Marcel Ferrante

icon indicating a website link marcelferrante.com.br icon indicating an email [email protected]

icon company UFG icon location Goiânia/GO icon location PHD in Information Science. Professor of Information Managment at UFG/Brazil.

Results 1 issues of Marcel Ferrante

Signature error: The validity of the document certification is UNKNOWN. The author could not be verified.

6 comment

Hi, I generated a PDF with a valid SSL certificate, but the signature isn't valid: ![image](https://user-images.githubusercontent.com/543662/83322496-94fc9d00-a22e-11ea-8ae4-a1e4f0784851.png) What could be wrong? Thanks, Marcel