<html> <head> <style></style></head> <body class='hmmessage'><div dir='ltr'>Hi,<BR> <BR> On Ubuntu 12.04 with LibreOffice 3.5.7.2 I fail to digitally sign a document using an ECC certificate.<BR> I tried loading such a pfx to firefox' software token and it appears on the list of available certificates for signing - however, I cannot sign any document with it. <BR> RSA based certificates work fine.<BR> <BR> Is it a known issue?<BR> <BR> Thanks<BR> </div></body> </html>