[Gpg4win-users-en] SCDaemon problems win GPG4Win 3.1.0

Andre Heinecke aheinecke at intevation.de
Thu Apr 19 11:10:06 CEST 2018


On Thursday, April 19, 2018 12:03:40 AM CEST Ondrej Krajicek wrote:
> after a whole day of unsuccessful and frustrating experiments win gpg4win
> and yubikey, I have no other option than to post question to this mailing
> list. I sincerely do hope that someone can help me.
> My yubikey is working correctly in all tools except gpg4win. And I suspect
> that yubikey is not the problem.

As far as I know yubikey is supported by default in Gpg4win.

> ...

> My scdaemon.conf file looks like this:
> > type .\scdaemon.conf
> debug-level guru
> debug-all
> debug-ccid-driver
> log-file scdaemon.log

I always put absolute paths in the log-file parameter e.g.
Maybe this is why you don't see a log file?

You also need to restart scdaemon after changing the file (best to kill it with 

> verbose
> reader-port "Yubikey 4 OTP+U2F+CCID"

Have you tried without the reader-port value? Where did you take it from?
I guess you have tried without luck without an scdaemon.conf ?

> The strange thing is that with these settings, scdaemon.log should be full
> with debug log entries, but it is not.
> Any ideas?

Mh, maybe some other Application blocks it. Indeed debug output should tell us 
more whats going on.

When you have debug output its probably best to open an issue on

I don't think that the scdaemon maintainer reads this list and I don't know 
much about the internals.

Best regards,

Andre Heinecke |  ++49-541-335083-262  | http://www.intevation.de/
Intevation GmbH, Neuer Graben 17, 49074 Osnabrück | AG Osnabrück, HR B 18998
Geschäftsführer: Frank Koormann, Bernhard Reiter, Dr. Jan-Oliver Wagner
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