Sophisticated solutions that are easy to use

We enable secure electronic signatures and all the processes associated with them

Doctors prescribe prescriptions, banks conclude contracts and citizens communicate with authorities thanks to our innovative technologies. For almost 25 years, our products and services have reliably supported information systems that require confidentiality, integrity and non-repudiation of the origin of transactions.

  • Logo ČSOB
  • Česká spořitelna
  • Úřad průmyslového vlastnictví
  • Fakultní nemocnice Ostrava
  • Nemocnice na Homolce
  • Ministerstvo zahraničních věcí
  • ČSSZ
  • Min školství, mládeže a tělovýchovy
  • Ministerstvo práce a sociálních věcí
We are První certifikační autorita

...a trust service provider under EU Regulation No.  910/2014 eIDAS.

Our services are available on a global level, not just in Europe.

"We're creating a digital world you can trust."

Ing. Petr Budiš, Ph.D., MBA
General manager I.CA
Who owns us

Heavyweights in banking, communications and IT

  • Česká spořitelna, a.s.
  • Československá obchodní banka, a.s.
  • O2 Czech Republic a.s.
  • Asseco Central Europe, a.s.
  • STÁTNÍ TISKÁRNA CENIN, s.p.
Naše budova v Praze Libni

Company Headquarters

You can find us
in Libeň, Prague

První certifikační autorita, a.s.
Podvinný mlýn 2178/6
190 00, Prague 9 - Libeň

Mailbox ID: a69fvfb
info@ica.cz

How to reach us

For certificate holders

Manage your certificate

obnova
Kategorie: Need to extend the validity?

Certificate renewal

Certificates are the same as credit cards - for security reasons they have a limited validity.

Issuing a subsequent certificate

Download the I.CA NewCert app

zneplatneni certifikatu
Kategorie: Need to revoke your certificate?

Certificate revocation

If your smart card or computer is stolen, you can immediately revoke the certificate. If you are unable to request certificate revocation online, you can use other procedures.

To revoke a commercial certificate

To revoke a qualified certificate

Sprava certifikatu
Kategorie: Edit data and purchase history

Certificate Management

View a list of issued certificates and invoices, update your contact details. Google Chrome users must first install the ICAPKIServiceHost application.

Manage your personal certificate

Manage for contract client representatives

Come in. We will give you free advice or guide you through the selection

Our customer and technical support is fully at your disposal every weekday from 8:00 am to 5:00 pm.

+420 284 081 930

podpora@ica.cz