EV Code Signing

The EV Code Signing Certificate combines all the features of a standard code signing certificate with a meticulous extended verification process (EV). This is the highest quality Code Signing certificate that meets the rigorous requirements of Microsoft.

Users who want to download software over the Internet often have concerns about whether it is harmful software that contains viruses or malware. Software is chosen and downloaded much faster which was signed by a certificate from a trusted Certification Authority such as CERTUM.

Software signed in this way eliminates messages such as “unknown software publisher” and “Dangerous software” and most importantly, immediately eliminates the occurrence of the message SmartScreen ® Application Reputation, a filer undesirable from the point of view of the owner of the software that treats software as unwanted and untrusted. The elimination of unwanted messages translates directly into increased customer confidence and hence a greater number of downloads.

With the EV Code Signing Certificate, your customers receive a guarantee that the software they use is a from a trusted source and has not been modified since it was signed.

Examples of tools that you can use for signing:

  • MS Office 2000+, ToolSign.sh and openSSL for UNIX/Linux, Firefox, Key Manager, Jarsigner and verifier from Java JDK 1.5+, SignTool, SignCode and Visual Studio Express

Examples of supported formats:

  • .docm, xlsm, .pptm, .xpi, .jar, .war, .ear, exe, .dll, .ocx, .cab, .msi.

The most important features of the EV Code Signing certificate:

  • Financial guarantee of €60,000
  • Compliance with WebTrustSM/TM
  • Issued by CERTUM CA, whose certificate is automatically recognised as trusted in modern web browsers and by all Microsoft products
  • Protected SHA-2 hash function
  • Protection of the intellectual property and brand of software publishers
  • Compatible with the X.509 v.3 (RFC5280) standard
  • Documentation and customer service in Polish language
  • Free revocation and reissue
  • The certificate have to be installed on cryptographic card
  • Free time stamping
  • Possible certificate status verification using CRL and OCSP
  • Period of validity of 1-3 years
  • Technical support (Infoline, email)
Certificate verification

When purchasing an EV Code Signing certificate, it required that the identity of the future Subscriber be verified. New customers are asked to provide within seven days documents confirming the identity of the person responsible for the purchase of the certificate and additional corporate documents (if the data are to be placed in the certificate).

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The benefits of possessing an EV Code Signing Certificate

Signing with an EV Code Signing certificate helps increase the number of downloaded files, and what goes with it, an increase in the company’s revenue.

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Strength of the encryption

The minimum length of cryptographic keys: RSA/DSA 2048 bit, EC 571 bit: sect571k1 (NIST K-571) oraz sect571r1 (NIST B-571).

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Especially recommended to protect:
  • program code
  • components and ActiveX controls,
  • drivers used in operating systems from MS Windows in 32-bit and 64-bit, in user mode or kernel mode
  • libraries in Windows systems,
  • binary code.


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.
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