XML Signature Format
Next, we will describe the XML Signature format and its...
XML Signature Format Read More »
Frequently Asked Questions (FAQs)
Find answers to the most common questions we are asked, categorized by subject. Find answers about the legality of our products, their operation, integrations or generalities.
CSP, KSP and PKCS#11 modules used by Fortress
CSP (Cryptographic Service Provider)
Officially deprecated by...
CSP, KSP and PKCS#11 modules used by Fortress Read More »
What documents are generated when a PDF signature is completed?
When signing in PDF, in all cases, a signature...
What documents are generated when a PDF signature is completed? Read More »
What is Biometric Signature?
A biometric signature is any signature on an electronic document...
What is Biometric Signature? Read More »
Is it possible to use the digital signature without a certificate?
Of course, the digital signature without certificate can be used,...
Is it possible to use the digital signature without a certificate? Read More »
Centralized certificate does not work in Fortress
If when you enter in any web with Viafirma Fortress...
Centralized certificate does not work in Fortress Read More »
What is the regulatory framework in Spain for the Electronic Signature?
Documentation related to the regulatory framework in Spain for the...
What is the regulatory framework in Spain for the Electronic Signature? Read More »
Do I have to install a driver for GEMPLUS smart card readers (DNIe) on MAC?
No installation required! As with the C3PO readers, the necessary...
Do I have to install a driver for GEMPLUS smart card readers (DNIe) on MAC? Read More »
How to obtain my digital certificate?
Our company develops software for companies and institutions to manage...
How to obtain my digital certificate? Read More »
Exporting certificates and private keys on Firefox
To export personal certificates on Firefox 2.x or higher just...
Exporting certificates and private keys on Firefox Read More »
Which signature formats does Viafirma support and which one adapts to my needs?
Depending on your needs and preferences, we offer the following...
Which signature formats does Viafirma support and which one adapts to my needs? Read More »
Delete JAVA console temporary files
Windows We must go to Start > Control Panel >...
Delete JAVA console temporary files Read More »
Where should I install the digital certificate?
Whether to sign a document or for an authentication...
Where should I install the digital certificate? Read More »
Can I sign with Viafirma from Android?
Our Viafirma Platform mobile client will allow you to use...
Can I sign with Viafirma from Android? Read More »
CAdES (CMS Advanced Electronic Signature)
CAdES (CMS Advanced Electronic Signatures) it’s a set of database...
CAdES (CMS Advanced Electronic Signature) Read More »
Export certificates only with public key in Explorer (.p7c/.p7b)
Access the “Tools” menu, “Internet Options”, “Content” tab. In the...
Export certificates only with public key in Explorer (.p7c/.p7b) Read More »
How can I activate the Java console?
Java C0nsole in Windows To activate the java console in...
How can I activate the Java console? Read More »
Instructions for installing certificates in the Java store on Windows 10
To install certificates in the Java store instead of in...
Instructions for installing certificates in the Java store on Windows 10 Read More »