Setting the programme Adobe Acrobat Reader for the verification of the validity of the certificate
The electronic signature used and evaluated, it is necessary first to your computer to install root certificates of the certification authorities or individual programmes, if required, to perform the certificate trust settings. If the setting does not, is usually communicated to the user the information that the electronic signature could not be verified and is not trusted.
Installation of the certificates of the certification authorities PostSignum QCA in Windows
root certification authority PostSignum Root QCA 2: postsignum_qca2_root. cer
qualified certification authority PostSignum Qualified CA2: postsignum_qca2_sub. cer
root certification authority PostSignum Root QCA: postsignum_qca_root.CER
qualified certification authority PostSignum Qualified CA: postsignum_qca_sub.CRT cer.
All certificates can be downloaded to disk, and then double-click the file to open the Certificate Wizard and install it into your Windows System.
For more information about the authority PostSignum root certificates, please visit http://www.postsignum.cz/certifikaty_autorit.html
Trust settings in Adobe Reader 9.0 EN
The use of the certificate store in Windows
In OS Windows, you must install the certificates of PostSignum (see above). Subsequently it is possible to enable the control in your document directly from the storage system to Windows:
- In the main menu select Edit > Preferences
- Select the Security tab and then click Advanced preferences.
- The Windows Integration tab in the options, check "enable search and other certificates." and, "Validating certified documents"
- After restarting the program will verify the term.
Import into Adobe Acrobat Reader
In the new version is this form of authentication is somewhat more complex than in previous versions. We recommend that you use a central repository of Windows.
If, for a specific reason you need to use this option, see setting methodology here
Trust settings in Adobe Reader 7.0 EN
The use of the certificate store in Windows
If you are in PC installed root certificates of PostSignum Root QCA and PostSignum Qualified CA, can be in the MENU -> Edit-> Preferences ...-> Categories (Security), choose the Advanced Preferences ....
In the Windows Integration tab, choose/Select "Enable importing and use of identities from the Windows Certificate Store" + choose "Validating Signatures
The use of a distributed certificate directly in the PDF file
Using The MENU-> Document-> Digital Signatures-> Properties.
on the Summary tab, choose Show Certificate ....
On the tab, click the "Add to Trusted Identities ..." in the following box you choose dialog box [x] "Signatures and as a trusted root" and [x] "Certified" documents ".
After confirmation dialog boxes, boxes and choose "Verify signature" will verify the document and signature.
Trust settings in Adobe Reader 6.0 CE
The use of the certificate store in Windows
If you are in PC installed root certificates of PostSignum Root QCA and PostSignum Qualified CA, can be in the MENU -> edit > preferences ...-> category "digital signatures" choose Other preferences ....
In the dialog box "digital signature Advanced preferences, select the" check "Enable importing/identities from the Windows certificates to your list of trusted identities Acrobat" + choose "verify signatures".
The use of a distributed certificate directly in the PDF file
Using the MENU-> document-> digital signatures-> properties ...
in the dialog "signature properties" choose to trust the identity of the ....
In the dialog "Edit trust certificate" select [x] "trust the signatures created with this certificate" and [x] "trust the certified documents created with this certificate."
After confirmation dialog box and choose "Verify signature" will verify the document and signature.