Software and libraries

proCertum SmartSign + SimplySign Desktop Version File
proCertum SmartSign
proCertum SmartSignSoftware for making and verifying electronic signature.
The application also involves the SimplySign Desktop module.

Supported operating system: Windows 7, Windows 8, Windows 10, Linux, Mac OS X.

SimplySign Desktop
The SimplySign Desktop application emulates the connection of a physical crypto card and a card reader on your computer.

This solution allows you to use SimplySign in applications that require the use of a physical card.
[ >> more information ]

Platform Linux

Platform Mac OS X
proCertum CardManager Version File
proCertum CardManager
proCertum CardManagerSoftware for management of cryptographic smart card – cryptoCertum

Supported operating system: Windows 7, Windows 8, Windows 10, Linux, Mac OS X.

» more information
Platforma Linux
Platforma OS X

Note: persons who purchased or exchanged the cryptographic smart card cryptoCertum 3.2. after June 26, 2012, are requested to update proCertum CardManager to version and proCertum SmartSign to version.

SimplySign – mobile electronic signature
SimplySign – mobile electronic signature
To start using eSignature with the SimplySign service, download and install the applications.

Download the applications

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:, 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
  • 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.
Privacy policy