We are the leader in the Polish market and one of the oldest certification centers in Europe (more than 15 years). The classic electronic signature kit (e-signature) created by Certum is Poland’s most frequently chosen service of its kind.

Our team of experts is often engaged in consultations regarding the issues related to the electronic signature and its validation, which are held both in Poland and in the rest of the European Union. The Certum brand has won numerous distinctions and awards in prestigious competitions and contests.

We have our own Data Center which is one of the safest in the country. As a result, we provide reliable and fully efficient services, consistent with international standards.

The services provided by Certum are audited by, among others, the National Certification Center (NCCERT):https://nccert.pl/karta14Asseco.htm

Why should I trust Certum and choose SimpleSign? It’s simple!


Compliance with eIDAS

A service consistent with the Regulation of the European Parliament and Council of the European Union No. 910/2014 dated July 23, 2014, on electronic identification and trust services in relation to electronic transactions on the internal market, abbreviation: eIDAS


24/7 security and accessibility

Our own Data Center guarantees a reliable and efficient service, consistent with international standards, which is confirmed with certificates obtained during audits.


European CA – Recommendation of experts

The Certum service is provided in the Data Center located in Poland/EU. It is one of the safest data centers in Poland.


We are recognised by experts

Our team of experts is frequently engaged in consultations in the EU.


Proprietary solution

SimplySign is designed and produced fully in European/Polish Certum R&D laboratories (ADS S.A.).


Experience of the market leader

The Certum electronic signature is Poland’s most frequently chosen e-signature service. We have one of the largest and oldest certification centers in Europe (more than 15 years of experience).

Dear User

Pursuant to Article 13(1)(2) of the General Data Protection Regulation of 27 April 2016 (hereinafter referred to as the “Regulation”), please be informed that:

  • The administrator of your personal data is Asseco Data Systems S.A. with registered office in Gdynia, ul. Podolska 21, 81-321 Gdynia;
  • The Data Protection Officer at Asseco Data Systems S.A. can be contacted at e-mail address: IOD@assecods.pl, tel. +48 42 675 63 60.
  • Your personal data will be processed for the purpose of:
    1. preparing a response to your enquiry, pursuant to Art. 6(1)(b) of the Regulation
    2. sending marketing information by means of electronic communication and automation software on the basis of the Act on the provision of services by electronic means of 18 July 2002 and in connection with Article 172(1) of the Act “Telecommunications Law” of 16 July 2004 (alternative consent), pursuant to Article 6(1)(a) of the Regulation.
  • Your personal data will be stored for the time necessary to prepare a response to your enquiry and to respond it until you withdraw your consent for receipt of marketing information.
  • You have the right to access the contents of your data and the right to correct it, to have it removed/forgotten, to restrict its processing, to transfer it, to make an objection, to withdraw consent at any time without affecting the lawfulness of processing carried out on the basis of your consent prior to its withdrawal. All the above rights may be exercised through an application submitted at https://www.daneosobowe.assecods.pl
  • You have the right to lodge a complaint with the Regulator if you consider that the processing of your personal data is in breach of provisions of the Regulation.
  • Provision of personal data by you is necessary for the execution of your enquiry. You must provide it, and the consequence of not providing personal data will be that you will not be able to receive a response to your enquiry.
  • Your data will be processed automatically, also in the form of profiling. Automated decision making will be based on the principles of processing personal data supplied at the time of creating an Account and any supplemented data stored in it as well as data concerning activity on the Websites (in accordance with the Privacy Policy of Asseco Data Systems S.A. website Privacy Policy) and activity related to our communication with you through e-mail, and such processing will result in adjustment of marketing information concerning our products and services that may be of interest to you.

I am 13 years of age or older and have the right to express consent on my own.

Privacy Policy