Autofirma 1.7.2 May 2026

AutoFirma is a desktop application that allows users to sign electronic documents for administrative procedures. When a government website requires a digital signature, it "calls" AutoFirma to securely access the digital certificates installed on your computer (like those from the FNMT or a DNIe).

Sign files in XAdES, PAdES (PDF), and CAdES formats. autofirma 1.7.2

AutoFirma will request access to your Keychain to read your digital certificates. AutoFirma is a desktop application that allows users

It uses the afirma:// protocol, allowing it to launch automatically from a website without needing a browser plugin. Step-by-Step Installation Guide For Windows autofirma 1.7.2