verify ID via passport or ID and mobile phone

Bring your passport or ID and your mobile phone for the identification. Once identified, you’ll receive a confirmation SMS directing to a website to accept the terms of use of Swisscom (Schweiz) AG and Swisscom IT Services Finance S.E. Afterward, you can choose a login and password to reuse for electronic signing.

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Step 3

QES is enabled to sign electronically

After identification and creating your login credentials, you can now electronically sign your documents in Nitro Sign.


Keep documents and eSignatures secure and compliant with industry regulations

Integrated into the most innovative and agile electronic signature solution.

eIDAS, E-Sign Act, UETA, Singapore Law, Hong Kong, ZertES (Swiss), and GDPR compliant
Combine SMS OTP with other signing methods
Easy integration via API or use the stand-alone portal
Personalize the solution to your branding

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Learn more about our secure, compliant eSign solutions and which plan is right for you.
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