Professional ID

The certificate is used for e-signing trade and business documents (e.g. bids and contracts) and authenticating e-invoices.

Professional ID is an extended version of the certificate, with full authentication of its holder’s identity, e-mail address and company details. Thanks to the procedure, the certificate may be used for the electronic signing of trade and business documents of special importance for the company, such as bids and contracts. It may also be used as a tool ensuring the integrity and reliability of an electronic invoice (e-invoice). The certificate efficiently protects electronic correspondence, and it is also supported by all popular e-mail readers, web browsers, applications, and Microsoft operating systems.

  • High level of protection and reliability
  • Safe electronic correspondence, including business letters
  • Reliable authentication of the certificate holder
  • Data contained in the certificate: e-mail address, name and last name (optionally company details)
  • Electronic signature in PDF files and as part of e-invoices
  • Advanced electronic signature
  • Any media device
  • Recommended key length: 2048 / 4096
  • Period of validity: 1-3 years
  • Technical support 24h
Certificate verification – minimum formalities

Upon purchase of Professional ID, authentication of the purchaser’s identity is required. Thanks to the authentication procedure you gain a high level of reliability of signed e-mails and documents.

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Encryption strength

Minimum encryption key length: RSA/DSA 2048 bit, EC 571 bit: sect571k1 (NIST K-571) and sect571r1 (NIST B-571).

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The benefits of Professional ID

Professional ID is intended for signing and encrypting e-mails and files, including business letters. It will be strong evidence for your client that you are a reliable partner and that your messages and documents are safe.

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In particular, recommended for:
  • e-mail encryption (e.g. via Outlook),
  • advanced electronic signature,
  • electronic signature as part of e-invoice services,
  • logging into on-line systems through WWW (e.g. bank account, web service, account administration, hosting services),
  • logging into applications,
  • signing PDF documents.

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.
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