Simply secure.

We are the reliable and trustworthy partner when it comes to security in the digital space. A-Trust has stood for compliance, integrity and convenience for over 20 years.

Ready for an upgrade? With the A-Trust Signature APP, you not only sign documents faster and more conveniently, but also rely on the highest possible security.

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Our products for companies

Secure the digital lead in your industry, e.g. by accelerating and simplifying internal processes thanks to our Signatur-Box (signature server). This saves you valuable time and minimizes your integration effort.

With our qualified electronic company seal you seal eIDAS-compliant throughout Europe (e.g. for the EU database EPREL).

As the market leader in the field of cash register certificates, we offer various online and offline solutions.

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Our products for the public sector

Especially in the public sector, where highly sensitive data is handled, it is important to be protected in the best way possible! Your data security is close to our heart and with the Signatur-Box you are guaranteed to be on the safe side.

Authenticate your government organization using an authority signature (“Amtssignatur”) or benefit from service and community ID-cards that offer additional advantages (signature, encryption, identification) and security.

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Our products for individuals

With the qualified electronic signature (QES) from A-Trust (e.g. ID Austria – your Austrian eID – or xIDENTITY), you can sign documents flexibly and completely independent of time and location.

You also gain access to numerous e-services from businesses and administration. This is how you can handle the process of signing official documents digitally – conveniently from the comfort of your own home.

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Current news

Montage: A laptop stands on a desk, in front of it three symbols representing documents; a person digitally signs the top document with a pen.


Design signature workflows efficiently & securely: With the new Hash2Sign software from A-Trust

A-Trust's constantly expanding product portfolio has now been enriched by an innovative, user-friendly...

A firm and benevolent handshake.


Promising cooperation: A-Trust and intarsys combine their strengths

intarsys x A-Trust: The German provider of signature solutions, intarsys, and Austria's leading...

The image shows an event taking place in a large, light-filled room with a glass roof and palm trees in the background. Two men are standing on a stage in front of a black curtain, speaking to a large group of people who are attentively listening. On a screen behind the speakers, the text 'A-Trust Sommerfest - Networking unter Palmen' is displayed. The attendees are mostly dressed in business attire, and the atmosphere appears professional and business-like.


"Networking under palm trees": The A-Trust partner event 2024 at the Palmenhaus

This year's A-Trust partner event on June 5, 2024 was a complete success and reflected the...

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